Discharge permits · permit records

Discharge permit records in Colorado, A to Z

8,712 current Clean Water Act discharge permits on EPA’s ICIS-NPDES register, 9 pages of up to 1,000; this is page 1. 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 Colorado.

Pages: 1 2 3 4 5 6 7 8 9

• – XCEL LEADVILLE LAYDOWN YARDS Leadville, COR423928
• *DUP* HOLCIM - TIER 2 *DUP* Florence, COR425697
• *DUP* HOLCIM - TIER 2 *DUP* Florence, COR430921
• #10 SUNSET DRIVE Cherry Hills Village, COR428726
• #2511057 WSR Morrison, COR429381
• #25862 CO 71 RESURFACING Stoneham, COR428158
• 00842-543,00842-254 WM FUEL STATION & REMODEL, PUEBLO, CO Pueblo, COR426551
• 02892-1000 WM FUEL STATION PARKER, CO Parker, COR426931
• 03082-543 WM FUEL STATION COLORADO SPRINGS, CO Colorado Spring, COR426555
• 03582-543 WM FUEL STATION COLORADO SPRINGS, CO Colorado Springs, COR426553
• 0456 - CENTRAL AVE BRIDGE REPLACEMENT Boulder, COG317234
• 0456 - CENTRAL AVE. BRIDGE REPLACEMENT Boulder, COR428424
• 0496 - CITY OF LONGMONT - ST VRAIN GREENWAY PH13 Longmont, COG081438
• 0496 - CITY OF LONGMONT - ST. VRAIN GREENWAY PH.13 Longmont, COR429259
• 0500 - CDOT - BROWNS PARK CULVERT REPLACEMENT Maybell, COG081508
• 0506 - PITKIN COUNTY REDSTONE S BRIDGE RPLCMNT PROJECT Redstone, COG081436
• 0513 - GARTRELL ROAD BRIDGE WIDENING Aurora, COR430437
• 1 MG WTP, AKA LOWER PLANT Delta County, COG641134
• 1.5 MG ELEVATED WATER TANK Severance, COR419849
• 10 WILDROSE TRAIL Cherry Hills Village, COR428293
• 104TH COMMERCE PARK - LOT 4 Commerce City, COR431057
• 109 FEEDERS, INC. La Junta, COA934062
• 10TH AVE. TOWNHOMES Lakewood, COR424504
• 11250 WADSWORTH PARKWAY (DG/DE) Broomfield, COR424164
• 1130 & 1170 WILLOUGHBY WAY Aspen, COR426289
• 1155 CANYON CONDOMINIUMS Boulder County, COG603165
• 1158 DELAWARE Denver, COR417163
• 11681 PROGRESS LANE Parker, COR424289
• 11988 COLORADO 103 Idaho Springs, COR427318
• 11TH AVE EXTENSION Denver, COR424098
• 12 AVON TO RIFLE - MAMM CREEK Unincorporated, COR430835
• 12000 W CEDAR DR LOT Jefferson County, COG315165
• 1201-1245 QUIVAS STREET DEMOLITION Denver, COR429597
• 120TH PIT Henderson, COG501530
• 120TH STREET MULTIMODAL SAFETY IMPROVEMENT Lafayette, COR430547
• 1239 TWIN BUTTES AVE Durango, COR419010
• 1256 CATTLE COMPANY Wray, COA934045
• 1271 BURT AVENUE Berthoud, COR423220
• 1277 ELIZA AVE, BERTHOUD CO 80513 Berthoud, COR423635
• 1295 RED BUTTE DR Aspen, COG081286
• 13 ST FEEDER REPLACEMENT Silverthorne, COG074466
• 130 BELL FLOWER COURT Durango, COR427134
• 132 PLACER LANE Aspen, COR425989
• 13455 S RESORT DR Conifer, COR419845
• 1377 SCULPTOR DR Loveland, COR430637
• 1380 RIVERSIDE Aspen, COG081498
• 14-503 DAM #336 BREACH REHAB Model, COR10F02E
• 1401 WYNKOOP PARKING GARAGE Denver County, COG603107
• 140TH AVENUE AND GRANT STREET PROJECT Thornton, COD000009
• 1450 SHILOH STREET Whitewater, COR427078
• 14557 GALENA CT Brighton, COR430541
• 15 CHERRY HILLS DRIVE Cherry Hills Vilalge, COR425008
• 15 ROAD PIT Fruita, COG500437
• 15 STREET WATERLINE REPLACEMENT PROJECT - DW Windsor, COG081558
• 15-113 TA40 DAM #156 ENHANCE Fort Carson, COR10F02F
• 15-503 TA 7 NEW EC DAM Model, COR10F02G
• 15-509 TAYLOR NEW EC DAM Model, COR10F02H
• 15-510 TA 7 BURKE NEW EC DAM Model, COR10F02I
• 1501 E LAYTON AVE Cherry Hills Village, COR419390
• 1530 WEST 13TH AVENUE DEMOLITION Denver, COR429595
• 15440 HWY 6 Eagle, COR429857
• 1565 N COLORADO BLVD Denver, COR428972
• 1590 NEWPORT RD HAMMERS Colorado Springs, COR430453
• 15TH STREET WATERLINE REPLACEMENT PROJECT Windsor, COR431375
• 16 ROAD SCHOOL BUS PARKING LOT Fruita, COR428297
• 16 W DRY CREEK APARTMENTS Littleton, COR430449
• 16-101 TA 13 BREACHED DAM Fort Carson, COR10F02J
• 16-117 TA40 EC DAM CULVERT INS. Fort Carson, COR10F02K
• 16-501 BURKE NEW EC DAM 1 Model, COR10F02L
• 16-502 BURKE NEW EC DAM 2 Model, COR10F02M
• 16-503 BURKE NEW EC DAM 2 Model, COR10F02N
• 1601 COLORADO APTS Denver County, COG603087
• 1601 WEWATTA Denver, CO0000008
• 161 WILD CHIVES CT Durango, COR428002
• 1610 13TH ST Steamboat Springs, COG081502
• 1610 13TH STREET Steamboat Springs, COR428436
• 1640 E LAYTON Englewood, COR427792
• 1700 E TUFTS AVENUE Cherry Hills Village, COR432010
• 1700 SKI TIME SQUARE Steamboat Springs, COR431037
• 17224 COPPER VALLEY Colorado Springs, COR431405
• 1767 VISTA VIEW DRIVE Longmont, COR423108
• 1790 LOGAN STREET AND 1799 PENNSYLVANIA STREET Denver, COR424249
• 18 LEFT (18LT) SEDIMENTATION POND - FOIDEL CREEK MINE Routt County, COG850054
• 1800 LARIMER LLC Denver County, COG603158
• 1830 SKI TIME SQUARE Steamboat Springs, COR431882
• 19 AND 26 LLC Firestone, COR425683
• 19 ROAD IMPROVEMENT PROJECT Fruita, COR426074
• 19-107 TA 21 EMT ENHANCEMENTS Fort Carson, COR10F04O
• 19-113 TA31 ELEVATED MANEUVER TRAIL REHABILITATION Fort Carson, COR10F04P
• 19-114 TA31 SPILLWAY REPAIR AND CULVERT ADDITION Fort Carson, COR10F04Q
• 19-501 PCMS TA10 ELEVATED MANEUVER TRAIL AND BANK SLOPE Fort Carson, COR10F04V
• 19-503 PCMS TA10 NEW ELEVATED MANEUVER TRAIL 3 Fort Carson, COR10F04R
• 19-505 PCMS TA10 NEW ELEVATED MANEUVER TRAIL Fort Carson, COR10F04W
• 19-506 PCMS TA10 ELEVATED MANEUVER TRAIL AND BANK SLOPING Fort Carson, COR10F04U
• 19-508 PCMS TA10 NEW ELEVATED MANEUVER TRAIL 7 AND BANKSLOPE Fort Carson, COR10F04T
• 19-509 PCMS TA10 NEW ELEVATED MANEUVER TRAIL Fort Carson, COR10F04S
• 19-510 PCMS TA10 ELEVATED MANEUVER REHABILITATION Fort Carson, COR10F04X
• 19-514 PCMS TA7 ELEVATED MANEUVER TRAIL REHABILITATION Fort Carson, COR10F04Y
• 1900 LAWRENCE Denver, COG318123
• 1931 SEAN COURT Fruita, COR427528
• 1934 SEAN CT. Fruita, COR428512
• 1937 ROSE MARIE COURT Grand Junction, COR428806
• 1940 ROSE MARIE CT Grand Junction, COR430861
• 1942 STRAIGHT ST Grand Junction, COR430265
• 1945 HIDDEN HOLLOW CT. Grand Junction, COR430651
• 1946 HIDDEN HOLLOW CT Grand Junction, COR429056
• 198 CR 54 POND AND HOME Meeker, COG074462
• 1993 PRADO CT. Grand Junction, COR431886
• 19TH ST & FOURMILE CANYON CREEK UNDERPASS Boulder, COG081289
• 19TH ST MULTIMODAL IMPROVEMENTS Boulder, COR423689
• 2 RIVERS ROADWAY PROJECT Evans, COR426739
• 20 ROAD GRAVEL PIT Fruita, COG500491
• 20 ST IMPROVEMENTS PHASE I Greeley, COR03N913
• 20-INCH WATER MAIN EXTENSION - LOCHBUIE Lochbuie, COR430209
• 20-INCH WATERLINE REPLACEMENT Berthoud, COR429745
