Discharge permits · permit records
Discharge permit records in Maryland, A to Z
2,041 current Clean Water Act discharge permits on EPA’s ICIS-NPDES register, 3 pages of up to 1,000; this is page 2. Each name opens the permit’s record: the permittee, the receiving water, the permit’s status and dates, and its effluent limits and exceedances. The place’s figures are at discharge permits in Maryland.
- LAI EAST DIVISION Westminster, MDR003025
- LAKE CAMPUS COMM ASSOC/POND Belair, MDG870227
- LAKE SOMERSET CAMPGROUND Westover, MDG870383
- LAKE STREET BULK PLANT Salisbury, MDG345946
- LAKE VILLAGE TOWNSHOMES Severn, MDG679445
- LAKELANDS AT EASTON Easton, MDG870329
- LAKEVIEW AT BRANDYWINE Brandywine, MDG870157
- LANCO-PENNLAND Hancock, MD0063592
- LANEY CONSTRUCTION MATERIALS Woodbine, MDG498087
- LANODIR - FUMIGATION FACILITY Baltiore, MDR001003
- LAOC CORP Oakland, MDG490060
- LAPLATA S&G READY MIX FACILITY Laplata, MDG499758
- LARRY ROHLEDER Fallston, MDG870251
- LAUER SAND & GRAVEL (MAGRUDER SOUTH PROPERTY) Laurel, MDG490046
- LAUREL HILL QUARRY Laurel, MDG490457
- LAUREL MUNICIPAL POOL Laurel, MDG767297
- LAUREL SAND $ GRAVEL,INC. Woodsboro, MDG491429
- LAUREL SAND AND GRAVEL MAGRUDER TRACT 3 Laurel, MDG490044
- LAVALE SANITARY COMMISSION CSO La Vale, MD0067547
- LAVALE SANITARY COMMISSION WATER ROAD PROJECT Lavale, MDG679779
- LEE PIT # 1 Brandywine, MDG490170
- LEGORE QUARRY Keymar, MDG490994
- LEHIGH CEMENT COMPANY - UNION Union Bridge, MD0000779
- LEHIGH NEW WINDSOR QUARRY New Windsor, MDG492448
- LEIDOS RIO WASHINGTON CENTER Gaithersburg, MDG870269
- LEISURE WORLD Silver Sprind, MDG870249
- LEONARDTOWN MAINTENANCE FACILITY Leonardtown, MDR001334
- LEONARDTOWN PLANT Leonardtown, MDG490409
- LEONARDTOWN WASTEWATER TREATMENT PLANT Leonardtown, MDR003938
- LEONARDTOWN WATER TREATMENT PLANT Leonardtown, MDG679569
- LEVEL LAND INCORPORATED Woodbine, MDR003928
- LGC CLINICAL DIAGNOSTICS, INC. Gaithersburg, MDR003689
- LIBERTYTOWN WWTP Libertytown, MD0060577
- LIFE TECHNOLOGIES Frederick, MDR003646
- LIFE TECHNOLOGIES (A PART OF THERMO FISHER SCIENTIFIC) Frederick, MDR003645
- LIFE TECHNOLOGIES CORP. Frederick, MDR003647
- LIFE TECHNOLOGIES CORPORATION Frederick, MDR003648
- LIGON & LIGON UTILITY CONTRACTORS Baltimore, MD0016D18
- LINDE INCORPORATED Baltimore, MD0054101
- LINDY'S SEAFOOD, INC. Woolford, MDG521600
- LINEAGE LOGISTICS Jessup, MDR000679
- LINHARDS TOWING, INC. Cockeysville, MD0030C18
- LINKWOOD VENTURES, LLC Cambridge, MD2507J00
- LINTON AT BALLENGER CREEK COMMUNITY ASSOCIATION, INC. Frederick, MDG767175
- LION'S WOOD BANQUET FURNITURE Baltimore, MDR003947
- LIONS CAMP MERRICK Nanjemoy, MD3747I11
- LIQUID ROBOTICS, INC. Jessup, MDR003991
- LISTER ESTATES HOMEOWNER'S ASSOC. Ridgely, MDG870149
- LITTLE FALLS SWIM CLUB, INC. Bethesda, MDG767243
- LITTLE PATUXENT WWTP Savage, MDL055174
- LITTLE YORK FARM JAMES GANNON III Oxford, MDG870216
- LITTLE YORK FARM JAMES GANNON III Oxford, MDG870217
- LITTLE YORK FARM JAMES GANNON III Trappe, MDG870218
- LITTLE YORK FARM-JAMES GANNON III Trappe, MDG870219
- LLOYD GAUGLER SR./KANALAT FARM Federalsburg, MDG010102
- LMC PROPERTIES Baltimore, MDR003057
- LMC PROPERTIES, INC. Middle River, MD0002852
- LOCKE INSULATORS, INC. Baltimore, MD0002763
- LOCKHEED MARTIN - LMC PROPERTIES, INC Rockville, MDG679744
- LOCKHEED MARTIN DUMP ROAD AREA GROUNDWATER TREATMENT PLANT Middle River, MD0071773
- LOCKHEED MARTIN MIDDLE RIVER Baltimore, MDG679660
- LOCKWOOD COMMUNITY POOL Sliver Spring, MDG767368
- LOCUST PARK POOL Columbia, MDG766182
- LOHMEYER'S FARM INC (EXPANSION) Denton, MDG010104
- LONACONING RESERVOIR Lonaconing, MD0056804
- LONG BEACH MARINA Middle River, MDG993718
- LONG POINT PRESERVE LLC Oxford, MDG870122
- LONGMEAD CROSSING Silver Spring, MDG870158
- LONZA WALKERSVILLE, INC. Walkersville, MDR002256
- LORI PEARSON Myersville, MDG870263
- LOWER BAKERSTOWN MINE Westernport, MDG859645
- LYHUS PROPERTY Fulton, MD3876N22
- LYONS CREEK MOBILE HOME ESTATE WWTP Lothian, MD0053511
- LYTTONSVILLE BRIDGE HYDRO-DEMOLITION Silver Spring, MDG490072
- M LUIS PRODUCTS CO Glen Burnie, MDG499912
- M.E.B.A. ENGINEERING SCHOOL Easton, MDG766041
- MAC MACHINE COMPANY, INC Baltimore, MDR003017
- MACK TRUCKS, INC. Hagerstown, MDR003614
- MADHOUSE OYSTER, LLC Fishing Creek, MDG520500
- MANIDOKAN CAMP & RETREAT CENTER Knoxville, MDG767216
- MANOR OAKS HOA Brookeville, MDG767307
- MAPLE HILL MOBILE HOME PARK WASTE WATER TREATMENT PLANT Port Deposit, MD0053171
- MAR DEL VIEW FARMS, LLC Sudlersville, MDG010027
- MARDELA-SPRING S&G Hebron, MDG490411
- MARIANNE MCCALLUM St. Michaels, MDG870320
- MARINE RESORTS, INC. Chestertown, MDG999388
- MARINERS COVE HOA OF BALTIMORE Baltimore, MDG766987
- MARK SUPIK & CO, INC. Baltimore, MDR003796
- MARK TRECE, INC. Fallston, MDR003036
- MARKEL'S BOAT YARD Edgemere, MDG999106
- MARLBORO AUTO PARTS Upper Marlboro, MDR001933
- MARLBORO MEADOWS WWTP Upper Marlboro, MD0022781
- MARLBORO MEADOWS WWTP Upper Marlboro, MDL022781
- MARLBORO RIDING HOA Upper Marlboro, MDG870291
- MARLEY MANOR APARTMENTS Salisbury, MDG870150
- MARLEY RUN WWTP-J&H PROP,INC. Huntington (Historical), MD3232E10
- MARLEY RUN WWTP-J&H PROP,INC. Huntingtown, MDG913232
- MARLEY-TAYLOR WRF Lexington Park, MDL021679
- MARLIN STEEL WIRE PRODUCTS Baltimore, MDR001558
- MARSHALL RUBY AND SONS Frostburg, MDR001405
- MARSHYHOPE SAND/GRAVEL LLC. Federalsurg, MDG491600
- MARTIN KANNER Frederick, MDG870182
- MARTIN'S AUTO PARTS Oakland, MDR003135
- MARTY DIMARZIO Stevensville, MDG870116
- MARYDEL S&G Gambrills, MDG493612
- MARYLAND AVIATION ADMINISTRATION-BWI Glen Burnie, MD0063371
- MARYLAND AND VIRGINIA MILK PRODUCERS COOPERATIVE ASSOCIATION, INCORPORATED Landover, DCPIU000S
- MARYLAND CONCRETE SEPTIC TANK INC. Freeland, MDG499985
- MARYLAND CORRECTIONAL INSTI Hagerstown, MDL023957
- MARYLAND CTY WATER RECLAMATION Laurel, MDL062596
- MARYLAND DEPARTMENT OF AGRICULTURE Annapolis, MDG870341
- MARYLAND DEPARTMENT OF AGRICULTURE Annapolis, MDG870343
- MARYLAND DEPARTMENT OF AGRICULTURE Annapolis, MDG870344
- MARYLAND DEPARTMENT OF AGRICULTURE Annapolis, MDG870354
- MARYLAND DEPARTMENT OF AGRICULTURE Annapolis, MDG870357
- MARYLAND DEPARTMENT OF AGRICULTURE-FOREST PEST MANAGEMENT Annapolis, MDG870002
- MARYLAND DEPARTMENT OF MOSQUITO CONTROL PROGRAM Annapolis, MDG870355
- MARYLAND DEPARTMENT OF THE AGRICULTURE Annapolis, MDG870352
- MARYLAND MARKET CENTER Jessup, MDR003511
- MARYLAND METALS INC Hagerstown, MDR000749
- MARYLAND MIDLAND RAILWAY Union Bridge, MDR003429
