EPA · discharge permits by pollutant and parameter
Flow, in conduit or thru treatment plant
- 40,755Permits carrying a limit
- 5,074With a recorded exceedance
- 56States
EPA identifies this parameter by code 50050. A permit listed here carries a numeric limit on flow, in conduit or thru treatment plant in its discharge; an exceedance is a monitoring result above that limit, as reported to EPA.
By state
- Texas4,277
- Missouri3,721
- Alabama2,597
- Illinois2,319
- Virginia2,259
- Kentucky2,115
- Louisiana1,904
- Indiana1,898
- Colorado1,770
- Ohio1,621
- Mississippi1,507
- Tennessee1,398
- Arkansas1,337
- Georgia1,264
- Pennsylvania1,252
- Michigan846
- New York743
- West Virginia636
- South Carolina578
- Minnesota522
- Nebraska520
- Oklahoma481
- Maryland480
- Florida453
- Massachusetts420
- North Carolina345
- Wisconsin335
- Alaska333
- North Dakota329
- Kansas322
- New Jersey305
- Oregon213
- Maine212
- California207
- Vermont166
- Idaho155
- Arizona151
- Puerto Rico144
- New Hampshire132
- Rhode Island87
- New Mexico66
- Washington61
- Utah50
- Montana37
- Hawaii37
- U.S. Virgin Islands29
- Connecticut28
- Iowa27
- Wyoming14
- Guam13
- Nevada11
- District of Columbia8
- Delaware7
- Northern Mariana Islands4
- South Dakota4
- American Samoa3
By watershed
The subbasins of the national Watershed Boundary Dataset carrying the most permits with a limit on flow, in conduit or thru treatment plant.
- Subbasin 12040104578
- Subbasin 10290109499
- Subbasin 10190003290
- Subbasin 10300102289
- Subbasin 03070103281
- Subbasin 05070202251
- Subbasin 08080103250
- Subbasin 05100205249
- Subbasin 12040102222
- Subbasin 07140101203
- Subbasin 06030002199
- Subbasin 05120201196
- Subbasin 10300200193
- Subbasin 07120004187
- Subbasin 11010001186
- Subbasin 10290110168
- Subbasin 06010205163
- Subbasin 04050001157
- Subbasin 03150106156
- Subbasin 03150201153
- Subbasin 03150202149
- Subbasin 05130101148
- Subbasin 10190005148
- Subbasin 11110207147
- Subbasin 02070010146
- Subbasin 12040204145
- Subbasin 05070203144
- Subbasin 10300101142
- Subbasin 05140101141
- Subbasin 07140102140
- Subbasin 07140106139
- Subbasin 05140102138
- Subbasin 01090001134
- Subbasin 03160111131
- Subbasin 03160112130
- Subbasin 03160204129
- Subbasin 05090203128
- Subbasin 08090302127
- Subbasin 10190002127
- Subbasin 12030102125
- Subbasin 12040101125
- Subbasin 02040203124
- Subbasin 05040001123
- Subbasin 05060001120
- Subbasin 12030103119
- Subbasin 03150104118
- Subbasin 07140103117
- Subbasin 08090301115
- Subbasin 07120001113
- Subbasin 07090005112
- Subbasin 08080206112
- Subbasin 05030101109
- Subbasin 12070104109
- Subbasin 08070202108
- Subbasin 05100101107
- Subbasin 06010206107
- Subbasin 11070207106
- Subbasin 10190007104
- Subbasin 07140104103
- Subbasin 02070005102
- Subbasin 02030202101
- Subbasin 07130001100