• 200 MOORE DRIVE Florence, COR430137
• 2019 FENCE PROJECT (RUNWAY RELOCATION) Grand Junction, COR406596
• 2021 ARVADA WATER MAIN IMPROVEMENTS Arvada, COR424202
• 2024 RBC MEEKER AIRPORT WATER LINE EXPANSION Meeker, COR425668
• 2024 RECLAMATION NEIGHBORHOOD Estes Park, COR424564
• 2024 WATER SYSTEM IMPROVEMENTS Aurora, COR424616
• 2024 WATER SYSTEM IMPROVEMENTS- PHASE 2 Aurora, COR425763
• 2025 2A N 9TH ST MYSTIC AVE TO MEADOWS AVE Canon City, COR429509
• 2025 N 9TH ST MEADOWS TO WASHINGTON Canon City, COR429323
• 2025 TIGT TOG REPLACEMENT Sterling, COR427836
• 2025 WATER SYSTEM IMPROVEMENTS Aurora, COR431824
• 20250423 DAKAN RD Sedalia, COR428229
• 2026 GRANDVIEW WATERLINE EXTENSION Dacono, COR431622
• 2026 HAYDEN SEWER REHAB Hayden, COG081557
• 2026 SEWER/STREET IMPROVEMENTS PROJECT Fruita, COG081526
• 2026 SEWER/STREET IMPROVEMENTS PROJECT Fruita, COR431065
• 2026 TIGT TOP OF GROUND REPLACEMENT Iliff, COR430025
• 21 IN CH POSSUM GULLY SANITARY Aurora, COR426901
• 21-159 Fort Carson, COR10F0D0
• 21-167 EMT TA 30 Fort Carson, COR10F0B4
• 21-169 BANK SLOPE TA 30 Fort Carson, COR10F0B5
• 21-175 NEW ELEVATED MANEUVER TRAIL, AND BS, CD, HC Fort Carson, COR10F07A
• 21-178 Fort Carson, COR10F0CX
• 213 BOWLES INLET DITCH REPAIR Denver, COG074475
• 21556-ALAMEDA BRIDGE OVER S PLATTE RVR Denver, COR417499
• 21795-US 6 SH 58 TO SH 119 Golden, COR411808
• 2183 45 1/2 RD Debeque, COR428816
• 2198 GEORGE DEWEY Grand Junction, COR426994
• 22 1/2 ROAD & GREENBELT DRIVE Grand Junction, COR430599
• 22012256 CITADEL FEEDERS 3 AND 12 Castle Rock, COR427494
• 22012259 CITADEL FEEDER 11 Castle Rock, COR427476
• 22023913 - WATERTON ROXBOROUGH 115 KV REBUILD Littleton, COR427354
• 22601-SH 7, I-25 TO SH 85 RESURFACING Thornton, COR423669
• 22827 I25 FILLMORE GARDEN OF THE GODS WIDENING Colorado Springs, COR420209
• 22975 - LITTLETON - HINSDALE DR AND WINDERMERE ST - REPLACEMENT Littleton, COR430857
• 22977 - HARVEY PARK - S QUITMAN ST AND S PERRY ST - REPLACEMENT Denver, COR430427
• 23 1/4 WEST PIT Grand Junction, COG502196
• 23 AVE STORMWATER OUTFALL Evans, COG073852
• 23 RD & HIGHWAY 340 ROUNDABOUT Grand Junction, COR430513
• 23030386 SPRING VALLEY WEST FEEDERS Elizabeth, COR427914
• 23041 - CRESTMOOR PARK PROJECT (REPLACEMENT) Denver, COR430963
• 23045 - CORY-MERRILL PROJECT 2 (REPLACEMENT - LEAD) - S MILWAUKEE ST AND S SAINT Denver, COR431696
• 23046 - HARVEY PARK PROJECT 1 (REPLACEMENT) - W JEWELL AVE TO S PATTON CT Denver, COR431469
• 23047 - HARVEY PARK PROJECT 2 (REPLACEMENT) Denver, COR431471
• 23050 - WELLSHIRE PROJECT 2 (REPLACEMENT) - E DARTMOUTH AVE WEST OF S CLAYTON ST Denver, COR431698
• 2311 ROAD PIT Grand Junction, COG500348
• 23177 US40 RESURFACING EMPIRE Empire, COR426599
• 2325 STONE BRIDGE Montrose, COR428986
• 2336 S 120TH ST (DE) Unincorporated, COR431395
• 23369 US85 OVERLAY I-76 TO 124TH Commerce City, COR426317
• 23421 I25 ON-RAMP METERING PHASE 2 Colorado Springs, COR10F084
• 23618 TRAFFIC C-470 AND SH 285 N/A, COR409036
• 23780 FEDERAL RESURFACING I70 TO 92ND Westminster, COR425528
• 23784 SH 69 CUSTER AND FREMONT COUNTIES Hillside, COR428612
• 24-194 Fort Carson, COR10F0D1
• 24-502 Fort Carson, COR10F0CZ
• 24-503 TA 10 TRAIL REHAB Fort Carson, COR10F0B6
• 24-504 TA 10 TRAIL REHAB Fort Carson, COR10F0B7
• 2401 W 6TH AVE LLC Denver, CONOX0981
• 24063840 SPRING VALLEY FEEDER 03 Elizabeth, COR427926
• 24065652 - REDHILL RD REBUILD Fairplay, COR428446
• 2408 STONE BRIDGE DR Montrose, COR425530
• 2426 G ROAD Grand Junction, COR429723
• 24278, I-25/LINCOLN LONE TREE MOBILITY HUB Lone Tree, COR425674
• 24323 I-70 SOUNDWALL Denver, COR412997
• 24394 GUN CLUB AT HAMPDEN TURN LANE Aurora, COR420315
• 24417S RESURFACING ITS CHIEF HOSA TO MP 259 Golden, COR423230
• 24423 SH74 RESURFACING Kitteredge, COR430509
• 24548-I-25/SH 7 INTERIM TRANSIT IMPROV Thornton, COR423701
• 247 BARN Greenwood Village, COR429034
• 24809 GREENLAND WILDLIFE CROSSING Larkspur, COR425122
• 24921 N FEDERAL MEDIANS Westminster, COR423226
• 25-590 Fort Carson, COR10F0CY
• 2500 N. 9TH ST Canon City, COR429383
• 25007478 ELORA FEEDER EXTENSION Parker, COR430127
• 2504 SPRUCE Boulder, COR428064
• 25094 US 24 GARRETT TO WOODMEN Peyton, COR431762
• 25130 I-25 CABLE BARRIER Pinon, COR428442
• 25140 I25 CHAIN DOWN STATION Castle Rock, COR424136
• 2515 LARZAC DRIVE Colorado Springs, COR420544
• 25174 FLOYD HILL EAST SECTION Evergreen, COG317133
• 25174 FLOYD HILL EAST SECTION Evergreen, COR419989
• 25177 FLOYD HILL CENTRAL SECTION Evergreen, COR427076
• 25250-SH7 BIKE SHOULDER WIDENING Lafayette, COR425552
• 25393 I-25C WIDENING WALSENBURG Walsenburg, COR428126
• 25466 EXIT 14 SB RAMP IMPROVEMENTS Trinidad, COR428946
• 25539 SH71 AND SH96 ORDWAY Ordway, COR429473
• 25544 C470 & BOWLES TRAFFIC SIGNALS Littleton, COR430033
• 25589 C470 RESURFACING Littleton, COR429493
• 257 WEST DALTON RD Durango, COR427930
• 25717 US 287 OPERATIONAL IMPROVEMENTS Broomfield, COR430723
• 25826 SH 2 (VASQUEZ) AND 60TH AVENUE Commerce City, COR428144
• 25904 GEOLOGIC POINT OF INTEREST Golden, COR429799
• 26 AVE AND FULTON ST PARK Aurora, COG074381
• 26-1045 BOULDER COUNTY RESURFACING Nederland, COR431722
• 26119-SH 270 EARTHWORK SETTLEMENT CP2 Commerce City, COR431802
• 26310 US24 CALHAN Calhan, COR428128
• 2640 RED CLIFF CIRCLE Montrose, COR423906
• 26482 I-76 RESURFACING Denver, COR430219
• 26823 I-70 MEDIAN CABLE BARRIER Watkins, COR431357
• 26934 I70 EAST BRIDGE REPAIRS Byers, COR428634
• 26936 I70 PAVEMENT REHAB Aurora, COR430773
• 26942 US6 AND WADS INTERCHANGE Lakewood, COR429889
• 27-J TALON RIDGE MS Thornton, COR425038
• 2709 E WILLAMETTE LN Greenwood Village, COR431207
• 27J NORTH TRANSPORTATION FACILITY Brighton, COR425028
• 2852 POTOMAC CT Berthoud, COR431521
• 2880 ROCK CREEK DR Grand Junction, COR426327
• 28TH STREET & COLORADO AVE PROTECTED INTERSECTION Boulder, COR422059
• 2911 HERON LAKES PKWY Berthoud, COR427142
• 29567 LARKSPUR Evergreen, COR429351
• 299 MILWAUKEE Denver, COR424747
• 2H MECHANICAL, LLC Statewide Permit, COG607039
• 3 DUPLEXES Pueblo West, COR427776
• 3 PEAKS RANCH, LLC Edwards, COR431594
• 3 S MARSHALL ROAD HOTEL Superior, COR427780
• 30 & E ROAD STORAGE Grand Junction, COR431515
• 30 BLUFF Boulder, COR429635
• 302 CONIFER APARTMENTS Fort Collins, COR428530