- MARYLAND MINERALS,INC. Friendsville, MDG492825
- MARYLAND NATIONAL MEMORIAL PARK Laurel, MDG870275
- MARYLAND PAPER COMPANY Williamsport, MDR003704
- MARYLAND PAVING Finksburg, MDG490720
- MARYLAND PAVING CHURCHVILLE Bel Air, MDG491346
- MARYLAND PORT ADMINISTRATION Baltimore, MDDRG3890
- MARYLAND RECLAMATION, LLC- HAMMETT PROPERTY Upper Marlboro, MDG498014
- MARYLAND SEAFOOD, INC. St. Marys City, MDG520400
- MARYLAND STATE POLICE HEADQUARTERS Pikesville, MD0062C22
- MARYLAND TRANSPORTATION AUTHORITY (5801 WABASH) Baltimore, MDG679767
- MARYLAND WHOLESALE PRODUCT MARKET Jessup, MDR003512
- MASON DIXON FARMS, INC. Emmitsburg, MDG010011
- MASON DIXON MATERIALS .CECIL PLANT Port Deposit, MDG499768
- MASSEY HILL Massey, MDR003451
- MATTAWOMAN WWTP Charles County, MD0021865
- MATTAWOMAN WWTP Charles County, MDL021865
- MAX MELTZER Rockville, MDG870185
- MAXIM BIOMEDICAL, INC, Rockville, MDR003965
- MAYO LARGE COMMUNAL W.R.F. Edgewater, MD0061794
- MAYORGA ORGANICS, LLC Rockville, MDR003719
- MCCENEY PIT Silver Spring, MDG499863
- MCCONCHIE SAND AND GRAVEL FACILITY Port Tobacco, MDG498015
- MCCORMICK & COMPANY, INC. Hunt Valley, MDR001766
- MCCORMICK LOGISTICS CENTER Sparrows Point, MDG679766
- MCCORMICK PAINT WORKS CO Rockville, MDR001072
- MCCORMICK PAINT WORKS COMPANY - FREDERICK Frederick, MDR001067
- MCCREADY RAILWAY & BOATYARD Lusby, MDG993725
- MCDONOGH SCHOOL Owings Mills, MDG870274
- MCI-H MCE METAL II PLANT Hagerston, MDR002516
- MCI-H HAGERSTOWN WAREHOUSE Hagerstown, MDR002513
- MCI-H MCE LAUNDRY PLANT Hagerstown, MDR002518
- MCI-H MCE UPHOLSTERY PLANT Hagerstown, MDR002517
- MCINTOSH PIT Mechanicsville, MDG499844
- MD - SHA - GREEN HILL COVE WWTP Edgemere, MD0063916
- MD DNR DEALE ISLAND WILDLIFE MGMT Dames Quarter, MDG870214
- MD DNR SUSQUEHANNA STATE PARK Havre De Grace, MD0034M19
- MD SHA - KEYERS RIDGE SHOP Accident, MDR001338
- MD VA MILK PRODUCERS COOP ASSO, INC. Laurel, MDR003158
- MD. CITY WATER RECLAM. FAC. Laurel, MD0062596
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870278
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870279
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870327
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870342
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870345
- MDA MOSQUITO CONTROL PROGRAM Richardsmere, MDG870348
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870353
- MDA MOSQUITO CONTROL PROGRAM Anne Annapolis, MDG870356
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870358
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870387
- MDA MOSQUITO CONTROL PROGRAM Annapolis, MDG870527
- MDNR WILDLIFE AND HERITAGE Cambridge, MDG870132
- MDOT - MARYLAND PORT ADMINISTRATION Baltimore, MDG870055
- MEADOW BRANCH ASHPALT PLANT Westminster, MDG499852
- MEADOWS AT TOWN RUN SECTION II CLUBHOUSE AND POOL Leonardtown, MDG767334
- MEADOWVIEW WWTP Elkton, MD0022641
- MECHANICSVILLE RMC Mechanicsville, MDG491091
- MEDIMMUNE, LLC Gaithersburg, DCPIU000T
- MEEHAN'S MARINA Sparrows Point, MDG999309
- MELVILLE COLLECTION SITE Henderson, MDR003900
- MERCURY PLASTICS MD INC. Baltimore, MDR003788
- MERGENTHALER VO-TECH HIGH SCHOOL # 410 Baltimore, MDG766913
- MERLE THORPE CHARITABLE TRUST Thurmont, MD3238K03
- MERRICK FARM Ingleside, MDG498036
- MESO SCALE DIAGNOSTICS, LLC Gaithersburg, MDR002523
- METRO PLATING AND POLISHING GROUP INC. Kensington, DCPIU000U
- METTIKI COAL CORP. Deer Park, MD0055182
- MFI CONCRETE, LLC Woodbine, MDG498066
- MICHAEL MAURO, JR. Rockville, MDG870209
- MICHAEL V. VOLKER, JR. Chester, MDG870120
- MICHELE MARCHESE Kingsville, MDG870285
- MID-ATLANTIC FINISHING, INC. Capitol Heights, DCPIU000V
- MIDDLETON'S GRAVEL PIT II Morganza, MDG499892
- MIDDLETOWN - EAST WWTP Middletown, MD0067628
- MIDDLETOWN WATER SYSTEM Middletown, MDG679754
- MIDLAND QUARRY Midland, MDG498047
- MIDSHORE II SOIL BORROW AREA-ACKERMAN FARM Ridgely, MDG490024
- MILBROOK PARK APARTMENTS POOL Baltimore, MDG766154
- MILL BOTTOM WWTP Frederick, MD0065439
- MILL STEEL COMPANY DBA MARYLAND METALS PROCESSING, LLC Baltimore, MDR003960
- MILLER AND LONG @ 9000 ROCKVILLE PIKE Bethesda, MDG490022
- MILLER AND LONG CO, INC. Fort Meade, MDG490048
- MILLER AND LONG CO. INC. Bethesda, MDG490057
- MILLERSVILLE LANDFILL & RESOURCE RECOVERY FACILITY Severn, MDR001304
- MILTENYI BIOTEC NORTH AMERICA, INC. Gaithersburg, MDR001782
- MINING RECLAMATION SITE Hagerstown, MDG490061
- MISSOURI AVENUE CONVENIENCE CENTER Bandywine, MDR002466
- MMSG LIMITED PARTNERSHIP Baltimore, MDR001646
- MNCPPC LITTLE BENNETT MAINTENANCE YARD Clarksburg, MD0059K21
- MODULEX Frederick, MDR003986
- MONROVIA WWTP Monrovia, MD0059609
- MONTEBELLO BRANDS INC Dundalk, MDR000037
- MONTGOMERY COUNTRY CLUB Laytonsville, MDG870250
- MONTGOMERY COUNTY DPW PUBLIC SAFETY HEADQUARTERS Gaithersburg, MD0068195
- MONTGOMERY COUNTY PUBLIC SAFETY Gaithersburg, MDG870304
- MONTGOMERY COUNTY RESOURCE RECOVERY FACILITY (MCRRF) Dickerson, MDR003061
- MONTGOMERY SQUARE C. SWIM CLUB Potomac, MDG766541
- MONTGOMERY VILLAGE FOUNDATION, INC. Montgomery Village, MDG870306
- MOORE BOAT WORKS Bishopville, MDG999391
- MORELAND-SANDYFILL S&G Harwood, MDG499748
- MORGAN BENNETT, III Preston, MDG870126
- MORGANTOWN GENERATING STATION Newburg, MDR003421
- MOUNT AIRY WWTP Mount Airy, MD0022527
- MOUNT ST.MARYS COLLEGE WWTP Emmitsburg, MD0023230
- MOUNTAIN MATERIALS, INC. Joppa, MDG492282
- MOUNTAIRE FARMS INC WESTOVER FEED MILL Westover, MDR003139
- MOUNTAIRE FARMS OF DELAWARE INC. - CORDOVA GRAIN Cordova, MDR003939
- MOUNTAIRE FARMS OF DELAWARE INC. - PRESTON GRAIN Preston, MDR003941
- MOUNTAIRE FARMS OF DELAWARE INC. - WYE MILLS GRAIN Wye Mills, MDR003940
- MOUNTAIRE FARMS OF DELAWARE INC. MILLINGTON GRAIN Millington, MDR003666
- MOUNTAIRE FARMS OF DELAWARE, INC. - QUEEN ANNE GRAIN Queen Anne, MDR003661
- MOUNTAIRE FARMS OF DELAWARE, INC. - RIDGELY GRAIN Ridgley, MDR003659
- MOUNTAIRE FARMS OF DELAWARE, INC.- TRAPPE GRAIN Trappe, MDR003660
- MPA - COX CREEK DREDGED MATERIAL CONTAINMENT FACILITY Pasadena, MDDRG3424
- MPI LABEL SYSTEMS Baltimroe, MDR001823
- MS RE, LLC Potomac, MDG870282
- MS4 ANNE ARUNDEL COUNTY Annapolis, MD0068306
- MS4 ANNE ARUNDEL COUNTY Annapolis, MDL068306
- MS4 BALTIMORE CITY Baltimore, MDL068292
- MS4 BALTIMORE COUNTY Towson, MDL068314
- MS4 CARROLL COUNTY Westminster, MDL068331
- MS4 CHARLES COUNTY La Plata, MDL068365
- MS4 CHARLES COUNTY MUNICIPAL SEPAR La Plata, MD0068365
- MS4 FREDERICK COUNTY Frederick County, MD0068357
