EPA · discharge permits by pollutant and parameter
Chemical Oxygen Demand [COD]
- 4,700Permits carrying a limit
- 80With a recorded exceedance
- 37States
EPA identifies this parameter by code 81017. A permit listed here carries a numeric limit on chemical oxygen demand [cod] in its discharge; an exceedance is a monitoring result above that limit, as reported to EPA.
By state
- Alabama943
- Georgia699
- Indiana473
- Florida468
- West Virginia342
- Kentucky329
- New York291
- Texas233
- Connecticut218
- Colorado92
- Massachusetts73
- Montana63
- Tennessee59
- Mississippi47
- New Jersey36
- North Dakota34
- Louisiana28
- Maryland28
- Wyoming26
- Nebraska25
- Idaho24
- Rhode Island23
- New Mexico22
- Puerto Rico18
- New Hampshire17
- Illinois15
- Hawaii14
- California13
- Arizona8
- Minnesota7
- South Dakota5
- District of Columbia5
- Washington5
- Oregon4
- Utah3
- Maine3
- Wisconsin3
By watershed
The subbasins of the national Watershed Boundary Dataset carrying the most permits with a limit on chemical oxygen demand [cod].
- Subbasin 03070103236
- Subbasin 03150104107
- Subbasin 06030002103
- Subbasin 03090206101
- Subbasin 0316020482
- Subbasin 0315010672
- Subbasin 0512020171
- Subbasin 0108020564
- Subbasin 0306020452
- Subbasin 0315020150
- Subbasin 0603000548
- Subbasin 0316011146
- Subbasin 0313000245
- Subbasin 0308010345
- Subbasin 0316020545
- Subbasin 0510020545
- Subbasin 0310020643
- Subbasin 0110000538
- Subbasin 1204010438
- Subbasin 0316010938
- Subbasin 0603000136
- Subbasin 0203010136
- Subbasin 0110000436
- Subbasin 0309010135
- Subbasin 0505000835
- Subbasin 0514010235
- Subbasin 0307020132
- Subbasin 0514020232
- Subbasin 0514010131
- Subbasin 0602000131
- Subbasin 0109000431
- Subbasin 0502000230
- Subbasin 0306010429
- Subbasin 0512010128
- Subbasin 0405000128
- Subbasin 1019000328
- Subbasin 0307010227
- Subbasin 0316011226
- Subbasin 0404000126
- Subbasin 0316011326
- Subbasin 0317000924
- Subbasin 0307010624
- Subbasin 0415030324
- Subbasin 0306020123
- Subbasin 0308010123
- Subbasin 0315011022
- Subbasin 0509020322
- Subbasin 0309020422
- Subbasin 1203010522
- Subbasin 0502000122
- Subbasin 0315020221
- Subbasin 0514020121
- Subbasin 0207000420
- Subbasin 0313000620
- Subbasin 0203020220
- Subbasin 0502000319
- Subbasin 0414020119
- Subbasin 0412010419
- Subbasin 0314020119
- Subbasin 0202000619
- Subbasin 0512010819
- Subbasin 0110000618
- Subbasin 0311020218
- Subbasin 0313000317
- Subbasin 0511000117
- Subbasin 0308020217
- Subbasin 0314020217
- Subbasin 0310010117
- Subbasin 0310020117
- Subbasin 0510010116
- Subbasin 0203010216
- Subbasin 0315010716
- Subbasin 0503020216
- Subbasin 0505000616
- Subbasin 0203010316
- Subbasin 0512020416
- Subbasin 0503010616
- Subbasin 0316020316
- Subbasin 0513010316
- Subbasin 0110000115
- Subbasin 0309020515
- Subbasin 0410000415
- Subbasin 0505000915
- Subbasin 0310020714