• 305 TABLERO CT. Grand Junction, COR431724
• 309 WEST TRILBY ROAD Fort Collins, COR427316
• 30TH STREET SEPARATED BIKE LANES PROJECT Boulder, COR423269
• 3175 D ROAD STORAGE Grand Junction, COR423962
• 32 1/2 ROAD GRAVEL PIT Mesa County, COG501513
• 32 RD GRAVEL PIT Grand Junction, COG501725
• 3205 SPRINGFIELD ROAD Grand Junction, COR429629
• 32ND AVE. TRAIL & BIKE PATH Wheat Ridge, COR424632
• 3300 E BELLEVEIW NELLIGAN Greenwood Village, COR426263
• 3332 COLORADO SPRINGS TRUSS Colorado Springs, COR901468
• 3382-543 WM FUEL STATION PUEBLO WEST, CO Pueblo West, COR427928
• 33RD AND MARIPOSA Denver, COG317262
• 33RD AND MARIPOSA Denver, COR428303
• 3410 NIAGARA RD. NEW DETACHED GARAGE Montrose, COR425566
• 34501 EAST QUINCY AVENUE WWTF Aurora, COX631003
• 3500 SOUTH GUN CLUB ROAD SOLAR GARDEN NORTH (DE) Aurora, COR428998
• 3500 SOUTH GUN CLUB ROAD SOLAR GARDEN SOUTH (DE) Unincorporated, COR429168
• 351 CANYON RIM TRAIL Grand Junction, COR429681
• 3560 WILLAMETTE LANE Greenwood Village, COR423784
• 3635 SOUTH MONACO PARKWAY Denver, COR427000
• 379 HATCHET Fruita, COR430619
• 37TH ST & MADISON AVE ROUNDABOUT Loveland, COR428118
• 37TH STREET WIDENING PHASE 2B Evans, COR427460
• 37TH STREET WIDENING PHASE I Evans, COR419841
• 3803 DOVE VALLEY MILLWORK Englewood, COR901469
• 3850 BLAKE ST. MULTIFAMILY Denver, COR427604
• 3875 WALNUT ST. MULTIFAMILY Denver, COR430203
• 38TH & HOLLY Denver, COR420191
• 38TH AVENUE IMPROVEMENTS & CBC Aurora, COR430517
• 38TH CBC DEWATER Aurora, COG081536
• 39 WINTERBERRY COURT Durango, COR430263
• 3R ROAD - SIGNAL MOUNTAIN RD FIBER INSTALLATION Beulah, COR430909
• 3RD STREET AND WELKER AVENUE Mead, COR426423
• 4 TOG 2024 Fleming, COR423054
• 4 MILE Glendale, COG317216
• 4 MILE Glendale, COR431087
• 40 NORTH DEVELOPMENT Lafayette, COR425044
• 400 E 104 AVE LOT Adams County, COG315197
• 401 ABC BUILDING Greeley, COR427258
• 4040 FOX STREET Denver, COR424053
• 40TH & BLAKE Denver, COR413133
• 4109 BRUIN BLVD Fredrick, COR426637
• 4133 FIRESTONE BLVD Firestone, COR424355
• 4150 E 60TH AVE Commerce City, COG317258
• 4150 E. 60TH AVE Commerce City, COR425676
• 417 EAGLE Red Cliff, COG074432
• 4210 BRUIN STREET Frederick, COR423166
• 4215 CR 39, HUDSON CO Hudson, COR427372
• 44 LANE PUEBLO COUNTY AGGREGATE PROJECT Pueblo, COG502200
• 441SOA LLC Englewood, COR419779
• 450 GRANDWOOD DR Monument, COR423463
• 4600 S MONROE LANE Arapahoe County, COG072859
• 4630 INDIANA STREET Golden, COR428090
• 46TH AND TENNYSON APARTMENTS Denver, COR419237
• 4755 ELDRIDGE (AKA ARCADIAN EAST) Golden, COR426092
• 477 EDGEMONT MEADOWS ROAD Durango, COR428766
• 478 WW Aspen, COR425289
• 47TH & TELLURIDE PARK Denver, COR429565
• 47TH AVENUE SEWER CAPACITY IMPROVEMENTS Greeley, COR427902
• 48 AVE MATERIAL RECOVERY FACILITY Denver, COR900926
• 48 SNOWDROP COURT SANNES RESIDENCE Durango, COR430379
• 48FORTY SOLUTIONS LLC Henderson, COR901638
• 48TH AVE & TIBET ST Aurora, COR420836
• 4930 UPPER CATTLE CREEK - IOLA RESIDENCE Carbondale, COR424920
• 4970 S FARIFAX STREET Cherry Hills Village, COR425183
• 49TH & WASHINGTON DEWATERING BORE Denver, COG317266
• 4B8T CONSTRUCT PAVE BUILD Littleton, COR10F026
• 4GS INVESTMENTS-F, LLC Frederick, COR430559
• 4M FEEDERS HAPPY CREEK Stratton, COA934082
• 4M FEEDERS J&D CATTLE NORTH YARD Stratton, COA934081
• 4M FEEDERS SOUTH YARD (MAY LIVESTOCK) Stratton, COA934059
• 4MILE Glendale, COR431459
• 4TH STREET REVITALIZATION PROJECT Loveland, COR426529
• 4UR RANCH Creede, COX048904
• 5 MILE PIT Parachute, COG501617
• 5 STAR COATINGS LLC Greeley, COPU00173
• 5 STAR COATINGS, LLC Greeley, COPIU003N
• 500 CR 501 PROJECT Durango, COR427602
• 500 S. 7TH STREET APARTMENTS Grand Junction, COR429769
• 51015 MCDONALD'S 96TH AT TOWER Commerce City, COR424194
• 51018 MCDONALD'S BARNES COLORADO SPRINGS Colorado Springs, COR429353
• 51032 MCDONALD'S PARKER-STROH Parker, COR424196
• 51055 MCDONALD'S AUSTIN BLUFFS - COS, CO Colorado Springs, COR430483
• 521 DRAINAGE AUTHORITY MS4 Grand Junction, COR090100
• 5260 S UNIVERSITY Greenwood Village, COR429995
• 52ND & EMERSON WATER QUALITY FACILITY (AKA HERON POND) Denver, COR416973
• 52ND & EMERSON WATER QUALITY FACILITY PHASE 2 Denver, COR426661
• 52ND SUBDIVISION Arvada, COR423729
• 530 621 860 FOUNTAINTREE LN Boulder, COR427980
• 5380 BRIGHTON BLVD V1, LLC Denver, COG317269
• 53RD AND TENNYSON LLC Denver, COR431085
• 5635 KELLY STOGE, LLC Littleton, COR430947
• 5665 SOUTH CO BLVD Greenwood Villagee, COR424102
• 56TH AVE PUMP STATION SOLAR PHOTOVOLTAIC EXPANSION PROJECT Denver, COR430755
• 56TH AVE. WIDENING PEORIA ST. TO PENA BLVD. Denver, COR416965
• 574 EDGEMONT MEADOWS Durango, COR430867
• 582 FLEDGEFIELD DRIVE Grand Junction, COR425955
• 5J GRAVEL PIT Wellington, COG502251
• 6 MAIN NORTH (6MN) SEDIMENTATION POND La Plata County, COG850051
• 6 S PIT NO 1 Pueblo, COG501722
• 6 WARING LANE NEW CONSTRUCTIO Greenwood Village, COR424994
• 608 YAMPA MF BLDG Steamboat Springs, COG081218
• 6081 NIMBUS ROAD Longmont, COR427486
• 616 MANZANITA DRIVE Grand Junction, COR429885
• 62 AVE ASPHALT PLANT Denver, COR901573
• 629 MARGARITA DR. Grand Junction, COR429823
• 630 MARGARITA DR. Grand Junction, COR429421
• 631 MARGARITA DR. Grand Junction, COR430649
• 635 AND 637 MANZANITA DRIVE Grand Junction, COR429439
• 63RD STREET WATER PIPELINE REPLACEMENTS - PHASE 1 Boulder, COR423735
• 63RD STREET WATER PIPELINES REPLACEMENT - PHASE 2 Boulder, COR427474
• 64 YARROW COURT Durango, COR426835
• 6400 EAST TRIBUTARY AT PAINTBRUSH PARK PHASES 1 AND 2 Castle Rock, COG081517
• 6400 EAST TRIBUTARY AT PAINTBRUSH PARK PHASES 1 AND 2 Castle Rock, COR430763
• 6400 SOUTH TRIBUTARY STABILIZATION Castle Rock, COR427166
• 655 ELLEN DR. Grand Junction, COR429907
• 6584 NEW CASTLE SUB – UTE RIFLE SUB Silt, COR425520
• 65TH & PICADILLY Aurora, COR422886
• 66 RANCH Meeker, COG074449
• 661 TILMAN Grand Junction, COR425265
• 6670 TRANSMISSION LINE Rifle, COG317259
• 668 ELLEN DR Grand Junction, COR431293
• 66TH, 68TH AVE AND DENALI STREET Aurora, COR416985
• 6808 ADRIATIC Unincorporated, COR427568
• 681 TWEED CUSTOM HOME Grand Junction, COR430993
• 690 CLAYMORE COURT Grand Junction, COR430343
• 6950 INDIANA CT Arvada, COR424797
• 697 HORIZON GLEN DRIVE Grand Junction, COR429357
• 7 BREW FLYWAY Denver, COR425380