- MS4 FREDERICK COUNTY Frederick, MDL068357
- MS4 HARFORD COUNTY Bel Air, MDL068268
- MS4 HOWARD COUNTY Columbia, MDL068322
- MS4 MONTGOMERY COUNTY Frederick County, MD0068349
- MS4 MONTGOMERY COUNTY Rockville, MDL068349
- MS4 PRINCE GEORGE'S COUNTY Landover, MDL068284
- MS4 SHA Baltimore, MDL068276
- MSU ESTUARINE RESEARCH CENTER St. Leonard, MD0003093
- MT. LENA RECREATION CLUB Boonsboro, MDG766209
- MTA KIRK TEMPORARY BUS FACILITY Baltimore, MDR003559
- MULLYS BREWERY Prince Frederick, MDR003730
- MULTIPLE COUNTY FACILITIES (8 FACILITIES) Hagerstown, MD0074V24
- MURTECH, INC. Salisbury, MDG999404
- MUSHROOM CANNING COMPANY Cambridge, MD0069019
- NA-US-MD-BELTSVILLE-VIRGINIA MANOR ROAD Beltsville, MDR003917
- NANTIOCKE FOODS,LLC. Nanticoke, MD0068837
- NAS PATUXENT RIVER SHIP & BOAT REPAIR SHOPS Patuxent River, MDR003760
- NASA GODDARD SPACE FLIGHT CEBTER BUILDING 5 Greenbelt, MDR003686
- NASA GODDARD SPACE FLIGHT CENTER Greenbelt, MDR003668
- NASA GODDARD SPACE FLIGHT CENTER Greenbelt, MDR003669
- NASA GODDARD SPACE FLIGHT CENTER Greenbelt, MDR003670
- NASA GSFC DDL (B30/B11) Greenbelt, MDR003687
- NATIONAL AQUARIUM IN BALTIMORE Baltimore, MD0059676
- NATIONAL DELIVERY SERVICE Baltimore, MDR003679
- NATIONAL GYPSUM COMPANY BELCAMP Belcamp, MDG499968
- NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY Gaithersburg, MDMS40141
- NATIONAL INSTITUTES OF HEALTH Bethesda, DCPIU000X
- NATIONAL INSTITUTES OF HEALTH, ANIMAL CENTER Dickerson, MDG679635
- NATIONAL INSTRUMENT, LLC DBA FILMATIC Baltimore, MDR003728
- NATIONAL MARITIME INTELLIGENCE Suitland, MDG870309
- NATIONAL OCEAN SERVICE - OXFORD LAB Oxford, MD0071030
- NATIONAL SEASHORE ASSATEAQUE Berlin, MD0021091
- NATIONAL WILDLIFE VISITORS CENTER WWTP Laurel, MD0065358
- NATIVE ENTERPRISES, LLC Centreville, MDG010350
- NATURE'S GRANITE, LLC Grantsville, MDR003304
- NAUGHTY DOG Churchville, MD3451M03
- NAVAL AIR STATION PATUXENT RIVER Patuxent River, MDG679775
- NAVAL SUPORT FACILITY INDIAN HEAD Indian Head (2528--Ch), MDL020885
- NAVAL SUPPORT - BETHESDA Bethesda, MDMS44981
- NAVAL SUPPORT ACTIVITY (NSA) ANNAPOLIS WWTP Annapolis, MD0023523
- NAVAL SUPPORT ACTIVITY ANNAPOLIS Annapolis, MDG999356
- NAVAL SUPPORT ACTIVITY ANNAPOLIS Annapolis, MDL002488
- NAVAL SUPPORT FACILITY CARDEROCK West Bethesda, DCPIU0008
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003065
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003681
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003682
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003683
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003684
- NAVAL SUPPORT FACILITY INDIAN HEAD Indian Head, MDR003739
- NAVAL SUPPORT FACILITY, INDIAN HEAD Indian Head, MD0003158
- NAVAL SUPPORT � ANNAPOLIS Annapolis, MDMS42513
- NELSON PRECAST PRODUCTS, LLC Baltimore, MDG490038
- NEW CUT LANDFILL Ellicott City, MD0068039
- NEW HEIGHTS INDUSTRIAL PARK Hagerstown, MDR003942
- NEW MARKET WWTP Frederick, MDL020729
- NEW VISTA CORPORATION Baltimore, MDR003994
- NEWARK WWTP Newark, MD0020630
- NFI TRUCKING Hagerstown, MDR003461
- NICHOLSON DROP-OFF CENTER Chestertown, MDR003049
- NICHOLSON J. LAWRENCE LANDFILL Chestertown, MD0070751
- NICOLE EVANS Adamstown, MDG870295
- NIXON UNIFORM SERVICE, INC. Beltsville, DCPIU0010
- NLBC PROPERTIES, LLC Newburg, MDR003654
- NORFOLK SOUTHERN RAILWAY COMPANY - VARDO YARD Hagerstown, MDR003925
- NORRIS FARM LANDFILL Dundalk, MDR000683
- NORTH AMERICAN MILLWRIGHT SERVICES, INC. Sparrows Point, MDR004005
- NORTH BARNABY SPLASH PARK Oxon Hill, MDG767275
- NORTH CAROLINE HIGH SCHOOL WWT Denton, MD0023621
- NORTH HARFORD HIGH SCHOOL WWTP Pylesville, MD0023281
- NORTH LOCUST POINT MARINE TERMINAL Baltimore, MDR002290
- NORTHBAY EDUCATION INC. North East, MDG679713
- NORTHEAST MD WASTE DISPOSAL Dickerson, MD0065447
- NORTHEAST RIVER ADVANCED Cecil County, MDL052027
- NORTHEAST RIVER ADVANCED WWTP Charlestown, MDL520278
- NORTHGROP GRUMMAN SYSTEMS CORPORATION- DEEP OCEAN TEST Annapolis, MD0072222
- NORTHROP GRUMMAN SYSTEMS CORP Linthicum, MDR003546
- NORTHROP GRUMMAN SYSTEMS CORP. BWI Linthicum, MDR002553
- NORTHROP GRUMMAN SYSTEMS CORP. TROY HILL III Elkridge, MDR002029
- NORTHROP GRUMMAN SYSTEMS CORPORATION Beltsville, DCPIU0011
- NORTHROP GRUMMAN SYSTEMS CORPORATION Cecil County, MD0000078
- NORTHROP GRUMMAN SYSTEMS CORPORATION Baltimore, MDG675202
- NORTHROP GRUMMAN SYSTEMS CORPORATION Linthicum, MDR001956
- NORTHROP GRUMMAN SYSTEMS CORPORATION Elkridge, MDR002027
- NORTHROP GRUMMAN SYSTEMS CORPORATION Elkridge, MDR002158
- NORTHROP GRUMMAN SYSTEMS CORPORATION Halethorpe, MDR002393
- NORTHROP GRUMMAN TROY HILL II Elkridge, MDR002028
- NORTHROP GRUMMAN UNDERSEA SYSTEMS OCEANIC SITE Annapolis, MDG679770
- NORTHWEST RECYCLING LLC Reisterstown, MDR003425
- NOXELL CORP - BEAVER COURT Hunt Valley, MDR000691
- NOXELL CORPORATION - BALTIMORE Hunt Valley, MD0002348
- NRG -- WESTLAND FLYASH SITE Dickerson, MD0057584
- NRG MD - BRANDYWINE FLYASH MANAGEMENT SITE Prince George'S County, MD0054836
- NUCOR HARRIS REBAR MID ATLANTIC, LLC Halethorpe, MDR003558
- NVA PROPERTIES, LLC WWTP (HENSON VALLEY MONTESSORI SCHOOL, INC.) Upper Marlboro, MD0052680
- NVR INC. DBA NV AND RYAN HOMES West Ocean City, MDG870210
- OAK BLUFF DAIRY FARM Woodsboro, MDG019904
- OAKCREST TOWERS Forestville, MDG767351
- OAKLAND BLOCK PLANT Oakland, MDG492456
- OAKS SANITARY LANDFILL Laytonsville, DCPIU0013
- OAKVILLE CONVENIENCE CENTER Mechanicsville, MDR003780
- OCEAN AISLE COMMUNITY Salisbury, MDG870319
- OCEAN CITY CMF Ocean City,, MDG919145
- OCEAN CITY ICE & SEAFOOD Berlin, MD0055107
- OCEAN CITY PUBLIC WORKS COMPLEX Ocean City, MDR003159
- OCEAN CITY WWTP Ocean City, MD0020044
- OCEAN CITY WWTP Ocean City, MDL020044
- OCEAN CITY WWTP Ocean City, MDR001731
- OCEAN LANDING II Berlin, MD3401X08
- OCEAN PINES WATER SYSTEM- MD0230005 Ocean Pines, MDG679797
- OCEAN PINES WWTP Berlin, MD0023477
- OCEAN PINES WWTP Berlin, MDL023477
- OCEAN VILLAGE AT OLD BRIDGE Ocean City, MDG870179
- OCEANEERING INTERNATIONAL, INC. - H4 Hanover, MDR003916
- OCEANS EAST I, LLC Berlin, MDG870151
- OCEANS LANDING II WASTE WATER TREATMENT PLANT Berlin, MDG679796
- OLD DENTON (FEDERALSBURG) COLLECTION SITE Federalsburg, MDR003902
- OLD DOMINION FREIGHT LINE HGM Hagerstown, MDR003789
- OLD SOUTH MOUNTAIN INN WWTP Boonsboro, MD0055425
- OLDCASTLE LAWN & GARDEN - BUCKEYSTOWN Frederick, MDR002314
- OLDFIELDS SCHOOL Glencoe, MD3428C03
- OMNI EXCAVATORS, INC. Forestville, MDR003612