- Subbasin 0316010999
- Subbasin 0602000198
- Subbasin 0711000898
- Subbasin 0206000397
- Subbasin 0512010195
- Subbasin 0514020194
- Subbasin 1203010694
- Subbasin 0313000292
- Subbasin 0603000192
- Subbasin 0603000592
- Subbasin 0507020191
- Subbasin 0807020491
- Subbasin 0809020191
- Subbasin 1101000291
- Subbasin 0508000190
- Subbasin 0509020189
- Subbasin 1029010889
- Subbasin 0203010388
- Subbasin 0208020888
- Subbasin 0802020486
- Subbasin 0804020386
- Subbasin 0207000485
- Subbasin 0208020685
- Subbasin 0316020585
- Subbasin 0711000485
- Subbasin 0805000185
- Subbasin 1030010484
- Subbasin 1211020884
- Subbasin 0512010882
- Subbasin 0512020482
- Subbasin 1401000582
- Subbasin 0109000481
- Subbasin 0404000181
- Subbasin 0207000680
- Subbasin 0601010279
- Subbasin 1204020579
- Subbasin 0207001178
- Subbasin 0301010177
- Subbasin 0511000277
- Subbasin 0512011177
- Subbasin 0502000576
- Subbasin 0512020276
- Subbasin 0712000376
- Subbasin 1028010175
- Subbasin 0305010574
- Subbasin 0306010474
- Subbasin 0714010574
- Subbasin 1201000274
- Subbasin 1209030174
- Subbasin 0307010273
- Subbasin 0317000973
- Subbasin 0711000973
- Subbasin 0205030672
- Subbasin 0503010672
- Subbasin 0508000272
- Subbasin 0514020272
- Subbasin 0601020172
- Subbasin 0802020372
- Subbasin 0203010171
- Subbasin 0315010771
- Subbasin 1405000171
- Subbasin 1101000370
- Subbasin 0308010369
- Subbasin 0509020269
- Subbasin 0714020469
- Subbasin 0208010368
- Subbasin 0208010668
- Subbasin 0809010068
- Subbasin 1102000368
- Subbasin 0205030167
- Subbasin 0207000867
- Subbasin 0409000567
- Subbasin 0410001167
- Subbasin 0512010667
- Subbasin 0512020867
- Subbasin 0602000267
- Subbasin 1204010367
- Subbasin 1206020267
- Subbasin 0208010466
- Subbasin 0807010066
- Subbasin 0505000265
- Subbasin 1203010565
- Subbasin 0204020264
- Subbasin 0314020164
- Subbasin 0316011364
- Subbasin 0514010464
- Subbasin 0713000364
- Subbasin 1204020164
- Subbasin 0318000263
- Subbasin 0511000163
- Subbasin 0808010263
- Subbasin 1019000463
- Subbasin 0503020162
- Subbasin 1029011162
- Subbasin 1203020262
- Subbasin 0208020361
- Subbasin 0502000661
- Subbasin 0510020161
- Subbasin 0604000661
- Subbasin 0205010660
- Subbasin 0601010460
- Subbasin 0712000660
- Subbasin 0806020259
- Subbasin 1207020559
- Subbasin 1401000459
- Subbasin 0410000758
- Subbasin 0713000958
- Subbasin 0803020758
- Subbasin 1019000658
- Subbasin 0205010757
- Subbasin 0414020157
- Subbasin 0505000157
- Subbasin 0506000257
- Subbasin 0604000557
- Subbasin 0509010356
- Subbasin 0712000556
- Subbasin 0714010756
- Subbasin 0801020356
- Subbasin 0807030056
- Subbasin 0206000655
- Subbasin 0306020455
- Subbasin 0315011055
- Subbasin 0318000455
- Subbasin 0510010255
- Subbasin 0512010955
- Subbasin 1206020155
- Subbasin 0309020654
- Subbasin 0313000354
- Subbasin 0501000754