• 7 BREW MISSISSIPPI Aurora, COR425516
• 7-ELEVEN 42718 DENVER Denver, COR431844
• 7-ELEVEN 42728 ILIFF & VALENTIA Denver, COR430769
• 7-ELEVEN 42809 JOHNSTOWN Johnstown, COR430975
• 7-ELEVEN AT CENTERRA Loveland, COR425965
• 7-ELEVEN AT THE FLATIRON Broomfield, COR431744
• 7-ELEVEN CONVENIENCE STORE AND FUELING STATION (SITE 1056824) Colorado Springs, COR431688
• 7-ELEVEN STORE 42742 Greeley, COR429751
• 7-ELEVEN, INC. Longmont, COR420257
• 700 SHADYCROFT Littleton, COR425919
• 7051 EAGLE BOULEVARD, FREDERICK, COLORADO 80504 Frederick, COPIU008P
• 714 IVORY GLADE CUSTOM HOME Grand Junction, COR430991
• 718 IVORY GLADE CT Grand Junction, COR431700
• 727 26 ROAD Grand Junction, COR425022
• 730 ROSE SPUR ROAD Snowmass, COR424031
• 75 ST WWTF Boulder, COR900986
• 75TH AND GUN CLUB SITE READINESS Denver, COR424371
• 75TH ST WWTP Boulder, CO0024147
• 76 SADDLE CAMP Durango, COR427032
• 777 BROADWAY REDEVELOPMENT Boulder, COR431674
• 8 MILE CLAY MINE Canon City, COG501799
• 800 ASPEN VALLEY RANCH ROAD Woody Creek, COR424019
• 85 INVERNESS Englewood, COR426966
• 85 SALT BRUSH Durango, COR426927
• 87 AVE AND WADSWORTH LIFT STATION Westminster, COG074396
• 8TH & LINCOLN Denver, COR427096
• 8TH AVE PEDESTRIAN BRIDGE AT HIGH LINE CANAL Aurora, COR431063
• 8TH STREET IMPROVEMENTS Colorado Springs, COR429803
• 8TH STREET OVER FOUNTAIN CREEK BRIDGE WIDENING Colorado Springs, COG081307
• 8TH STREET SE STORAGE SITE Loveland, COR426891
• 8TH STREET WATERLINE REPLACEMENT Colorado Springs, COG317166
• 9 POLO CLUB DRIVE, #2 Denver, COR429429
• 901 NAVAJO ST - MERCY HOUSING Denver, COR426122
• 92 STARWOOD Aspen, COR431047
• 9255 MALTA TO OTERO Leadville, COG317254
• 9257 CLIMAX MINE REBUILD Climax, COR427952
• 929 PEARL ST DEWATERING SYSTEM Boulder, COG318093
• 9337 E 147TH PLACE STORMWATER FACILITY Brighton, COR430313
• 9573 MOUNTAIN RIDGE Boulder, COR430207
• 975 WILLIAM WAY Berthoud, COR427252
• 98 WINTERBERRY COURT Durango, COR430411
• A 1 AUTO AND TRUCK RECYCLERS Penrose, COR901250
• A B C INDUSTRIES Grand Junction, COR900608
• A C SYSTEMS, INC. COG607005
• A R WILFLEY AND SONS Commerce City, COR901434
• A-1 CHIPSEAL FACILITY Golden, COG502242
• A-1 CHIPSEAL PUEBLO Pueblo, COR901693
• A-BASIN SIDEWALK Aurora, COR10F0A7
• A.A. WILFLEY AND SONS, INC. Commerce City, COPIU008U
• A&W- LOVELAND QUICK TRIP LUST Larimer County, COG315179
• AAA COOPER TRANSPORTATION Henderson, COR901677
• AASF UH60 HANGER Aurora, COR10F07P
• ABBEY OF SAINT WALBURGA Virginia Dale, COX622052
• ABBEY OF ST WALBURGA Virginia Dale, COL622041
• ABC USED PARTS Colorado Springs, COR901378
• ABERDEEN STOCKPILE Commerce City, COR423379
• ABERDEEN SUBDIVISION - LOTS 1 AND 2 Commerce City, COR426521
• ABF FREIGHT SYSTEM B453 DENVER Denver, COR901174
• ABF FREIGHT SYSTEMS INC Aurora, COR901723
• ABRAMS CREEK AND BLM ROUTE 8383 CROSSING STABILIZATION PROJECT Gypsum, COD000026
• AC HOTEL Denver, COR427810
• AC MITIGATION NATURITA CREEK PIPELINE Naturita, COR419853
• ACA 301 PIT Buena Vista, COG502125
• ACADEMY BLVD RECONSTRUCTION PHASE 2 Colorado Springs, COR429449
• ACADEMY OF CHARTER SCHOOLS Westminster, COR430849
• ACADEMY SCHOOL DIST 20 MS4 El Paso County, COR070062
• ACADEMY WSD El Paso County, COG589020
• ACCU-TUBE, LLC Denver, CONOX0993
• ACCURATE POWDER COATING, LLC Arvada, COPIU006B
• ACCUTROL HEATING & COOLING INC Statewide, COG607058
• ACE EXPRESS COACHES Golden, COR900064
• ACME DISTRIBUTION CENTERS Aurora, COR900568
• ACME MANUFACTURING CO Denver, COPIU0062
• ACORN PETROLEUM Leadville, COR900516
• ACR RECYCLE FACILITY Colorado Springs, COR901536
• ACTION RECYCLING CENTER Wheat Ridge, COR901016
• ACTIVE TRUCK & AUTO PARTS INC Hudson, COR900443
• ACWWA MAINTENANCE FACILITY Centennial, COR426345
• ADAL FITNESS CENTER Schriever Afb, COR10F09T
• ADAL NEW LIFT STATION AND FORCE MAIN SEWER Aurora, COR10F0D2
• ADAM'S POLISHES, LLC Thornton, COPIU009O
• ADAM'S POLOSHES, LLC Thornton, COPIU009C
• ADAMS 12 - ROCKY TOP MIDDLE SCHOOL Thornton, COR430329
• ADAMS 12 FIVE STAR SCHOOLS MS4 Broomfield, COR070026
• ADAMS 12 NUTRITION SERVICES CENTER Westminster, COR429841
• ADAMS 14 SUMMIT HEIGHTS Commerce City, COR428992
• ADAMS ARAPAHOE COUNTY DIST 28J MS4 Arapahoe County, COR070059
• ADAMS AVE. EXTENSION & TRENT WATERMAIN Silverthorne, COR423355
• ADAMS CITY HIGH SCHOOL Commerce City, COR427600
• ADAMS COUNTY - RIVERDALE BLUFFS IMPROVEMENTS Brighton, COR431497
• ADAMS COUNTY FAIRGROUNDS SITE AND INFRASTRUCTURE IMPROVEMENTS Brighton, COR425751
• ADAMS COUNTY GOVERNMENT CENTER Brighton, COR03E897
• ADAMS COUNTY PUBLIC WORKS MS4 Westminster, COR090041
• ADAMS COUNTY SCHOOL DIST 14 MS4 Commerce City, COR070043
• ADAMS WRECKING La Junta, COR901414
• ADDENBROOKE PARK/GARRISON ST SEWER IMPROVEMENTS Lakewood, COG073850
• ADF-C RECAPITALIZATION 3 Aurora, COR10F07H
• ADM/LOOMIX Johnstown, COPU00112
• ADOBE BUTTES LANDFILL Eckert, COR900427
• ADVANCE AUTO PARTS JOHNSTOWN Johnstown, COR431449
• ADVANCE TANK AND CONSTRUCTION Wellington, COR900655
• ADVANCED ENERGY INDUSTRIES Fort Collins, COR900695
• ADVANCED MACHINING Longmont, COPIU004G
• ADVANCED MANUFACTURING TECHNOLOGY (AMT) Loveland, COPIU0044
• ADVANCED PCB, A DIVISION OF APCT Aurora, COPIU0063
• ADVANCED PROBING SYSTEMS Louisville, COPIU001V
• ADVANCED PROBING SYSTEMS Boulder, COPU00156
• ADVANCED SURFACE TECHNOLOGIES Arvada, COP900572
• ADVANCED SURFACE TECHNOLOGIES Arvada, COPIU0064
• ADVANCING ECO AGRCULTURE Aurora, COPIU0096
• ADVANTAGE MANUFACTURING Colorado Springs, COPIU004W
• ADVANTAGE MANUFACTURING Colorado Springs, COPIU004X
• ADVENTHEALTH CRYSTAL VALLEY MOB Castle Rock, COR427936
• ADVENTHEALTH LOUISVILLE Louisville, COR429657
• ADVENTHEALTH PARKER FACILITY EXPANSION Parker, COR426179
• ADVENTIST HOSPITAL AURORA HIGHLANDS Aurora, COR426177
• AERO 70 BUILDINGS 1 & 2 Aurora, COR424363
• AERO 70 PHASE 2 Aurora, COR424361
• AERO VALLEY HANGAR Loveland, COR431694
• AEROFNL FKA-HOMESTEAD HANGARS Loveland, COR418565
• AEROPARK APARTMENTS Colorado Springs, COR425644
• AEROPROPELLOR Broomfield, COP900555
• AEROSPACE MANUFACTURING CENTER Westminster, COR900086
• AFCO STEEL Weld County, COR900659
• AFFINITY APARTMENTS Durango, COR423263
• AFTER SUNSET RESORT & HOTEL Colorado Springs, COR428670
• AG MACHINING Englewood, COPIU0021
• AGATE SCHOOL Agate, CO0046841