- OPTA MINERALS BALTIMORE Baltimore, MDR001881
- OWINGS READY MIX CONCRETE PLANT Owings, MDG499856
- OXFORD BOATYARD Oxford, MDG999108
- OYSTER SEED NURSERIES (TOWER HILL LOCATION, WYNNE LOCATION, PENNY LOCATION) Leonardtown, MD3827S15
- P & J TRUCKING, INC Baltimore, City Of, MDG491359
- P FLANIGAN & SONS INC Baltimore City, MDG490864
- P FLANIGAN & SONS INC Baltimore, MDG491014
- P&G DISTRIBUTING LLC Belcamp, MDR002179
- PACKAGING SERVICES OF MARYLAND, INC Williamsport, MDR001042
- PALEO WELL 3 MDE WI1973G001 Salisbury, MDG679777
- PALL DISTRIBUTION CENTER Nottingham, MDR003696
- PAQUIN DESIGN Gransonville, MDG870199
- PARADISE AUTO PARTS, INC Elkton, MDR001148
- PARK PLACE MIXED USE DEV. Annapolis, MD0068861
- PARKER POND HOA Salisbury, MDG870044
- PARKESIDE PRESERVE IN ANNAPOLIS Annapolis, MDG679757
- PARKWAY WATER RESOURCE RECOVERY FACILITY Laurel, MD0021725
- PARKWAY WWTP Laurel, MDL021725
- PASADENA RECYCLING, LLC Baltimore, MDR004006
- PATAPSCO INTERCEPTOR RELOCATION AND BLOEDE DAM REMOVAL Ellicott City, MDG679637
- PATAPSCO WWTP Baltimore, MD0021601
- PATAPSCO WWTP Baltimore, MDL021601
- PATUXENT AND MARYLAND CITY WATER RECLAMATION FACILITIES Annapolis, MD0069868
- PATUXENT MATERIALS INC. Crownsville Road, MDG499957
- PATUXENT MATERIALS, INC. Baltimore, MDG491836
- PATUXENT RIVER OYSTER COMPANY Mechanicsville, MDG521009
- PATUXENT WATER RECLAMATION FAC Crofton, MD0021652
- PATUXENT WATER RECLAMATION FAC Crofton, MDL021652
- PAUL LAURENCE DUNBAR HIGH SCH Baltimore, MDG766917
- PAUL MASTRELLA Gaithersburg, MDG870340
- PAUL TOWERS SR./P&J FARM Denton, MDG010117
- PAUL WOODEN Reisterstown, MDG870526
- PCM SERVICES, INC. Laurel, MDR003560
- PENNLAND PURE LANCO DAIRY FARMS CO OP, LLC Hancock, MDR003829
- PEP - UP, INC. East New Market, MDG342002
- PEP - UP,INC. Easton, MDG344358
- PERDUE AGRIBUSINESS LLC., SPARROWS POINT FACILITY Sparrows, MDR003924
- PERDUE AGRIBUSINESS, LLC Salisbury, MDR003337
- PERDUE CORPORATE FLIGHT FACILITY Salisbury, MDR003904
- PERDUE FARMS FEEDMILL Hurlock, MDR000484
- PERDUE FARMS INC. Showell, MD0000965
- PERDUE FARMS, INC. Salisbury, MD0000060
- PERFORMANCE FOOD GROUP CUSTOMIZED DISTRIBUTION CENTER Elkton, MDR003243
- PERRYVILLE DEPARTMENT OF PUBLIC WORKS MAINTENANCE SHOP Perryville, MDR003535
- PERRYVILLE PLANT Perryville, MDG499888
- PETROLEUM MANAGEMENT, INC. Curtis Bay, MDR003434
- PETROLEUM RECOVERY AND REMEDIATION MANAGEMENT, INC. Baltimore, MD0071528
- PHENIX TECHNOLOGIES, INC. Accident, MDR001523
- PHIL WELLS Mardella Springs, MDG870337
- PHOENIX METALS Baltimore, MDR002019
- PHOENIX PWSID # 0030017 Phoenix, MDG679439
- PIER 7 MARINA PIER AND BOAT RAMP Edgewater, MDG999405
- PINE TREE FARMS Mardela Springs, MDG010217
- PINESBURG QUARRY Williamsport, MDG491405
- PINETREE ASSOCIATES Annapolis, MDG767337
- PINEWOOD RANCH Snow Hill, MDG010452
- PINEY BRANCH GOLF CLUB Upperco, MDG870255
- PINEY ORCHARD WWTP Odenton, MD0059145
- PINEY ORCHARD WWTP Odenton, MDL059145
- PINEY REACH BUSINESS PARK Waldorf, MDG490027
- PINK TRASH COMPANY, LLC Cokeysville, MDR003907
- PINTO/MD WATER SERVICES WWTP Pinto, MD0022748
- PISCATAWAY WWTP Accokeek, MDL021539
- PITTCON INDUSTRIES Riverdale, MDR003706
- PIXELLIGENT TECHNOLOGIES Baltimore, MDR003671
- PLASTIPAK PACKAGING-HAVRE DE GRACE Havre De Grace, MDR001896
- PLEASANT BRANCH WWTP Frederick, MD0065269
- PLEASANT VALLEY WWTP Westminster, MD0066745
- PLEASANTS CONSTRUCTIONS INC. DBA RELS LANDSCAPING SUPPLY Silver Spring, MDR003884
- PLEASANTS EXCAVATING CO Clarksburg, MDR001654
- PLYMOUTH TUBE COMPANY Salisbury, MDU188999
- PLYMOUTH TUNNEL Silver Spring, MD0071757
- PLYMOUTH WOODS CONDOS. Rockvikle, MDG767341
- POCAHONTAS MARINA Edgewater, MDG999121
- POCOMOKE CITY Pocomoke City, MDL022551
- POCOMOKE CITY WWTP Pocomoke City, MD0022551
- PODICKORY POINT Annapolis, MDG999316
- POINT LOOKOUT MARINA Ridge, MDG999112
- POINT OF ROCKS STP Frederick County, MDL020800
- POND HILL MINE Lonaconing, MDG859630
- POOLE AND KENT Baltimore, MDR003678
- POOLESVILLE GOLF COURSE Poolesville, MD03P2896
- POOLESVILLE WWTP Poolesville, MD0023001
- PORT COVINGTON APARTMENTS Baltimore, MDG919121
- POTOMAC ELECTRIC POWER COMPANY Silver Spring, MDG679745
- POTOMAC KNOLLS COMMUNITY CENTER Fort Washington, MDG767230
- POTTS & CALLAHAN INC Baltimore, MDG499914
- POTTS & CALLAHAN RECYCLING FACILITY Baltimore, MDG491444
- POWER ELECTRONICS, INC. Millington, MDR003575
- PRAXAIR DISTRIBUTION INC. Jessup, MDR002254
- PRESERVE AT PISCATAWAY Accokeek, MDG870536
- PRESIDENT WILSON - VPBD4480N Rockville, CAF020024
- PRESTON COLLECTION SITE Preston, MDR003901
- PRESTON FORD INC. DBA PRESTON MAZDA Hurlock, MD3778J12
- PRESTON WWTP Preston (Co--0525), MD0020621
- PRICHARD BROWN DIVISION OF ENVIRONMENTAL INDUSTRIES Baltimore, MDR003181
- PRINCE FREDERICK WWTP Barstow, MD2705E05
- PRINCE FREDERICK WWTP Barstow, MDG912705
- PRINCE GEORGE'S COUNTY ORGANICS COMPOSTING Upper Marlboro, MDR003783
- PRINCE GEORGE'S COUNTY PUBLIC SCHOOLS Upper Marlboro, MD3872Q21
- PRINCE GEORGE'S COUNTY YARD WA Upper Marlboro (2792), MD0065111
- PRINCE GEORGES POOL Mt. Rainier, MDG767271
- PRINCESS ANNE WWTP Princess Anne, MDL020656
- PRINCIPIO BUSINESS PARK BUILDING C1 AND C2 Perryville, MDG679764
- PROVIDENCE CLUB, INC. COMMUNITY POOL Annapolis, MDG767352
- PROVIDENCE ROAD BUS FACILITY Towson, MDR002052
- PROVINCES UTILITIES, INC. Severn, MDG679514
- PURINA ANIMAL NUTRITION Hagerstown, MDR003540
- QUAIL MEADOW COMMUNITY Eldersburg, MDG870164
- QUAIL VALLEY HOA Gaithersburg, MDG767308
- QUALITY CARRIERS, INC. Williamsport, MDR003431
- QUALITY CARRIERS, INC. Keymar, MDR003537
- QUALITY CARRIERS, INC. Baltimore, MDR003926
- QUALITY CARRIERS, INC. Baltimore, MDR003927
- QUALITY MACHINING Accident, MDR003228
- QUANTIX ELKTON TERMINALL Elkton, MDR003969
- QUANTUM FREDERICK Frederick, MDG679785
- QUARRY PRODUCTS UNLIMITED, INC. Sharptown, MDG499976
- QUEEN ANNE'S CO. SANITARY DIST Stevensville, MDL023485
- QUEEN ANNE'S COUNTY SANITARY DISTRICT WATER DISTRIBUTION SYSTEM Stevensville, MDG679517
- QUEEN ANNE'S COUNTY SANITARY SEWER OVERFLOWS Centreville, MDSSOQACO
- QUEENSTOWN WWTP Queenstown, MD0023370
- R W BOZEL TRANSFER INC. Aberdeen, MDR003920
- R. B. BAKER & SONS, INC. US ROUTE 301 SURFACE MINES Queenstown, MDG490058
- R. C. WILLSON WATER TREATMENT PLANT Hagerstown, MD0003484
- R.B. BAKER, INC. - PATCHETT PIT Queenstown, MDG499864
- R.S. LEITCH COMPANY MDG344389
- R&L CARRIERS HAG Hagerstown, MDR003508
- RANDALL AND FRANCES WILLIAMS Frederick, MDG913256