- Subbasin 0108020714
- Subbasin 0512011114
- Subbasin 0110000314
- Subbasin 0510010214
- Subbasin 0505000514
- Subbasin 0712000114
- Subbasin 0410000313
- Subbasin 0503010113
- Subbasin 0109000113
- Subbasin 0511000213
- Subbasin 0512020713
- Subbasin 0503020312
- Subbasin 0507010112
- Subbasin 0314010612
- Subbasin 0512010612
- Subbasin 0413000312
- Subbasin 0505000412
- Subbasin 2006000012
- Subbasin 0512020811
- Subbasin 0314030411
- Subbasin 0314030310
- Subbasin 0207001010
- Subbasin 0513010110
- Subbasin 0512020210
- Subbasin 0310020510
- Subbasin 0107000610
- Subbasin 0313000410
- Subbasin 1302020310
- Subbasin 0312000210
- Subbasin 0315010910
- Subbasin 0503020110
- Subbasin 0512010710
- Subbasin 031601109
- Subbasin 041201039
- Subbasin 051401039
- Subbasin 031602019
- Subbasin 050702019
- Subbasin 031401059
- Subbasin 060200029
- Subbasin 050800039
- Subbasin 110200039
- Subbasin 080102019
- Subbasin 120301039
- Subbasin 051002049
- Subbasin 121102089
- Subbasin 020301049
- Subbasin 050500079
- Subbasin 020700029
- Subbasin 031700089
- Subbasin 020200078
- Subbasin 030701058
- Subbasin 020501038
- Subbasin 051302068
- Subbasin 210100058
- Subbasin 051202038
- Subbasin 051401048
- Subbasin 100301018
- Subbasin 050702048
- Subbasin 051201048
- Subbasin 051201038
- Subbasin 031102068
- Subbasin 010900028
- Subbasin 120402048
- Subbasin 020700018
- Subbasin 120100027
- Subbasin 030802017
- Subbasin 041402027
- Subbasin 020200047
- Subbasin 050500037
- Subbasin 090201047
- Subbasin 041000057
- Subbasin 031403017
- Subbasin 170501147
- Subbasin 031401037
- Subbasin 101900077
- Subbasin 051202067
- Subbasin 011000027
- Subbasin 041501017
- Subbasin 050500027
- Subbasin 170102017
- Subbasin 010900037
- Subbasin 031601057
- Subbasin 060400067
- Subbasin 020200087
- Subbasin 100700047
- Subbasin 020501056
- Subbasin 110200026
- Subbasin 101800066
- Subbasin 121003016
- Subbasin 051302056
- Subbasin 031002046
- Subbasin 020501016
- Subbasin 050901016
- Subbasin 051002016
- Subbasin 050702036
- Subbasin 051100066
- Subbasin 051302026
- Subbasin 101900026
- Subbasin 050200046
- Subbasin 051100056
- Subbasin 120301026
- Subbasin 051202096
- Subbasin 060300066
- Subbasin 051100036
- Subbasin 031002086
- Subbasin 071200036
- Subbasin 031403056
- Subbasin 100901016
- Subbasin 120301066
- Subbasin 210100045
- Subbasin 030802035
- Subbasin 020600065
- Subbasin 170102085
- Subbasin 031401075
- Subbasin 031200015
- Subbasin 120200015
- Subbasin 210100025
- Subbasin 031601035
- Subbasin 030601015
- Subbasin 031601065
- Subbasin 020301055
- Subbasin 120602025
- Subbasin 140100055
- Subbasin 170102045
- Subbasin 120200055
- Subbasin 030801025
- Subbasin 010700045
- Subbasin 051201105
- Subbasin 020600035
- Subbasin 020402025
- Subbasin 031401025
- Subbasin 041201014
- Subbasin 031200034
- Subbasin 031401044
- Subbasin 010600034
- Subbasin 051002034