• AGGREGATE RECYCLING AND WATER SUPPLY RESERVOIRS P109, P110, P112 Longmont, COG501828
• AGGREGATE SOURCE Canon City, COG501773
• AGILENT TECH BOULDER Boulder, COR901298
• AGILENT TECHNOLOGIES Colorado Springs, COP900118
• AGILENT TECHNOLOGIES Boulder, COPIU0002
• AGILENT TECHNOLOGIES INC Statewide, COG607168
• AGILENT TECHNOLOGIES INC Frederick, COR901458
• AGNUS DEI LODE CLAIM El Paso County, COG502113
• AGRI DLD GRAVEL PIT Durango, COG501844
• AIM NATIONALEASE DENVER Denver, COR900148
• AIM NATIONALEASE LOVELAND Loveland, COR900535
• AIMS COMMUNITY COLLEGE - STUDENT HEALTH & WELLNESS CENTER Greeley, COR427262
• AIMS PARKING EXPANSION Windsor, COR424896
• AIMS WORKFORCE INNOVATION CENTER Greeley, COG081200
• AIMS WORKFORCE INNOVATION CENTER Greeley, COR426879
• AIR COMFORT, INC. COG607024
• AIR FORCE ACADEMY WECKER HALL AND YOST PLAZA Co, COR10F0AP
• AIRCRAFT MAINTENANCE FACILITY Denver, CO0048814
• AIRCRAFT SUPPORT FACILITY (HANGAR) Denver, COR900317
• AIRFIELD FUELS Us Air Force Academy, CONOEF010
• AIRFIELD FUELS AND MAINTENANCE Us Air Force Academy, CONOEFA0K
• AIRGAS DENVER ASU Denver, COR900852
• AIRPARK 36 Broomfield, COR430191
• AIRPORT GRAVEL PIT Hoehne, COG501913
• AIRPORT INDUSTRIAL PARK Steamboat Springs, COG081476
• AIRPORT INDUSTRIAL PARK Steamboat Springs, COR428836
• AIRPORT SPECTRUM POND Colorado Springs, COR423523
• AIRTECH MECHANICAL CORP. COG607049
• AIRVAC SERVICES Denver, COP900578
• AKERS YARD DRAINAGE IMPROVEMENTS PROJECT Colorado Springs, COR423739
• AKRON WWTF Akron, COG589061
• AKRON WWTF Akron, COG591061
• ALAMOSA CITY OF Alamosa, COL044458
• ALBERTA PARK DAM Pegosa Springs, COR420435
• ALBION APARTMENTS LLLP Denver, COR425572
• ALBION DAM Nederland, COR430305
• ALDERFER WEST TRAILHEAD Evergreen, COR427228
• ALEXAN BOULDER Boulder, COR417817
• ALEXAN NORTHGLENN Northglenn, COR420755
• ALEXANDER DAWSON SCHOOL Firestone, COG650187
• ALEXANDER DAWSON SCHOOL Lafayette, COL631005
• ALEXANDER DAWSON SCHOOL Boulder, COX631005
• ALEXANDER PIT Telluride, COG501813
• ALKIRE FARM RECHARGE POND Pierce, COR429901
• ALKIRE STREET TRAIL Arvada, COR425066
• ALL AMERICAN PET PROTEINS Greeley, COR901391
• ALL AUTO RECYCLERS Colorado Springs, COR900935
• ALL RECYCLING Englewood, COR900746
• ALL RIGHT PAVING SHARP GRAVEL PIT Hasty, COG502114
• ALL RIGHT PAVING STONEWALL NO 1 PIT Stonewall, COG502115
• ALL RIGHT PAVING TRINIDAD ASPHALT BATCH PLANT Trinidad, COR901241
• ALL RITE PAVING AND REDI MIX INC La Junta, COR900634
• ALL THINGS STORAGE Pueblo, COR431505
• ALLEGIANT MANAGEMENT Winter Park, COL588041
• ALLEN FILTER PLANT Englewood, COG641013
• ALLEN PIT Redvale, COG501951
• ALLIED RECYCLED AGGREGATES Commerce City, COR901350
• ALLIED WASTE FOOTHILLS LANDFILL Golden, COR900963
• ALLIED WASTE TRANSPORTATION COMMERCE CITY Commerce City, COR900112
• ALLIED WASTE TRANSPORTATION GOLDEN Golden, COR901596
• ALLWEATHER WOOD LOVELAND Loveland, COR900616
• ALMA TOWN OF Alma, CO0035769
• ALMA TOWN OF Alma, COG591177
• ALMONT WWTF Gunnison County, COG588012
• ALMONT WWTF Almont, COG590012
• ALORA AT DRY CREEK Centennial, COR430103
• ALPEN HIGH PERFORMANCE PRODUCTS Lousiville, COPIU009N
• ALPHA CATTLE COMPANY, LLC Sterling, COA934011
• ALPINE BUICK GMC - MONUMENT Monument, COR431892
• ALPINE CUSTOM CONCRETE INC Fort Lupton, COR426233
• ALPINE READY MIX LLC Kiowa, COR423759
• ALPINE ROCK FAIRPLAY SITE Fairplay, COG501812
• ALPINE VISTA SUBDIVISION Divide, COR430403
• ALPINE VISTA TOWNHOMES Westminster, COR428418
• ALPINE WASTE AND RECYCLING Denver, COR901327
• ALPINE WASTE RECYCLING AND TRANSFER STATION Denver, COR901415
• ALSCO INC Grand Junction, COPIU002K
• ALSCO, INC. (COOK) Denver, COPIU0097
• ALSCO, INC. (ELM ST) Denver, COPIU0098
• ALSUP ELEMENTARY Commerce City, COR428592
• ALTA #6149 Steamboat Springs, COG317260
• ALTA ADDISON COURT Aurora, COR418382
• ALTA FLATIRONS Superior, COR427060
• ALTA LONGMONT-ROGERS ROAD Longmont, COR430117
• ALTA METRO CENTER Aurora, COR429431
• ALTAGAS BRUSH ENERGY INC Brush, COP900709
• ALTELA, INC./PICEANCE WTF Rifle, CO0047678
• ALTIUM PACKAGING PLANT 1069A DENVER Denver, COR901329
• ALTO CONSTRUCTION Montrose, COR425580
• ALTO CONSTRUCTION Montrose, COR428686
• ALTO CONSTRUCTION Montrose, COR429737
• AMAN ASPEN Aspen, COR431159
• AMAVI THORNTON Thornton, COR429469
• AMAZON DEN2 Aurora, COR901452
• AMAZON DEN3 Thornton, COR901459
• AMAZON DEN5 Aurora, COR901445
• AMAZON RSR - WCO7 Hayden, COR429839
• AMAZON.COM SERVICE LLC - DEN41 Aurora, COR901702
• AMAZON.COM SERVICE LLC BDU5 Commerce City, COR901586
• AMAZON.COM SERVICES COS5 Colorado Springs, COR901582
• AMAZON.COM SERVICES DDE8 Loveland, COR901533
• AMAZON.COM SERVICES DDE9 Denver, COR901572
• AMAZON.COM SERVICES DDV3 Broomfield, COR901584
• AMAZON.COM SERVICES DDV4 Meridian, COR901574
• AMAZON.COM SERVICES DDV5 Aurora, COR901556
• AMAZON.COM SERVICES DEN4 Colorado Springs, COR901569
• AMAZON.COM SERVICES LLC - BJC1 Aurora, COR901734
• AMAZON.COM SERVICES LLC - DEN9 Loveland, COR901639
• AMAZON.COM SERVICES LLC - WC05 Montrose, COR901716
• AMAZON.COM SERVICES LLC - WC08 Grand Junction, COR901690
• AMAZON.COM SERVICES LLC - WC09 Sterling, COR901695
• AMAZON.COM SERVICES LLC -WOL1 Gypsum, COR901705
• AMAZON.COM SERVICES LLC DCS6 Colorado Springs, COR901632
• AMAZON.COM SERVICES LLC DDV2 Thornton, COR901550
• AMAZON.COM SERVICES LLC DEN7 Aurora, COR901547
• AMAZON.COM SERVICES LLC DEN8 Aurora, COR901587
• AMAZON.COM SERVICES LLS - SC02 Englewood, COR901709
• AMAZON.COM SERVICES SCO1 Denver, COR901619
• AMCAP CLAYTON LLC Denver County, COG603199
• AMCOR RIGID PACKAGING Denver, CONOX1012
• AMEN AGGREGATE RESOURCE Johnstown, COG502195
• AMERICAN ACADEMY CHARTER SCHOOL Castle Pines North, COR03E164
• AMERICAN AND IMPORT AUTO RECYCLERS Colorado Springs, COR900720
• AMERICAN CRUSHING & AGGREGATES LLC. Pueblo West, COR428122
• AMERICAN FURNITURE WAREHOUSE Colorado Springs, COR427712
• AMERICAN GYPSUM Gypsum, COR900172
• AMERICAN INN Wheat Ridge, COR429361
• AMERICAN IRON AND METAL LACROSSE AVE PUEBLO Pueblo, COR901178
• AMERICAN MECHANICAL SVC OF DEN COG607002
• AMERICAN ROCKY MOUNTAINEER 36 ST YARD Denver, COR901601
• AMERICAN TIRE RECYCLING LLC Denver, COR901477
• AMERICAN TRUCK WASH Fort Collins, COP900012
• AMERIGAIN CATTLE FEEDERS INC Joes, COR431299