- RANDALLSTOWN QUARRY Randallstown, MDG499881
- RANDY COLLINS/HOME FARM Federalsburg, MDG010377
- RANDY SLOAN Leonardtown, MDG870539
- RAVEN POWER FORT SMALLWOOD, LLC Baltimore, MDR003582
- RAYLOC DIVISION OF THE GENUINE PARTS COMPANY Hancock, MDR000461
- READY MIX CONCRETE OF MARYLAND, LLC Glen Burnie, MDG499926
- READY MIX CONCRETE PLANT Frederick County, MDG499893
- READY REFRESH LANHAM Lanham, MDR003206
- REAL SCRAP Baltimore, MDR003949
- REBEL RIDGE FARMS Elkton, MDG870318
- RECOVERMAT MID-ATLANTIC, LLC Halethorpe, MDR000737
- RECYCLED GREEN INDUSTRIES, LLC Woodbine, MDR002324
- RECYCLING CENTER Patuxent Riding, MDR002453
- RED DOG BORROW Frostburg, MDG492153
- RED HILL WATER COMPANY INC. Pisgah, MDG675112
- RED LINE PUMPING STATIONS Bethesda, MD0069035
- RED TOAD EAST MINE Port Deposit, MDG490047
- RED TOAD ROAD PIT Northeast, MDG499887
- REDDY ICE - BALTIMORE (477) Baltimore City, MDR003953
- REDLAND GENSTAR ROSEDALE Rosedale, MDG490719
- REDLAND GENSTAR ROSEDALE Rosedale, MDG491347
- REEB MILLWORK CORPORATION - BARCLAY FINISH, MD FACILITY Barkley, MDR004001
- REGENXBIO, INC. Rockville, MDR003955
- REHOBOTH U.M. CHURCH WWTP Williamsport, MD0069078
- RELAX INN WWTP Bel Alton, MD0053201
- RELIABLE MARINE. INC. Solomons, MDG999403
- REMINGTON PLACE APARTMENTS Fort Washington, MDG767348
- RENDITIONS GOLF COURSE Davidsonville, MDG870267
- REPUBLIC SERVICES CALVERT TRASH SYSTEMS Owings, MDR002335
- RES/HGS LLC Woodbine, MDG870170
- RESIDENCE INN COLUMBIA Ellicott City, MDG767317
- RESTORATION HARDWARE Northeast, MDG679791
- REYNOLDS EXCAVATING, INC 30939 Cedar Drive, MDG490043
- RICHFIELD FARMS SAND AND GRAVEL Hurlock, MDG498019
- RIDGE CONVENIENCE CENTER Ridge, MDR003781
- RIDGELL OIL COMPANY Mechanicsville, MDG342616
- RILEY'S MARINA SALES & SERVICE, INC. Essex, MDG999304
- RILLS BUS SERVICE Westminster, MD0070734
- RIPPONS BROTHER SEAFOOD Fishing Creek, MDG521000
- RISING SUN DEPARTMENT OF PUBLIC WORKS MAINTENANCE SHOP Rising Sun, MDR003605
- RISING SUN WWTP Rising Sun, MD0020265
- RIVER HILL POOL Columbia, MDG766186
- RIVERSIDE PLANT Aberdeen, MDG499701
- RIVERVIEW PARK, LLC. Bishopville, MD0071994
- RIVERWOOD PHASE II SEWAGE FACILITY Ellicott City, MD3544N06
- RLO CONTRACTORS, INC. PRODUCTS DIVISION Jessup, MDR002568
- ROAM AROUND CAMPGROUND Grantsville, MD0068951
- ROBERT AND SUZANNE STETSON Rock Hall, MDG870118
- ROBERT JARBOE PITS 1 & 2 Leonardtown, MDG499843
- ROBERT KAHOE Rock Hall, MDG870155
- ROBERT LEPCZYK Sparks, MDG870262
- ROBERT W. MCCORMICK/SANDY BRAE FARM Marydel, MDG010032
- ROCK HALL MARINE RAILWAY Rock Hall, MDG999136
- ROCK HALL WWTP Rock Hall, MD0020303
- ROCK SPRINGS GENERATION FAC. Rising Sun, MDG679431
- ROCK SPRINGS GENERATION FACILITY Rising Sun, MDR002164
- ROCKET LAB COMPOSITES, LLC Middle River, MDG679789
- ROCKET LAB USA Middle River, MDR003959
- ROCKHILL SAND & GRAVEL CORP. - HOLSINGER NORTH PIT Brandywine, MDG498068
- ROCKHOLD CREEK MARINA Tracys Landing, MDG999373
- ROCKVILLE F & F CO.,INC.PLT # 5 Elkridge, MDG499770
- ROCKVILLE FUEL & FEED CO., INC. - PLANT 1 & 3 Rockville, MDG492709
- ROCKVILLE PLANT Rockville, MDG498060
- ROCKVILLE QUARRY & READY MIX CONCRETE Rockville, MDG491365
- ROCKVILLE READY MIX Rockville, MDG492212
- ROCKY GAP STATE PARK WWTP Cumberland, MD0051667
- ROGER WILLARD EXCAVATING Sabillasville, MDG870311
- ROLAND AVENUE CONDOMINIUM, INC Baltimore, MDG766573
- ROLLINGCREST-CHILLUM SPLASH POOL Greenbelt, MDG767280
- ROMA GOURMET FOODS. LLC Baltimore, MDR003755
- RON'S AUTOMOTIVE COLLISION CENTER Westimer, MD0036G19
- ROSE HAVEN WELL #1 North Beach, MDG679628
- ROSE HAVEN WELL #2 North Beach, MDG679624
- ROUDEBUSH YACHT & ENGINE WORKS Baltimore, MDG999300
- ROWEN CONCRETE, INC. Baltimore, MDG493635
- ROWLAND FARM Stockton, MDG010400
- ROYAL FARMS #089 Aberdeen, MDG919140
- ROYAL FARMS #092 Baltimore, MDG919158
- ROYAL FARMS #112 Landsdowne, MDG919154
- ROYAL FARMS FUEL STATION Cambridge, MDG915051
- ROYAL FARMS STORE # 96 North East, MDG919778
- RSI TINSTAR Baltimore, MDR003566
- RUBBLE BEE RECYCLING & DEMOLITION Owings, MDG490068
- RUBY WEST Delmar, MDG010235
- RUNNING HARE VINEYARD Frederick, MDR003832
- RUSSELL HALL SEAFOOD, INC. Fishing Creek, MDG520700
- RUSSETT COMMUNITY ASSOCIATION Laurel, MDG870350
- S & H BULK TRANSPORT Manchester, MDR003427
- S. H. LANDSMAN AND SON, INC. Baltimore, MDR001246
- S.E.W. FRIEL - WYE MILLS PLANT Wye Mills, MD0000043
- S.E.W. FRIEL - WYE MILLS PLANT Queenstown, MDR003662
- SALISBURY ELK'S CLUB # 817 Salisbury, MDG766296
- SALISBURY SCRAP METAL, INC Salisbury, MDR002278
- SALISBURY WWTP Salisbuury, MDL021571
- SALISBURY, INC. Easton, MDR002409
- SAM'S MARINA Perryville, MDG999399
- SAND BANK QUARRY RITCHIE TRUCKING AND EXCAVATING, INC. Frostburg, MDG499779
- SANDY COVE MINISTRIES North East, MDG767173
- SANDY HOOK WASTEWATER TREATMENT FACILITY Sandy Hook, MD0064530
- SAPUTO DAIRY FOODS USA Frederick, MDR003329
- SAPUTO DAIRY FOODS USA, LLC Frederick, MDR000285
- SASSAFRAS HARBOR MARINA Georgetown, MDG766124
- SAVAGE QUARRY Jessup, MDG499765
- SAVANNAH OVERLOOK HOA Denton, MDG870167
- SAVCON FREDERICK Frederick (8086--Fr), MDG498086
- SAYBROOKE HOA Gaithersburg, MDG767339
- SAZERAC DISTILLER, LLC DB/A IRON BULL DISTILERT Baltimore, MDG679675
- SCA POOL Port Republic, MDG767354
- SCARBOROUGH OIL CO, INC Snow Hill, MDG349896
- SCARBOROUGH OIL CO.,INC. Snow Hill, MDG344418
- SCHMICK FARM, INC. Preston, MDG010122
- SCHUSTER CONCRETE - MONUMENT STREET PLANT Lanham, MDG499738
- SCHUSTER CONCRETE BEAVER PLANT Hyattsville, MDG490033
- SCHUSTER CONCRETE READY MIX - BUCKEYSTOWN PIKE PLANT Frederick, MDG490071
- SCHUSTER CONCRETE READY MIX, LLC Laurel, MDG499755
- SCHUSTER CONCRETE READY MIX, LLC Owings Mills, MDG499915
- SCHUSTER CONCRETE-CHERRY HILL PLANT Baltimore, MDG499996
- SCHUSTER CONCRETE-NCBP TURNBRIDGE Upper Marlboro, MDG490050
- SEA WATCH INTERNATIONAL, LTD Easton, MDG521400
- SEABOARD ASPHALT PRODUCTS COMP Baltimore, MD0052108
- SEACAP Jessup, MDR003513
- SEASONS HOA Lanham, MDG767350
- SELBY BAY YACHT CLUB Edgewater, MDG766947
- SELECTIVE HAULING Gaithersburg,, MDR003475
- SENECA POINT CONDOMINIUM ASSOCIATION Havre De Grace, MDG870276
- SENECA RIVER BOAT YARD Baltimore, MDG999117
- SENECA WATER RESOURCE RECOVERY FACILITY Germantown, MD0021491
- SENECA WWTP Germantown, MDL021491
- SEPHORA MDC WAREHOUSE Belcamp, MDR003911
- SERENITY FARM Queen Anne, MDG010033
- SERPENT RIDGE VINEYARD Westminister, MDR003308
- SEVEN LOCKS SWIM CLUB Bathesda, MDG767292
- SEVERN MARINE SERVICES, INC. Tilghman, MDG999335