- Subbasin 102300064
- Subbasin 080903014
- Subbasin 060300044
- Subbasin 031300124
- Subbasin 101101014
- Subbasin 041504044
- Subbasin 031502044
- Subbasin 041503024
- Subbasin 030601074
- Subbasin 051301024
- Subbasin 051100044
- Subbasin 120402014
- Subbasin 121003024
- Subbasin 020402064
- Subbasin 121002024
- Subbasin 101900044
- Subbasin 060101084
- Subbasin 031501054
- Subbasin 010801064
- Subbasin 100200084
- Subbasin 031502034
- Subbasin 051201134
- Subbasin 010900054
- Subbasin 120903014
- Subbasin 031401014
- Subbasin 041504084
- Subbasin 050701024
- Subbasin 080102083
- Subbasin 080702033
- Subbasin 101900063
- Subbasin 031101023
- Subbasin 050901043
- Subbasin 120100013
- Subbasin 020200053
- Subbasin 050901033
- Subbasin 140200063
- Subbasin 051402063
- Subbasin 020200033
- Subbasin 051201053
- Subbasin 041300013
- Subbasin 120702053
- Subbasin 040302043
- Subbasin 171100023
- Subbasin 120100053
- Subbasin 080102023
- Subbasin 071200043
- Subbasin 010700053
- Subbasin 101900053
- Subbasin 031601073
- Subbasin 100301023
- Subbasin 020401043
- Subbasin 121002033
- Subbasin 051301083
- Subbasin 111403063
- Subbasin 010802013
- Subbasin 121102023
- Subbasin 111403023
- Subbasin 080702043
- Subbasin 060300033
- Subbasin 130401003
- Subbasin 051201023
- Subbasin 080801033
- Subbasin 080102113
- Subbasin 101800103
- Subbasin 050902013
- Subbasin 120200023
- Subbasin 060102013
- Subbasin 050100023
- Subbasin 120701013
- Subbasin 080102103
- Subbasin 020801103
- Subbasin 101301013
Permits
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| BRADFORD PRINTING AND FINISHING, LLC | RI0000043 | BRADFORD | RI | Major | PAWCATUCK WOOD | |
| ALTIVIA SERVICES, LLC | WV0000086 | INSTITUTE | WV | Major | KANAWHA RIVER | |
| US OIL & REFINING TACOMA | WA0001783 | TACOMA | WA | Major | Hylebos Creek-Frontal Commencement Bay | |
| GUILFORD-SANGERVILLE SD WWTF | ME0102032 | GUILFORD | ME | Publicly owned treatment works | Major | Piscataquis River |
| CLARKSBURG SANITARY BOARD | WV0023302 | CLARKSBURG | WV | Publicly owned treatment works | Major | WEST FORK RIVER |
| WASHINGTON WORKS | WV0001279 | WASHINGTON | WV | Major | OHIO RIVER | |
| FLINT HILLS RESOURCES PINE BEND LLC | MN0000418 | ROSEMOUNT | MN | Major | Spring Lake-Mississippi River | |
| OH/ INW/ BH/ NE 001-004 | WV0082759 | MARTINSBURG | WV | Publicly owned treatment works | Major | Opequon Creek |
| SWEETWATER URANIUM PROJECT | WY0026689 | UNKNOWN | WY | Major | Battle Spring Draw | |
| SAINT PAUL PARK REFINING CO LLC | MN0000256 | SAINT PAUL PARK | MN | Major | MISS R | |
| PEARL HARBOR NAVAL SHIPYARD & INTERMEDIATE MAINTENANCE FACILITY DRYDOCKS 1-4 | HI0110230 | HONOLULU | HI | Major | PEARL HARBOR | |
| SYLACAUGA OPERATIONS | AL0003662 | TALLADEGA COUNTY | AL | Major | UT TO DARBY BR CEDAR CREEK | |
| COUNTRYMARK REFINING & LOGISTICS LLC | IN0002470 | MOUNT VERNON | IN | Major | OHIO R VIA MUD CREEK | |