- Subbasin 0503010354
- Subbasin 0512011454
- Subbasin 0512020354
- Subbasin 0514020654
- Subbasin 1201000154
- Subbasin 1204020354
- Subbasin 0411000253
- Subbasin 0503020253
- Subbasin 0513020653
- Subbasin 0601020753
- Subbasin 0709000653
- Subbasin 0107000652
- Subbasin 0317000552
- Subbasin 0513010852
- Subbasin 0803020452
- Subbasin 0807020152
- Subbasin 0305010951
- Subbasin 0405000451
- Subbasin 0802020251
- Subbasin 0804010251
- Subbasin 0807020351
- Subbasin 1102000151
- Subbasin 0204010550
- Subbasin 0405000350
- Subbasin 0513010350
- Subbasin 0801010050
- Subbasin 0804010150
- Subbasin 0804020150
- Subbasin 1029010650
- Subbasin 0304010149
- Subbasin 0513020549
- Subbasin 0713000649
- Subbasin 1024001149
- Subbasin 1401000149
- Subbasin 0411000348
- Subbasin 0512011248
- Subbasin 0712000748
- Subbasin 0204020147
- Subbasin 0317000447
- Subbasin 0410001047
- Subbasin 0714020247
- Subbasin 1030010347
- Subbasin 1102000247
- Subbasin 1207010147
- Subbasin 2101000547
- Subbasin 0203010546
- Subbasin 0508000346
- Subbasin 0513020246
- Subbasin 1011010146
- Subbasin 1111020346
- Subbasin 1202000346
- Subbasin 0202000645
- Subbasin 0306010145
- Subbasin 0316010645
- Subbasin 0410000345
- Subbasin 0504000245
- Subbasin 0505000945
- Subbasin 0514010345
- Subbasin 0808020145
- Subbasin 1029020345
- Subbasin 0106000344
- Subbasin 0203010444
- Subbasin 0207000944
- Subbasin 0208020444
- Subbasin 0807020544
- Subbasin 1210020244
- Subbasin 0108020143
- Subbasin 0405000643
- Subbasin 0511000543
- Subbasin 0513020143
- Subbasin 0713000543
- Subbasin 0713001143
- Subbasin 1203010943
- Subbasin 1210020343
- Subbasin 1401000343
- Subbasin 0205030542
- Subbasin 0207000242
- Subbasin 0208020142
- Subbasin 0208020742
- Subbasin 0301020142
- Subbasin 0305020142
- Subbasin 0306020142
- Subbasin 0604000142
- Subbasin 0712000242
- Subbasin 1020020342
- Subbasin 1101000742
- Subbasin 0313000641
- Subbasin 0316010141
- Subbasin 0512010341
- Subbasin 0708010441
- Subbasin 0713000241
- Subbasin 1114010941
- Subbasin 1203010141
- Subbasin 0513020340
- Subbasin 1024001240
- Subbasin 1029020140
- Subbasin 1114010140
- Subbasin 1114020340
- Subbasin 1201000540
- Subbasin 1203010440
- Subbasin 0205020139
- Subbasin 0313000439
- Subbasin 0315010939
- Subbasin 0601010139
- Subbasin 0804010339
- Subbasin 0806010039
- Subbasin 0809020339
- Subbasin 0316020338
- Subbasin 0411000138
Other pollutants
- Nitrogen, total Kjeldahl 398
- Ultraviolet light intensity 119
- Flash point, deg C [40 CFR 403/261.21] 3
- Hatchery flow 10
- Diesel range organics diesel, total, wtr 48
- Priority Pollutants 222
- Duration 429
- Application rate area sprayed 350
- Flow, maximum during 24 hr period 315
- Flow, wastewater by-passing trtmnt plant 21
- Pressure in annulus of waste inject well 6
- Chlorine rate 5
- Chlorine, total residual 18,981