- SEVERN WTP Severn, MDG675014
- SEVERNDALE WATER TREATMENT PLANT Severna Park, MDG675191
- SHA - KEYSER'S RIDGE SHOP Grantsville, MD0069680
- SHA - LAKE LOUISE Garrett County, MD0056341
- SHA DISTRICT 4 OFFICE WARREN RD Hunt Valley, MDG870203
- SHADY SIDE ES Shady Side, MDG679723
- SHARON WELSH FARM Marydel, MDG010123
- SHARP ENERGY-COLUMBIA DR. Salisbury, MDU188996
- SHARPTOWN WWTP Sharptown, MD0052175
- SHASTA BEVERAGES, INC. Baltimore, MDR000468
- SHEFFIELD NEIGHBORHOOD POOL Waldorf, MDG767359
- SHELL SERVICE STATION Wheaton, MDG916019
- SHERIFF ROAD ASPHALT Capitol Heights, MDG498072
- SHERIFF ROAD TRANSFER STATION Fairmount Heights, MDG499916
- SHERMAN AVENUE PLANT Hagerstown, MDG498026
- SHERWIN WILLIAMS - CRISFIELD Crisfield, MDR001883
- SHERWIN-WILLIAMS #3850 Beltsville, MDR000466
- SHINE INN WWTP (FORMERLY) WHITE HOUSE MOTEL Newburg, MD0056553
- SHIP POINT MACHINE CO., INC. Hollywood, MDR000261
- SHIPWRIGHT HARBOR, INC. Deale, MDG999236
- SHUFF'S MEAT MARKET Thurmont, MD0050245
- SILT PIT MINE Lonaconing, MDG851714
- SILVER-TOP MANUFACTURING CO., INC. White Marsh, MDR003510
- SIMMONS AND EASTERN, LLC Baltimore, MD0071765
- SIMPSON STRONG-TIE COMPANY, INC. Baltimore, MDR000018
- SIMS METAL - 3117 VERA Baltimore, MDR002520
- SIMS METAL - ROLLING MILL RD Baltimore City, MDR003664
- SISSON STREET DROP-OFF CENTER Baltimore, MDR003943
- SKINNER PIT Henderson, MDG490003
- SKINNER PIT Barclay, MDG498052
- SLATE FARM BREWERY Whiteford, MDR003457
- SLAUGHTER CREEK MARINA, LLC Taylors Island, MDG999330
- SLAUGHTER CREEK OYSTER LLC Taylors Island, MD0068411
- SMI - WINCHESTER BLDG. Frederick, MDR003667
- SMITH AND NEPHEW, INC Columbia, MDR003656
- SMITH BROTHERS INC/MCLEAN CONTRACTING COMPANY Galesville, MDR002167
- SMITH BROTHERS/MCLEAN CONTRACTING COMPANY Galesville, MD0080B25
- SMITH DETECTION Edgewood, MDR003690
- SMITH EXPORT TERMINAL, INC. Sparrows Point, MDR003834
- SMITHFIELD DISTRIBUTION, LLC. North East, MDR003458
- SMITHS DETECTION EDGEWOOD, INC. Edgewood, MDR001470
- SMITHSONIAN ENVIRONMENTAL RESEARCH CENTER Edgewater, MD0070327
- SMITHVILLE VIEW FARM LLC Federalsburg, MDG010124
- SMO DORSEY SHELL 551 Hanover, MDG918415
- SNOW HILL DISTRICT COURT - SOCIAL SERVICES COMPLEX Snow Hill, MD0068179
- SNOW HILL WWTP Snow Hill, MD0022764
- SOD RUN WASTEWATER TREATMENT Perryman, MD0056545
- SOD RUN WASTEWATER TREATMENT Perryman, MDL056545
- SOFT AND SALTY SEAFOOD MDG522677
- SOLLEY ROAD LANDFILL Glen Burnie, MDR000625
- SOLO CUP OPERATING COMPANY Federalsburg, MDR002480
- SOLVAY USA, INC. Baltimore, MDR002443
- SOMERSET COUNTY SOLID WASTE DE Westover, MDG499910
- SOMERSET HOUSE MANAGEMENT ASSOCIATION, INC. Chevy Chase, MDG767332
- SOUTH FREDERICK AVENUE BP Gaithersburg, MDG919053
- SOUTHERN AREA AQUATICS AND RECREATION CENTER Brandywine, MDG767279
- SOUTHERN MARYLAND OIL-LAPLATA MDG344454
- SOUTHERN MARYLAND OIL-MECHANIC Mechanicsville, MDG344455
- SOUTHERN MARYLAND OIL,INC. Owings, MDG344456
- SOUTHERN MD. PRE-RELEASE UNIT Hughesville, MD0023914
- SOUTHERN REGIONAL AQUATIC WELLNESS CENTER Fort Washington, MDG767283
- SOUTHERN TIRE MART AT PILOT LLC Hagerstown, MDR003790
- SOUTHLAND 7-11 STORE # 28924 Westminster, MDG916039
- SOUTHSIDE CROSSING Cambridge, MDG870321
- SP-BEL-ART PRODUCTS Pocomoke City, MDR003079
- SPARROWS POINT, LLC Baltimore County, MD0001201
- SPENCER SAND & GRAVEL-EASTSIDE Abingdon, MDG499861
- SPRING COVE MARINA Solomons, MDG999374
- SPRING GARDEN FARM Brookeville, MDR003805
- SPRING GARDENS STEAM PLANT Baltimore, MD0061930
- SPRING MEADOWS WTP-HARFORD COU Jarrettsville, MDL024953
- SPRINGVIEW MO.HOME PARK WWTP Frederick County, MD0022870
- ST. JOHNS PROPERTIES NORTH EAST COMMERCE CENTER North East, MDG870163
- ST. MICHAEL'S WWTP Easton, MD0023604
- ST. PAUL'S SCHOOLS, INC. Lutherville-Timonium, MD3858C19
- STANCIL'S, INC. FURNACE BAY MINE Perryville, MDG490037
- STANLEY BLACK & DECKER Hampstead, MDR003126
- STANSBURY MARINA Middle River, MDG999310
- STAR MINING, INC.-MACGRUDER PICKALL HILL Barton, MDG859603
- STE MRAS, LLC Baltimore, MDG679798
- STE MRAS, LLC Baltimore, MDR003964
- STEDWICK Montgomery Village, MDG766043
- STEFFEY AND FINDLAY, INC. Hagerstown, MDG342681
- STEVENSON UNIVERSITY WWTP Stevenson, MD0066001
- STINCHCOMB LAND IMPROVEMENTS, INC. Tilghman, MDG870154
- STONE TECH MATERIALS, LL Hurlock, MDG490005
- STONE TECH MATERIALS, LLC Salisbury, MDG499993
- STONE/RIPRAP OUTLET SEDIMENT TRAP ST-II Millersville, MDG679799
- STONEBRIDGE HOA Gaithersburg, MDG870252
- STONER QUALITY WATER, INC. Corriganville, MD0020818
- STONEY CREEK BRIDGE MARINA Baltimore, MDG999137
- STONEY RUN VILLAGE HOA Hanover, MDG870161
- STRITTMATTER DARCY NORTH LLC Upper Marlboro, MDG490076
- STRITTMATTER MATERIALS, LLC DBA D.C. MATERIALS Hyattsville, MDG490041
- STUP'S GARAGE / USED CARS,INC. Frederick County, MD0068853
- SUBWAY AUTO BODY, LLC Gambrills, MD0001B16
- SUE ISLAND MARINA Baltimore, MDG999114
- SUE RUSS Royal Oak, MDG870229
- SUMATECH, INC. White Marsh, MDR003225
- SUMMERWOOD HOA Accokeek, MDG870175
- SUMMIT CHEMICAL CO. Baltimore, MDR001542
- SUMMIT LAKE CAMP Emmitsburg, MDG870264
- SUN BAKERY Baltimore, MDR003734
- SUN CHEMICAL CORPORATION Williamsport, MD0069931
- SUN FARM Eden, MDG010303
- SUNNY BROOK PWSID # 0030011 Phoenix, MDG675132
- SUNOCO - BRYANS ROAD Bryans Road, MDG912585
- SUNOCO SERVICE STATION Harford, MDG916801
- SUNRISE ORGANIC FARMS, INC. Kennedyville, Kent Co., MDG912562
- SUNRISE RESOURCE RECOVERY CENTER Grantsville, MDR003951
- SUNSET ISLAND COMMUNITY Ocean City, MDG870351
- SUNSHINE ACRES POND, HUNTING RIDGE HOA Brookeville, MDG870296
- SUPER SALVAGE, INC. California, MDR002413
- SUPER SALVAGE, INC. Prince Frederick, MDR002414
- SUPER SALVAGE, INC. Upper Marlboro, MDR003937
- SUPERIOR SAND COMPANY Friendsville, MDG490383
- SUPPORT TERMINALS OP.PARTNERSH Salisbury, MDG913290
- SUPREME REPAIRS LLC Gambrills, MDR003990
- SUPREME SPORTS CLUB POOL Columbia, MDG766189
- SWAN HARBOUR DELL WWTP Havre De Grace, MD0023043
- SWAN LAKE,INC. Baltimore, MDG766727
- SWAN POINT WWTP Issue, MD0057525
- SWAN POINT YACHT AND COUNTRY CLUB Issue, MDG766974
- SWAREY SAND AND GRAVEL Charlotte Hall, MDG499789
- SYMPHONY VILLAGE Centreville, MDG870174
- SYNAGRO TECHNOLOGIES - BACK RIVER PELLETIZER FACILITY Baltimore, MDL900004
- SYNAGRO TECHNOLOGIES - PATAPSCO PELLETIZER FACILITY Baltimore, MDL900002
- SYNAGRO TECHNOLOGIES - WATERSHED RESOURCE CENTER Curtis Bay, MDL900003
- SYSCO CORP. Landover, MDR002559