• AMI INDUSTRIES INC. DBA GOODRICH CORPORATION Colorado Springs, COPIU005J
• AMI MECHANICAL SYSTEMS Various, COG607075
• AMICK PIT Meeker, COG501939
• AMIRA LOWRY Denver, COG317250
• AMLI 8TH AND BROADWAY Denver, COR417694
• AMLI LITTLETON VILLAGE II Littleton, COR424325
• AMLI LV SOUTH PARCEL Littleton, COR424329
• AMTRAK FRASER-WINTER PARK ADA STATIONS PROGRAM Fraser, COR430135
• AMTRAK FUELING STATION AT DENVER UNION STN Denver, COR901230
• AMWARE PALLET SERVICES GUN CLUB RD Aurora, COR901593
• AMZ IXD BJC1 Aurora, COR425271
• ANADARKO AREA 1 Adams&;Arapahoe;, COR431285
• ANCHOR DRILLING FLUIDS USA, LLC - BRIGHTON, CO Brighton, COR901495
• ANCHOR DRILLING FLUIDS USA, LLC - PARACHUTE, CO Parachute, COR901494
• ANDERSENS SALES AND SALVAGE 8 ST Greeley, COR900742
• ANDERSENS SALES AND SALVAGE RAIL YARD Greeley, COR900956
• ANDERSON #1 Washington County, COG840021
• ANDERSON DIE CASTING Englewood, COPIU0022
• ANDERSON PALLET AND CRATE Sedalia, COR900590
• ANDERSON PIT Delta, COG500464
• ANGELINE TOLL BROTHERS Littleton, COR423064
• ANGELVIEW Twin Lakes, COR424852
• ANGLEBOARD PLASTIC PACKAGING Denver, COR901400
• ANHEUSER BUSCH FORT COLLINS BREWERY Fort Collins, COR900478
• ANIMAS AIR PARK Durango, COR900208
• ANIMAS GLACIER GRAVEL Durango, COG502072
• ANIMAS RIVER TRAIL SEGMENT C Durango, COG081540
• ANN ALLISON #1 Lindon, COG840016
• ANNUNCIATION HEIGHT CONFERENCE AND RETREAT CENTER Estes Park, COG591141
• ANTELOPE CREEK SUBDIVISION FILING NO. 1 Aurora, COR431485
• ANTELOPE CROSSING FILING 1 Parker, COR430281
• ANTELOPE HILL PIT Austin, COG501893
• ANTHEM COMMUNITY PARK PHASE 3A Broomfield, COR416297
• ANTHEM HIGHLANDS - PULTE HOMES Broomfield, COR03E169
• ANTHEM RANCH - PULTE HOMES Broomfield, COR03E171
• ANTHEM RANCH COMMUNITY ASSOCATION Broomfield, COR423815
• ANTHOLOGY NORTH AKA SUNMARKE FILING 1A, 1B, 1C, 1D Parker, COR407784
• ANTHONY M'S VISIONS IN GOLD Wheat Ridge, COPIU0068
• ANTONITO TOWN OF Antonito, CO0040975
• ANYTHINK NATURE LIBRARY Thorrnton, COR423321
• ANYTHINK NATURE LIBRARY Thorrnton, COR424502
• APACHE MINE Calhan, COG501607
• APERTURE Louisville, COR420195
• APEX WASTE SOLUTIONS Colorado Springs, COR430997
• APISHAPA COAL BED METHANE OPERATIONS Las Animas County, CO0048843
• APISHAPA COAL BED METHANE OPERATIONS Las Animas County, COG900006
• APISHAPA RANCH, LLC Fowler, COA934100
• APPLE GLEN WEST LOTS Grand Junction, COR430663
• APPLE TREE WASTE WATER New Castle, COG588061
• APPLE TREE WASTE WATER New Castle, COG590061
• APPLEGREEN CCNB Commerce City, COR427770
• APPLEGREEN CCSB Commerce City, COR427772
• APPLEGREEN PARKER Parker, COR427774
• APPLIED TECHNOLOGY CAMPUS EXPANSION & REMODEL Sterling, COR422000
• APRES SHORES NEIGHBORHOOD Silverthorne, COR425550
• APRICOT AVENUE IMPROVEMENTS Greeley, COR425428
• APRON REHABILITATION (A40-A46) Denver, COR425917
• APS - HEALTH SCIENCE HIGH SCHOOL Aurora, COR430205
• APS FOUNDRY P8 Aurora, COR429869
• APS FREEZER WAREHOUSE Aurora, COR428774
• AQUA RAMON CLUB WWTF South Fork, COX634020
• ARABESQUE FILING 1 Grand Junction, COR406694
• ARAGON ELASTOMERS Louisville, COPIU001W
• ARAP2512 AND 2513 FEEDER PROJECT (DE) Englewood, COR429571
• ARAPAHO PIT Walden, COG502239
• ARAPAHO ROOSEVELT NATIONAL FOREST AND PAWNEE GRASSLAND Fort Collins, COG8700BE
• ARAPAHOE BASIN SIDEWALK Aurora, COR10F0A4
• ARAPAHOE BASIN SKI AREA Dillon, CO0023876
• ARAPAHOE BASIN SKI AREA Summit County, COG074203
• ARAPAHOE COMMUNITY COLLEGE MS4 Littleton, COR070048
• ARAPAHOE COUNTY MS4 Arapahoe County, COR080010
• ARAPAHOE COUNTY WATER AND WASTEWATER AUTHORITY Centennial, COL040681
• ARAPAHOE HYUNDAI CENTENNIAL Centennial, COR424269
• ARAPAHOE PARK RACETRACK Arapahoe County, COG589073
• ARAPAHOE PARK RACETRACK WWTF Aurora, COG591073
• ARAPAHOE SOUTH-MILITARY FAMILY HOUSING Fort Carson, COR10F0DL
• ARCADIA Unincorporated Arapahoe County, COR420996
• ARCADIA - DHI COMMUNITIES Denver, COR423631
• ARCADIA - PARK AND TRACTS Denver, COR427570
• ARCADIA FILING 1 Denver, COR425185
• ARCADIA POND Arapahoe, COR428196
• ARCADIAN ON BEAVER CREEK Avon, COG081316
• ARCADIAN ON BEAVER CREEK Avon, COR427056
• ARCHULETA COUNTY LANDFILL Pagosa Springs, COR900980
• ARCHULETA COUNTY LANDFILL PHASE 4B Pagosa Springs, COR427742
• ARCOSA ESC BOULDER Boulder, COG501573
• ARDENT MILLS COMMERCE CITY Commerce City, COR428924
• ARDENT MILLS COMMERCE CITY Commerce City, COR900464
• ARDENT MILLS DENVER Denver, COR900465
• ARDENT MILLS, LLC Commerce City, COPIU008X
• ARETE CONDOMINIUM ASSOCIATION (1095 CANYON BLVD) Boulder County, COG603125
• ARGENTA SUBDIVISION FILING 1 Aurora, COR408709
• ARGO MINE Jamestown, COR040298
• ARISTA APARTMENTS Broomfield, COR418646
• ARKANSAS POINT WWTF Pueblo County, COG589008
• ARKANSAS VALLEY CONDUIT Devine, COR419688
• ARKANSAS VALLEY CONDUIT INJECTION SITE PHASE 1 AND BACKFLOW PREVENTER SITE Avondale, COR424636
• ARKANSAS VALLEY FEEDERS, LLC Lamar, COA934041
• ARKANSAS VALLEY FEEDERS, LLC: NORTH YARD Lamar, COA934023
• ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (NORTH) Erie, COG081547
• ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (NORTH) Erie, COR431383
• ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (SOUTH) Erie, COG081562
• ARNESON WATERLINE REPLACEMENT - LEFT HAND WATER DISTRICT (SOUTH) Erie, COR431381
• ARNOLD AVENUE BRIDGE REPLACEMENT Monument, COR425312
• ARNOLD'S PIT NO. 1 Keenesburg, COR423737
• ARRABELLE HOTEL Eagle County, COG603151
• ARRIBA WWTF Lincoln County, COG589055
• ARRIBA WWTF Arriba Division, COG591055
• ARROWHEAD OPEN SPACE Evans, COR426745
• ARROYO SOLAR PROJECT Pueblo, COR427364
• ARRUPE JESUIT HIGH SCHOOL FACILITY Denver, CO0048962
• ARTCC XERISCAPE - 2211 17TH AVENUE, LONGMONT, CO 80501 Longmont, COR10F0DZ
• ARVADA BEER GARDEN Arvada, COR423884
• ARVADA EVIDENCE STORAGE Arvada, COR427612
• ARVADA MS4 Jefferson County, COR090013
• ARVADA NORTH TRUNK SEWER IMPROVEMENT NTL7 Westminster, COR426120
• ARVADA WTP Arvada, COG641106
• ARVADA ZEPHYR TANK Golden, COR423809
• ARY AIRPORT PIT Canon City, COG501791
• ASCENT CLASSICAL ACADEMY NORTH DENVER Thornton, COR430445
• ASCENT SOLAR TECHNOLOGIES INC Thornton, COPIU008K
• ASCENTIA REAL ESTATE HOLDING COMPANY LLC Littleton, COL028908
• ASPEN AIRPORT BUSINESS RD IMPROVEMENT PROJECT Aspen, COG074418