| NAVAL SUPPORT FACILITY, INDIAN HEAD | MD0003158 | INDIAN HEAD | MD | Major | POTOMAC_RIVER - MATTAWOMAN CREEK | |
| KENYON INDUSTRIES, INC | RI0000191 | KENYON | RI | Major | PAWCATUCK RIVER | |
| CITY OF FAIRMONT | WV0023353 | FAIRMONT | WV | Publicly owned treatment works | Major | MONONGAHELA RIVER |
| EL SEGUNDO REFINERY | CA0000337 | EL SEGUNDO | CA | Major | Pacific Ocean | |
| MARTINEZ REFINING COMPANY LLC | CA0005789 | MARTINEZ | CA | Industrial stormwater | Major | Carquinez Strait, Peyton Slough, Peyton Creek |
| PMC ORGANOMETALLIX INC | KY0001431 | CARROLLTON | KY | Major | OHIO RIVER | |
| WOODLAND PULP LLC | ME0001872 | BAILEYVILLE | ME | Major | St Croix River | |
| CITY OF BECKLEY | WV0023183 | BECKLEY | WV | Publicly owned treatment works | Major | PINEY CREEK |
| WHITE SULPHUR SPINGS WWTP | WV0084000 | WHITE SULPHUR SPRINGS, WV 24986 | WV | Publicly owned treatment works | Major | Howard Creek of Greenbrier River |
| MOBILE MANUFACTURING CENTER | AL0001597 | AXIS | AL | Publicly owned treatment works | Major | MOBILE RIVER |
| ATLANTA, CITY OF (R.M. CLAYTON, UTOY CREEK & SOUTH RIVER WRCS) | GA0039012 | ATLANTA | GA | Publicly owned treatment works | Major | Little Suwanee Creek-Yellow River |
| WILLITS WWTF | CA0023060 | WILLITS | CA | Publicly owned treatment works | Major | EEL R/BAECHTEL CR, Outlet Creek |
| FOLLANSBEE CITY OF | WV0020273 | FOLLANSBEE | WV | Publicly owned treatment works | Major | OHIO RIVER |
| APPLIED PARTNERS, INC. | WV0000779 | MILLWOOD | WV | Major | OHIO RIVER | |
| PHILLIPS SANTA MARIA REFINERY | CA0000051 | SANTA MARIA | CA | Major | PACIFIC OCEAN | |
| BIG EAGLE MINE | WY0025950 | UNKNOWN | WY | Major | Middle Crooks Creek | |
| JAYCO, LLC | ME0001937 | JAY | ME | Major | Androscoggin River | |
| BONNER PROPERTY DEVELOPMENT | MT0000205 | BONNER | MT | Major | BLACKFOOT RIVER | |
| CITY OF MOUNDSVILLE | WV0023264 | MOUNDSVILLE | WV | Publicly owned treatment works | Major | OHIO RIVER |
| CYTEC INDUSTRIES, INC. | WV0000787 | WILLOW ISLAND | WV | Major | Ohio River | |
| ROBINS AIR FORCE BASE | GA0002852 | WARNER ROBINS | GA | Major | Cole Creek-Tobesofkee Creek | |
| BRIDGEPORT WASTEWATER TREATMENT PLANT | WV0025461 | BRIDGEPORT | WV | Publicly owned treatment works | Major | Simpson Creek / West Fork River / Monongahela Rive |
| INNOVATIVE WATER CARE LLC | WV0073679 | SOUTH CHARLESTON | WV | Major | KANAWHA RIVER/Ohio River | |
| MPM SILICONES, LLC | WV0000094 | FRIENDLY | WV | Major | Ohio River, Sugar Camp Run of Ohio River | |
| ELSINORE VALLEY RWRF | CA8000027 | LAKE ELSINORE | CA | Publicly owned treatment works | Major | LAKE ELSINORE |
| CHEMOURS BELLE PLANT | WV0002399 | BELLE | WV | Major | KANAWHA RIVER | |
| SUMMERSVILLE, CITY OF | WV0020630 | SUMMERSVILLE | WV | Publicly owned treatment works | Major | Muddlety Ck/Summersville Lake |