- T3 WINTERGREEN LANDSCAPE White Plains, MDR003880
- TAMKO BUILDING PRODUCTS, LLC Frederick, MDG675212
- TANEYTOWN WWTP Taneytown, MDL020672
- TARGA TERMINALS, LLC Baltimore, MD0001449
- TARGET T3881/T3888 FOOD DISTRIBUTION CENTER Upper Marlboro, MDR003815
- TAVAKOLI FARM Stevensville, MDG010392
- TAYLOR FARMS MARYLAND, INC Annapolis Junction, MDR003967
- TAYLOR'S NEIGHBORHOOD RESTAURANT Berlin, MDG870316
- TEMPURSEALY Hagerstown, MDR002377
- TERUMO MEDICAL CORPORATION Elkton, MDG679761
- THALES DEFENSE & SECURITY, INC Clarksburg, MDR003972
- THAYERVILLE QUARRY Oakland, MDG499845
- THE AMERICAN ASPHALT PAVING CO., LLC Baltimore, MDG490055
- THE ARENA CLUB Bel Air, MDG767187
- THE BARKER'S PIT Easton, MDG499812
- THE BARTLEY CORPORATION Silver Spring, MDR003291
- THE BAY CLUB Berlin, MD3213X08
- THE BENEDICTINE SCHOOL FOR EXCEPTIONAL CHILDREN, INC. Ridgely, MD3893F24
- THE CITY OF BOWIE WASTEWATER TREATMENT PLANT Bowie, MD0021628
- THE GALLERY AT WHITE FLINT North Bethesda, MDG767343
- THE GARDEN ICE HOUSE Laurel, MDG675223
- THE GOTT COMPANY-BRANDYWINE PT Brandywine, MDG344179
- THE GREENS HOA Ijamsville, MDG870247
- THE HIGHLANDS WWTP Elkton, MD0065145
- THE HILLS AT MILFORD MILL APARTMENTS Baltimore, MDG767356
- THE JW BOARMAN COMPANY, INC Baltimore, MDR001616
- THE LAST DETAIL MARINE COMPANY, LLC Annapolis, MDG999397
- THE MERCURY AT WILDWOOD Bethesda, MDG919147
- THE NATURE CONSERVANCY-ROBINSON NECK Bethesda, MDG870172
- THE NELSON COMPANY Baltimore, MDR000961
- THE PARK SCHOOL OF BALTIMORE Baltimore, MDG870270
- THE RITTENHOUSE FUEL COMPANY Baynesville, MDG344400
- THE RITTENHOUSE FUEL COMPANY Parkton, MDG344402
- THE SHERWIN WILLIAMS MANUFACTURING COMPANY Baltimore, MDG675213
- THE SUBURBAN CLUB Pikesville, MDG870268
- THE TANEY CORPORATION Taneytown, MDR003012
- THE TRAPPE EAST WASTEWATER FACILITY Trappe, MD3460U04
- THE VILLAS AT CATTAIL WWTP Glenwood, MD3260N98
- THE VINEYARD AT DODON, LLC Davidsonville, MDR003327
- THE WESTFIELDS Frederick, MDG767344
- THE WORLD TRADE CENTER-BALTIMORE Baltimore, MDG679795
- THEE CHRISTINA C COMMONS Ocean City, MDG870152
- THEODORE ALLEN Neavitt, MDG870531
- THERMOFORMING PROCESS PRODUCTS Elkton, MDR003962
- THIZ IZ IT FARM (EXPANSION) Rhodesdale, MDG010461
- THOMAS J. STEPHANOS Girdletree, MDG870153
- THOMAS TOZZINI Woodbine, MDG870271
- THREESOME AUTO SALVAGE, LLC Cambridge, MDR003877
- THUNDER HILL POOL Columbia, MDG766192
- THUNDERBIRD MOTEL WWTP Newburg, MD0053155
- THURMONT CONSERVATION AND SPORTMAN'S CLUB Thurmont, MDG767242
- THURMONT WASTE WATER TREATMENT PLANT Thurmont, MDR003528
- THURMONT WASTEWATER TREAT.FAC. Thurmont, MDL021121
- TIDEWATER MARINA Havre De Grace, MDG999378
- TILGHMAN WHARF Tilghman, MDG520900
- TIMOTHY BRANCH MASTER ASSOCIATION Brandywine, MDG870328
- TINDECO WHARF APARTMENTS Baltimore, MDG766950
- TOBACCO TECHNOLOGY, INC Baltimore County, MDG870159
- TODD LAKES Bel Air, MDG870537
- TODD VILLAGE MOBILE PARK Finksburg, MD3268G04
- TOLLGATE LANDFILL Bel Air, MD0065765
- TOLLGATE LANDFILL Bel Air, MDR003642
- TOTALLY COOL, INC. Owings Mills, MDR003465
- TOWERS CONCRETE PRODUCTS, INC. Denton, MDG499797
- TOWN OF BETTERTON WASTEWATER TREATMENT PLANT Betterton, MDG679671
- TOWN OF BLADENSBURG DPW Bladensburg, MDR003437
- TOWN OF CHESTERTOWN SSOS Chestertown, MDSSOCHES
- TOWN OF DENTON WATER SUPPLY Denton, MDG679417
- TOWN OF EASTON PUBLIC WASTE Easton, MDG870314
- TOWN OF HAMPSTEAD Hampstead, MDG870283
- TOWN OF HAMPSTEAD BLACK ROCK GOLF COURSE Hampstead, MDG870287
- TOWN OF HEBRON WATER TREATMENT Hebron, MDG679420
- TOWN OF INDIAN HEAD WWTP Indian Head, MD0020052
- TOWN OF LA PLATA La Plata, MDL020524
- TOWN OF MANCHESTER DEPT OF PUBLIC WORKS MAINTENANCE FACILITY Mcnchester, MDR002201
- TOWN OF MT. AIRY SANITARY SEWER OVERFLOW Mount Airy, MDSSOAIRY
- TOWN OF OCEAN CITY NORTHSIDE PARK Ocean City, MDG870253
- TOWN OF PERRYVILLE WWTP Perryville, MDL020613
- TOWN OF PITTSVILLE WATER TREATMENT PLANT Pittsville, MDG679414
- TOWN OF TRAPPE WATER SUPPLY Trappe, MDG679654
- TOWSON UNIVERSITY, MARYLAND Towson, MDR002540
- TRADEPOINT ATLANTIC Baltimore, MDG870180
- TRADEPOINT ATLANTIC Sparrows Point, MDU188997
- TRANS-TECH -ADAMSTOWN, INC. Adamstown, MDR003191
- TRANSCONTINENTAL GAS PIPE LINE Baltimore County, MDG679407
- TRED AVON YACHT CLUB Oxford, MDG999302
- TREMENDO PICK AND PAY Preston, MDR003644
- TRI-GAS & OIL COMPANY,INC. MDG344524
- TRI-STAR MINING QUARRY OPERAT. Barton, MDG499890
- TRIADELPHIA RIDGE ELEMENTARY SCHOOL AND FOLLY QUARTER MIDDLE SCHOOL NO. 3 Ellicott City, MD3223N07
- TRILOGY ESSENTIAL INGREDIENTS, INC. Abingdon, MDR003597
- TRITON METALS, INC. St. Marys City, MDR003231
- TRIUMPH INDUSTRIAL PARK Elkton, MD0024929
- TUCKERMAN STATION HOA Rockville, MDG870299
- TULKOFF FOOD PRODUCTS, INC. Baltimore, MDR002388
- TUMBLEWEED EXPRESS Westminster, MDR003426
- TUMBLEWEED EXPRESS INC. Westminster, MD0031G18
- TURKEY POINT MARINA Edgewater, MDG999395
- TURNBULL LLC Baltimore, MDR001577
- TURNER DOUGLAS ACCESS ROAD Oakland, WV1025635
- TURNER PIT / WAUGH CHAPEL PIT Gambrills, MDG499725
- TUSKARORA CREEK Frederick, MDG767296
- TWIN CITIES WWTP Secretary, MD0055352
- TWIN MAPLES COMPOST FACILITY Ridgely, MDR003536
- TWINBROOK FOREST CONDO Rockville, MDG767342
- TYCON FARM Preston, MDG010520
- U.S. ARCHITECT OF THE CAPITAL LIBRARY CONGRESS FORT MEADE Fort George G Meade, MDMS42533
- U.S. ARMY ABERDEEN PROVING GRO Harford County, MD0003565
- U.S. ARMY ABERDEEN PROVING GROUND Aberdeen Proving Ground, MDR003807
- U.S. ARMY ABERDEEN PROVING GROUND Aberdeen Proving Ground, MDR003813
- U.S. ARMY CONTRACT SERVICES, MOTOR POOL. Fort Meade, MDR002565
- U.S. ARMY FORT DETRICK - FOREST GLEN ANNEX Silver Spring, DCPIU0015
- U.S. ARMY GARRISON ABERDEEN PROVING GROUND Aberdeen Proving Ground, MDR003808
- U.S. ARMY GARRISON ABERDEEN PROVING GROUND Aberdeen, MDR003809
- U.S. ARMY GARRISON ABERDEEN PROVING GROUND Aberdeen Proving Ground, MDR003810
- U.S. ARMY GARRISON ABERDEEN PROVING GROUND Aberdeen, MDR003812
- U.S. ARMY GARRISON APG - E3580 Aberdeen, MDR003806
- U.S. ARMY GARRISON APG SCRAP YARD Aberdeen Proving Ground, MDR003811
- U.S. ARMY RESERVE MOTOR POOL Fort Meade, MDR002564
- U.S. COAST GUARD - BALTIMORE Y Baltimore, MD0067300
- U.S. COAST GUARD BALTIMORE YARD Baltimore, MDG675221
- UMES - COASTAL ECOLOGY & RESEARCH LABORATORY Berlin, MD0068977
- UNDERWOOD MINE Crellin, MDG859633
- UNIFIRST CORPORATION Landover, DCPIU0016
- UNION BRIDGE WWTP Union Bridge, MD0022454
- UNITED ENERGY COAL,S.W.GOODWIN Lonaconing, MDG852840