• ASPEN CLUB Aspen, COR423389
• ASPEN CONSOLIDATED SAN DISTRCT Aspen, CO0026387
• ASPEN CONSOLIDATED SANITATION DISTRICT Aspen, COL026387
• ASPEN CREEK FILING NO. 8 Broomfield, COR423896
• ASPEN CREEK FILING NO. 8-BOULDER CREEK Broomfield, COR426025
• ASPEN CREEK PK-8 Broomfield, COR431077
• ASPEN KNOLLS PHASE 1 Lovelond, COR423477
• ASPEN LODGE AT ESTES PARK CORP Estes Park, COL042820
• ASPEN MAINTENANCE FACILITY Aspen, COR900104
• ASPEN MEADOWS FILING 4 – VERTICAL Colorado Springs, COR428638
• ASPEN MEADOWS FILING NO. 1 Colorado Springs, COR412843
• ASPEN MEADOWS FILINGS NO. 2 AND 4 Colorado Springs, COR413052
• ASPEN PARK METROPOLITAN DISTRICT Conifer, CO0000001
• ASPEN PARK METROPOLITAN DISTRICT C/O CLIFTON LARSON ALLEN LLP Greenwood Village, COL631016
• ASPEN PITKIN COUNTY AIRPORT Aspen, COR900732
• ASPEN RANCH Fountain, COR413962
• ASPEN TRAILS SUBDIVISION Grand Junction, COR420921
• ASPEN VALLEY ESTATES NORTH Grand Junction, COR431113
• ASPEN VILLAGE, INC. Garfield County, COG588085
• ASPEN VILLAGE, INC. Garfield County, COG590085
• ASPEN VILLAGE, INC. Aspen, COL022721
• ASPEN/PITKIN COUNTY AIRPORT Aspen, COR431289
• ASPENDALE LITTLETON Littleton, COR424224
• ASPHALT BATCH PLANT Pueblo, COR900355
• ASTER PLACE Parachute, COR427110
• ASTRO ENDYNE CO INC Boulder, COPU00155
• ASTRONAUT KENT ROMINGER AIRPORT Del Norte, COR900254
• AT&T CARR CO Fort Collins, COR431714
• ATEK HEATING & AIR COND. INC. Statewide, COG607052
• ATHLETIC MAINTENANCE Us Air Force Academy, CONOEF007
• ATLANTIC AVIATION Hayden, COR901520
• ATLAS GATEWAY STORAGE Berthoud, COR430065
• ATLAS METAL & IRON Denver, COR900929
• ATLAS METAL AND IRON AURORA Aurora, COR901346
• ATLAS MOLDED PRODUCTS Denver, COR901616
• ATLAS PREPARATORY SCHOOL, INC. Colorado Springs, COR424399
• ATLAS ROOFING Northglenn, COR900156
• ATMEL CORP Colorado Springs, COR900073
• ATWOOD AUTO AND METAL Atwood, COR901245
• ATWOOD COMMONS Longmont, COR431582
• AUBURN HILLS CENTRE Parker, COR417419
• AUGUSTUS ENERGY RESOURCES Wray, COPU00101
• AULT ASPHALT PLANT SITE Ault, COR901720
• AULT FARM Ault, COR419672
• AULT READY MIX LLLP Ault, COR900899
• AULT TOWN OF WWTF Ault, COG591140
• AULT, CO DG #31314 Ault, COR428313
• AURARIA CAMPUS -SAFETY CENTER Denver, COR430239
• AURARIA HIGHER EDUCATION CENTER MS4 Denver, COR070080
• AURARIA HIGHER EDUCATION CNTR Various Locations, COG607022
• AURARIA MSU MIXED USE Denver, COR428319
• AURARIA MSU MIXED USE Denver, COR430971
• AURARIA SCIENCE BUILDING Denver, COG603156
• AURORA - QUINCY INTERTIE Aurora, COR429453
• AURORA 2013 WATERLINE REPLACEMENT PROJECT Aurora, COG074428
• AURORA 2013 WATERLINE REPLACEMENT PROJECT AREA 4 Adams County, COG074438
• AURORA ANIMAL SHELTER Aurora, COR430223
• AURORA ARV, PRV, AND LARGE VALVE REPLACEMENT Aurora, COG317189
• AURORA CROSSROADS OFFSITE SANITARY SEWER Aurora, COR415045
• AURORA DATA CENTER SUBDIVISION FILING NO. 1 DEFERRED ROADWAY Aurora, COR425237
• AURORA DECANT BAY Aurora, COR427750
• AURORA FIRE STATION #9 Aurora, COR426467
• AURORA FIRST ASSEMBLY OF GOD DBA HIGHPOINT CHURCH Aurora, COR429561
• AURORA HIGHLANDS FEEDER RELOCATION (DE) Aurora, COR427412
• AURORA HIGHLANDS FILING 10 HOMEBUILDING Aurora, COR428024
• AURORA HIGHLANDS FILING 27 DEVELOPMENT Aurora, COR428020
• AURORA HIGHLANDS FILING 33 - LD Aurora, COR429079
• AURORA HOUSING AUTHORITY POTOMAC CAMPUS HOUSING Aurora, COR427488
• AURORA MISSING SIDEWALKS PROGRAM Aurora, COR430729
• AURORA MISSING SIDEWALKS PROGRAM 2 Aurora, COR430791
• AURORA MISSING SIDEWALKS PROGRAM 3 Aurora, COR430795
• AURORA MISSING SIDEWALKS PROGRAM 4 Aurora, COR430797
• AURORA MISSING SIDEWALKS PROGRAM 5 Aurora, COR430799
• AURORA MISSING SIDEWALKS PROGRAM 6 Aurora, COR430801
• AURORA MISSING SIDEWALKS PROGRAM 7 Aurora, COR430803
• AURORA MISSING SIDEWALKS PROGRAM 8 Aurora, COR430805
• AURORA NORTH CAMPUS RADIAL COLLECTOR WELL 02 Fort Lupton, COG081458
• AURORA NORTH CAMPUS RADIAL COLLECTOR WELL 02 Fort Lupton, COR430165
• AURORA ORGANIC DAIRY Platteville, COPIU008Q
• AURORA ORGANIC FARMS - DRY COW WEST Eaton, COA934104
• AURORA ORGANIC FARMS - HIGH MEADOW DAIRY Eaton, COA934105
• AURORA ORGANIC FARMS, INC - HIGH PLAINS DAIRY Gill, COA934106
• AURORA ORGANIC FARMS, INC - HIGH RIDGE DAIRY Eaton, COA934108
• AURORA ORGANIC FARMS, INC. - PLATTEVILLE DAIRY SITE Plateville, COA934088
• AURORA PUBLIC SCHOOLS Aurora, COG607146
• AURORA PUBLIC SCHOOLS Aurora, COR428912
• AURORA WATER EVERIST RESERVOIR AERATION IMPROVEMENTS Fort Lupton, Co, COR430169
• AURORA WATER EVERIST RESERVOIR AERATION IMPROVEMENTS - DW Fort Lupton, COG081473
• AURORA-QUINCY INTERTIE- DW Aurora, COG081383
• AURORA, CITY OF COG607095
• AUSTIN BLUFFS PKWY AT UNION BLVD Colorado Springs, COG074463
• AUSTIN BLUFFS TANK AND PUMPSTATION Colorado Springs, COR431481
• AUTO CRUSHERS INC Englewood, COR901422
• AUTOZONE #10016 Frederick, COR428840
• AUTOZONE #1935 Englewood, COR427996
• AUTOZONE #9368 Fountain, COR429136
• AUTOZONE #9392 Greeley, COR426683
• AUTUMN CREEK SELF STORAGE Thornton, COR03G211
• AVAGO TECHNOLOGIES Fort Collins, COPU00133
• AVAGO TECHNOLOGIES Fort Collins, COR901293
• AVALANCHE AUTO PARTS Denver, COR900724
• AVALANCHE RANCH Pitkin County, CO0048823
• AVALANCHE RANCH GEOTHERMAL PROJECT Carbondale, CO0048518
• AVALON PARKER Denver, COR426082
• AVALONBAY GOVERNOR'S PARK Denver, COR413557
• AVANT RESIDENTIAL Centennial, COR419016
• AVANTERRA BLACK FOREST Colorado Springs, COR424092
• AVC BOONE REACH 2 Boone, COR424670
• AVENUE SOUTH - RETAIL BUILDINGS Loveland, COR430555
• AVERE GOLDEN Golden, COR427264
• AVERY CONSTRUCTION PIT Buena Vista, COG501965
• AVILLA MESA VISTA Golden, COR429963
• AVION PARK Denver, COR427736
• AVON DRINKING WATER FACILITY Eagle County, COG641058
• AVON WWTF Avon, COR901387
• AVON WWTP Eagle County, CO0024431
• AVONDALE WATER AND SANITATION DISTRICT Avondale, COL021075
• AVONDALE WWTP Pueblo County, CO0021075
• AXIAL BASIN SOLAR Meeker, COR423116
• AXIS INTERNATIONAL ACADEMY Fort Collins, COR429619
• AYERS PIT Morgan County, COG501762
• B & B MOBILE HOME & RV PARK Weld County, COG588107
• B AND B MHP AND RV PARK Longmont, COG590107
• B F GOODRICH CORP AIRCRAFT WHEELS AND BRAKES Pueblo, COR900088
• B L M BURNT SHALE PIT Garfield County, COG502017
• B L M PIT WEST OF MAYBELL Moffat County, COG502079
• B L M PIT WEST OF OLATHE Montrose County, COG502019
• B M C TRUSS & COMPONENTS Fort Lupton, COR900594
• B N S F 200 DEPOT ST DTL MP 15.5 Golden, COR900135
• B&B BLENDING Northglenn, COPIU001O
• B&B BLENDING City Of Northglenn, COPU00142
• BACA COUNTY FEEDYARD Walsh, COA934044
• BACHMANN GRAVEL PIT Meeker, COG501954
• BACKBONE REROUTE Ignacio, COR10I01D
• BACULITE MESA PIT Pueblo, COG501818
• BADGER CREEK FARMS, INC Fort Morgan, COA934018
• BADGER DAYLIGHTING DISPOSAL FACILITY Ignacio, COR05A002
• BADGER GULCH PARK Lone Tree, COR430339
• BADGER GULCH PEDESTRIAN BRIDGE Lone Tree, COR426970
• BADGER GULCH TRUNK SANITARY SEWER Parker, COR423485
• BADSTEBNER Durango, COR423273
• BAE SYSTEMS SPACE & MISSION SYSTEMS INC Boulder, COPIU0091
• BAE SYSTEMS SPACE & MISSION SYSTEMS, INC. Westminster, COPIU008Z
• BAFB COARNG ENCLAVE EROSION Buckley Afb, COR10F086
• BAFB COARNG ENCLAVE EROSION Buckley Afb, COR10F08M
• BAILEY WSD WWTF Park County, COG588056
• BAILEY WSD WWTF Bailey, COG590056
• BAIR RANCH REST AREA Garfield County, COG588075
• BAIR RANCH REST AREA Glenwood Springs, COG590075
• BAKER HUGHES Wray, COPU00111
• BALARAT OUTDOOR EDUCATION CENTER Boulder County, COX622014
• BALE DITCH PROJECT Salida, COG081258
• BALL AEROSPACE Boulder, COG315242
• BALL AEROSPACE Westminster, COP900120
• BALL AEROSPACE FEEDER Boulder, COG073821
• BALL METAL CORPORATION Golden, COP900573
• BALL TECHNICAL CENTER AND INNOVATION Westminster, COPIU003Y
• BALL TECHNOLOGY Westminster, COP900121
• BALLYNEAL GOLF LTD Holyoke, COL633002
• BALLYNEAL WWTW Yuma County, COE045000
• BANCROFT BNSF 30 RELOCATION Pueblo, COG081537
• BANCROFT BNSF 30 RELOCATION Pueblo, COR431373
• BANCROFT SUBSTATION PHYSICAL SECURITY IMPROVEMENTS Lakewood, COR425058
• BAND IT IDEX INC Denver, COR900654
• BANK OF AMERICA - FLYING HORSE Colorado Springs, COR426731
• BANK OF AMERICA CLEAR CREEK Wheat Ridge, COR430069
• BANK OF AMERICA-NORTH BROOMFIELD Broomfield, COR429160
• BANNER LAKES STATE WILDLIFE AREA Keenesburg, COG081577
• BANNING LEWIS EMPIRE Colorado Springs, COR426106
• BANNING LEWIS RANCH FILING 58-60 Colorado Springs, COR429375
• BANNING LEWIS RANCH FILINGS 40, 41, 42 Colorado Springs, COR409756
• BANNING LEWIS RANCH NORTH STOCKPILE (SOUTH) Colorado Springs, COR411974
• BANNING LEWIS RANCH VILLAGE A - DW Colorado Springs, COG081385
• BANNING LEWIS RANCH VILLAGE A - VERTICAL Colorado Springs, COR427678
• BANNING LEWIS RANCH VILLAGE A FILING 50-VERTICAL Colorado Springs, COR429583
• BANNOCK PLANT Denver, COR900808
• BANYAN HIGH POINT Aurora, COR420877
• BAR X PIPELINE SEGMENT 1B Colorado Springs, COR427016
• BARBER NICHOLS BUILDING #10 Arvada, COR431770
• BARBER-NICHOLS Arvada, COR901575
• BAREFOOT LAKES F7 Firestone, COR427408
• BAREFOOT LAKES FILING 5 & 6 Firestone, COR423597
• BAREFOOT LAKES FILING 6 Firestone, COR420903
• BAREFOOT LAKES FILING 7 Firestone, COR428140
• BAREFOOT LAKES FILING 7-ALH Firestone, COR428305
• BAREFOOT LAKES LLC Longmont, COG081031
• BARN SPRING WTF Routt County, CO0048623
• BARNARD QUARRY Boulder County, COG502047
• BARNES OUTFALL WATER QUALITY POND Colorado Springs, COR424299
• BARNES ROAD & CULVERT IMPROVEMENTS Colorado Springs, COR424628
• BARNHART PIT Pueblo, COG500205
• BARR LAKE DTL MP 524.9 Brighton, COR901000
• BARR LAKE SUBSTATION Brighton, COR429533
• BASALT RECYCLABLES TRANSFER STN Basalt, COR900117
• BASALT SAN DIST WWTF Eagle County, COG074232
• BASALT SANITATION DISTRICT Eagle County, COG588063
• BASALT SANITATION DISTRICT Basalt, COG591198
• BASALT SANITATION DISTRICT Basalt, COL588063
• BASALT SD Basalt, COL074232
• BASALT SPRINGS WTP Eagle County, COG641095
• BASE PRODUCTS Montrose, COG501789
• BASECAMP VENTURES LLC Boulder, COL040819
• BASELINE 160TH AVE Broomfield, COR420063
• BASELINE AT NORTH PARK FILING 2 Broomfield, COR428680
• BASELINE LAKES Unincorporated, COR423295
• BASELINE LAKES-HORIZON VIEW Unincorporated, COR427162
• BASELINE OUTFALL Brighton, COR416141
• BASELINE RD AT DRY CREEK #3 Boulder, COG081548
• BASELINE ROAD MULTIMODAL IMPROVEMENTS Boulder, COR430375
• BASELINE STOCKPILE Broomfield, COR428674
• BASELINE-OAKWOOD Broomfield, COR431768
• BASHER DRIVE EXTENSION Unincorporated, COR430167
• BASS PRO SHOPS - LOVELAND Loveland, COR425889
• BATCH PLANT #7 Denver, COR900801
• BATCH PLANT 12 Aurora, COR900906
• BATES HUNTER MINE Central City, CO0043168
• BATES PIT Prowers County, COG501905
• BATH AUGMENTATION POND Morgan County, COG601032
• BATTLE MOUNTAIN HIGH SCHOOL Edwards, COR425464
• BATTLE MOUNTAIN WATER TREATMENT PLANT San Luis, COR428606
• BATTLEMENT MESA METRO DIST Parachute, COL589086
• BATTLEMENT MESA METRO DIST WTP Garfield County, COG641068
• BATTLEMENT MESA METRO DIST WWTF Parachute, COG589086
• BATTLEMENT MESA METRO DIST WWTF Parachute, COG591086
• BAXTER FARM LANE Erie, COR427892
• BAY STATE MILLING CO Sterling, COR901330
• BAYFIELD - PONDEROSA 115KV TRANSMISSION LINE Pagosa Springs, COR426193
• BAYFIELD TOWN OF La Plata County, CO0048291
• BAYFIELD WWTP Bayfield, COL048291
• BAYOU BONES AND TAN, LLC Pueblo, COPIU0090
• BCT COLORADO Denver, COR901318
• BCT-H COMPLEX (ARMY CORPS OF ENGINEERS) Fort Carson, COR10CU4F
• BEACH CLUB 2 Aurora, COR427052
• BEACON LITE ROAD IMPROVEMENTS Monument, COR428850
• BEAR CREEK LOTS 2A, 6A, 6B Montrose, COR405667
• BEAR EXCAVATING - CLEAR CREEK WEST FORK HWY 40 W - EMPIRE Empire, COR424413
• BEAR PEAK COOPER LLC Denver, PAC170098
• BEAR RANCH LLC Somerset, COL631047
• BEAR RANCH WWTF Somerset, CO0048900
• BEAR RANCH WWTF Gunnison County, COX631047
• BEAR RIVER SAND AND GRAVEL Steamboat Springs, COG502149
• BEARS LAIR Loveland, COR421499
• BEATTY CANYON HELIUM PROCESSING UNIT Kim, COR431441
• BEAV 1312 FEEDER LOG LANE (DE) Fort Morgan, COR427948
• BEAVER CREEK CLAY MINE Penrose, COG501798
• BEAVER CREEK DIVERSION RESTORATION Ridgway, COG081284
• BEAVER CREEK DIVERSION RESTORATION SWMP Ridgeway, COR428150
• BEAVER MEADOWS ROAD, CO FTNP ROMO 11(4) Estes Park, COR10F05R
• BEAVER RANCH IMPROVEMENTS Conifer, COR430751
• BEC SERVICES, INC Various Locations, COG607122
• BECHCO ENTERPRISES LLC Gunnison, COL621004
• BEDROCK LLC Greeley, COR428406
• BEDROCK, CO TO PARADOX, CO Nucla, COR430609

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Figures from EPA’s ICIS-NPDES permit file.