- UNITED PARCEL SERVICE Laurel, MDR000857
- UNITED PARCEL SERVICE - GAITHERSBURG Gaithersburg, MDR000856
- UNITED STATES GYPSUM COMPANY Baltimore, MDG490025
- UNITED STATES NAVAL SUPPORT ACTIVITY ANNAPOLIS Annapolis, MDG767241
- UNITED STATES PHAMACOPEIA CONVENTION Frederick, MDR003245
- UNITED STATES PHARMACOPEIAL CONVENTION Rockville, MDG679677
- UNITED THERAPEUTICS CORPORATION Silver Spring, DCPIU0017
- UNIV MARYLAND BALTIMORE COUNTY Baltimore, MDG870277
- UNIV. OF MARYLAND BLDG. LANDSCAPING MAINTENANCE FACILITY College Park, MDR003858
- UNIV. OF MARYLAND ENVIRONMENTAL SERVICES FACILITY College Park, MDR003857
- UNIV.OF MARYLAND AT COLLEGE PK College Park, MD0063801
- UNIVERSAL ENVIRONMENTAL SERVICES, LLC Elkton, MDR000012
- UNIVERSAL METAL PRODUCTS, INC Mechanicsville, MDR003672
- UNIVERSAL METAL PRODUCTS, INC. Waldorf, MDR003481
- UNIVERSAL PLASTICS & ENGINEERING COMPANY Rockville, MDR003623
- UNIVERSITY OF MARYLAND College Park, MDG679792
- UNIVERSITY OF MARYLAND - WYE R Queenstown, MD0065170
- UNIVERSITY OF MARYLAND FORMER METZEROTT LANDFILL College Park, MDR003855
- UNIVERSITY OF MARYLAND SEVERN FACILITY College Park, MDR003854
- UNIVERSITY OF MARYLAND SHUTTLE BUS FACILITY College Park, MDR003856
- UNIVERSITY OF MARYLAND, COLLEGE PARK College Park, MDG870195
- UNKNOWN MDG840220
- UNKNOWN MDG911429
- UNLIMBITED TREE SERVICE, INC. Severn, MDR003415
- UPPER POTOMAC RIVER COMM STP Westernport, MD0021687
- UPPER POTOMAC RIVER COMMISSION WWTP Westernport, MDR003213
- UPS ABERDEEN Aberdeen, MDR003641
- US ARMY CORPS OF ENGRS-WASHINGTON AQUEDUCT OLD CONDUIT Brookmont, MDG679773
- US ARMY, DPW ENTOMOLOGY PROJECT - FORT GEORGE G. MEADE Fort Meade, MDG870281
- US DEPT. OF AGRICULTURE NRCS Annapolis, MDG870193
- US RTE 40 OVER I-70 NATIONAL PIKE Hagerstown, MDG490054
- US WIND, INC. - SHIPYARD ROAD Sparrows Point, MDR003791
- USALCO CAMBRIDGE FACILITY Cambridge, MDR003442
- USDA EAST-SIDE WWTP Beltsville, MD0020842
- USG INTERIORS ACCESS FLOOR DIV Linthicum, MD0067555
- USPS BALTIMORE VEHICLE FAINTENANCE FACILITY Baltimore, MDR003531
- UTICA BRIDGE FARM COMPOST OUTPOST Frederick, MDR003922
- VA MD HEALTH CARE SYSTEM, BALTIMORE VAMC Baltimore, MDG675064
- VALLEY LEE CONVENIENCE CENTER Valley Lee, MDR003782
- VALLEY PROTEINS-DARLING INGREDIENTS LINKWOOD DIVISION Linkwood, MDR003710
- VALLEY PROTEINS, INC. Curtis Bay, MDR001411
- VALMET FLOW CONTROL, INC. Linthicum, MDR000127
- VANN-BALLANTINE MINE Princess Anne, MDG490028
- VEOLIA ENERGY SARATOGA STREET STEAM PLANT Baltimore, MD0066877
- VEOLIA WATER NORTH AMERICA, LLC - BALTIMORE CITY COMPOSTING FACILITY Baltimore, MDL061875
- VERSO CORPORATION D,B,A LUKE PAPER COMPANY Luke, MD0001422
- VIASAT, INC. Germantown, MDR003726
- VICTORY STEEL CO., INC. Baltimore, MDR003818
- VIENNA GENERATING STATION Vienna, MD0000094
- VILLAGES OF ELK NECK Elkton, MDG870293
- VINDEX ENERGY CORPORATION - MOORES RUN-SM-99-432 Bartonsville, MD0067059
- VISTA GARDENS MARKETPLACE Lanham, MDG870292
- VIVIEN T. THOMAS # 429 (FORMERLY # 178) Baltimore, MDG766907
- VLS BALTIMORE, LLC Baltimore, MDR003793
- VULCAN CONSTRUCTION MATERIALS LLC-HAVRE DE GRACE QUARRY Havre De Grace, MDG870115
- VULCAN CONSTRUCTION MATERIALS, LLC - FREDERICK QUARRY Frederick, MDG498054
- VULCAN HART CORPORATION Dundalk, MDR000040
- W L GORE & ASSOCIATES - CHERRY HILL PLANT Elkon, MDR003101
- W. L GORE & ASSOCIATES, INC. FAIR HILL FACILITY Elkton, MDR000677
- W. L. GORE & ASSOCIATED, INC. Elkton, MDR002538
- W. L. GORE & ASSOCIATES INC APPLETON SOUTH Elkton, MDR000612
- W. L. GORE & ASSOCIATES LOVETT 1 Elkton, MDR002450
- W. L. GORE AND ASSOCIATES Elkton, MDR003587
- W. R. GRACE & CO. DAVISION CHEMICAL Curtis Bay, MDR003625
- WADE MOORE EQUIPMENT COMPANY Uppr Marlboro, NCG020019
- WAKEFIELD NEIGHBORHOOD POOL Waldorf, MDG767360
- WALDORF METAL COMPANY Waldorf, MDR003485
- WALMART CENTRAL FILL PHARMACY #7638 Frederick, MDR001159
- WALSH FUEL MDG344550
- WALSH FUEL & SUPPLY CO,INC, MDG344224
- WARFIELD, SETH AND RUEY Easton, MDG870183
- WASHINGTON COUNTY HOSPITAL DEMO PLAN Hagerstown, MDSSOWACO
- WASHINGTON METROPOLITAN AREA TRANSIT AUTHORITY (GREENBELT) Beltsville, DCPIU0019
- WASHINGTON SUBURBAN SANITARY COMMMISION Laurel, MDG679504
- WASHINGTON SUBURBAN SANITARY COMMMISION Laurel, MDSSOWSSC
- WASHINGTON WOODWORKING COMPANY LLC Landover, MDR000584
- WATER SERVICES INC Waldorf, MDSSOWATE
- WATER'S EDGE COMMUNITY Ocean City, MDG870315
- WATERSHED RESOURCE CENTER, INC. Curtis Bay, MDR003851
- WAVERLY WOODS DEVELOPMENT Woodstock, MDG870339
- WAWA STORE NO. 0581 Abingdon,, MDG919141
- WECARE DENALI, LLC Woodbine, MDR003264
- WEDRIVEU CSC #7080 Hyatsville, MDR003968
- WEST HILLANDALE SWIM CLUB Silver Spring, MDG767320
- WEST PROPERTIES Salisbury, MDR002541
- WEST RIVER YACHT HARBOUR CONDOMINIUM ASSOCIATION Galesville, MDG767151
- WESTERLEE APARTMENTS Catonsville, MDG767366
- WESTERN BRANCH WWTP Upper Marlboro, MD0021741
- WESTERN BRANCH WWTP Upper Marlboro, MDL021741
- WESTLAKE PARK Bethesda, MDG870307
- WESTLAND PRINTERS Laurel, MDR003215
- WESTMINISTER WWTP Westminster, MD0021831
- WESTMINISTER WWTP Westminister, MDL021831
- WESTMINSTER BULK PLANT Westminster, MDG347188
- WESTMINSTER CONCRETE PLANT Westminster, MDG490433
- WHEELBRATOR BALTIMORE, LP Baltimore, MDR003595
- WHETSTONE Montgomery Village, MDG766028
- WHITCRAFT SERVICES, INC. Parkton, MD0021C18
- WHITCRAFT SERVICES, INC. Parkton, MDR003482
- WHITE FLINT CROSSING Rockville, MDG918482
- WHITE PLAINS POST OFFICE White Plains, MD3211I02
- WHITEFORD HIGHWAY MAINTENANCE MDG912961
- WHITMAN WHARF SEAFOOD, LLC. Wittman, MDG520800
- WHOLE FOODS MID-ATLANTIC DISTRIBUTION CENTER Landover, MDR003653
- WICOMICO COUNTY GOVERNMENT Salisbury, MDG870325
- WICOMICO COUNTY PUBLIC SCHOOLS Salisbury, MDG870312
- WICOMICO COUNTY PUBLIC SCHOOLS Salisbury, MDG870313
- WICOMICO COUNTY ROADS Salisbury, MDR002433
- WICOMICO SHORES WWTP California, MD0863T08
- WILDCAT POINT GENERATING FACILITY Conowingo, MD0071901
- WILDCAT POINT GENERATION FACILITY Conowingo, MDG679601
- WILDLANDS ENGINEERING, INC. Bel Air, MDG870332
- WILDWOOD MANOR SWIMMING POOL Bethesda, MDG766532
- WILLIAM GARY MARVEL/HIDDEN ACRES FARM Denton, MDG010338
- WILLIAMSBURG SQUARE COMMUNITY COUNCIL Germantown, MDG767329
- WIN-MORE MINING OPA NO 98-09 Midlothian, MD0068152
- WINDING CREEK HOA Berlin, MDG870173
- WINDWARD KEY COMMUNITY POOL Chesapeake Beach, MDG767319
Figures from EPA’s ICIS-NPDES permit file.
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