- Chlorine, free available 264
- Chlorination 12
- Chlorine dioxide 9
- Chlorite 4
- BOD, percent removal [total] 63
- Mercury, total low level 490
- Hydrocarbon, aqueous 45
Permits
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| TRIDENT SEAFOODS AKUTAN SHORE PLANT | AK0037303 | AKUTAN | AK | Major | ||
| BUCHANAN NO. 1 MINE | VAM080047 | KEEN MOUNTAIN | VA | Major | Garden Creek | |
| SCPSA (SANTEE COOPER)/CROSS GENERATING STATION | SC0037401 | PINEVILLE | SC | Major | Lake Moultrie | |
| HILTON HEAD NO 1 PSD WWTP | SC0046191 | HILTON HEAD, SC 29925 | SC | Publicly owned treatment works | Major | Broad River-Port Royal Sound |
| WI ELECTRIC POWER CO OAK CREEK | WI0000914 | OAK CREEK | WI | Major | L MICHIGAN | |
| JEWETT LIGNITE SURFACE MINE | TX0086541 | JEWETT | TX | Major | LAMB CK;UNNAMED TIRB;MINE CK;RED HOLLOW CK | |
| ALTIVIA SERVICES, LLC | WV0000086 | INSTITUTE | WV | Major | KANAWHA RIVER | |
| US DEPARTMENT OF ENERGY - OAK RIDGE Y-12 NATIONAL SECURITY COMPLEX | TN0002968 | OAK RIDGE | TN | Industrial stormwater | Major | USDOE OAK RIDGE |
| DOMINION ENERGY SOUTH CAROLINA, INC./WATEREE STATION | SC0002038 | EASTOVER | SC | Major | Wateree River | |
| DTE RIVER ROUGE PLT | MI0001724 | RIVER ROUGE | MI | Major | Huntington Creek-Frontal Lake Erie | |
| PUERTO RICO ELECTRIC PWR AUTH | PR0000698 | SAN JUAN | PR | Major | BAHIA SAN JUAN | |
| AGINGAN STP | MP0020028 | SAIPAN | MP | Publicly owned treatment works | Major | PACIFIC OCEAN |
| POINT LOMA WWTP | CA0107409 | SAN DIEGO | CA | Publicly owned treatment works | Major | PACIFIC OCEAN |
| PUERTO RICO ELECTRIC PWR AUTH | PR0001660 | SALINAS | PR | Major | BAHIA JOBOS | |
| BUCKEYE TEXAS PROCESSING | TX0134694 | CORPUS CHRISTI | TX | Major | CORPUS CHRISTI INNER HARBOR | |
| SADOG TASI WWTP | MP0020010 | SAIPAN | MP | Publicly owned treatment works | Major | TANAPAG HARBOR PUERTO RICO INDUSTRI |
| CLEVELAND-CLIFFS STEEL CORPORATION-DEARBORN WORKS | MI0043524 | DEARBORN | MI | Major | Woodmere Cemetery-River Rouge | |
| SAGINAW WWTP | MI0025577 | SAGINAW | MI | Publicly owned treatment works | Major | Saginaw River |
| DTE-ST CLAIR PLANT | MI0001686 | EAST CHINA, | MI | Major | St Clair River | |
| ARROYO AQUACULTURE WWTF | TX0103811 | CAMERON COUNTY | TX | Major | Laguna Atascosa | |
| ANMOORE FACILITY | WV0004707 | ANMOORE, WV | WV | Major | ANMOORE RUN/ UNNAMED TRIBUTARY | |
| SCPSA (SANTEE COOPER)/WINYAH GENERATING STATION | SC0022471 | GEORGETOWN | SC | Major | Pennyroyal Creek | |
| ANGUILLA WASTEWATER TREATMENT FACILITY | VI0020036 | ST.CROIX | VI | Publicly owned treatment works | Major | CARIBBEAN SEA |
| IP SPRINGFIELD PAPER MILL | OR0000515 | SPRINGFIELD | OR | Major | MCKENZIE RIVER | |
| NAVAL SUPPORT FACILITY, INDIAN HEAD | MD0003158 | INDIAN HEAD | MD | Major | POTOMAC_RIVER - MATTAWOMAN CREEK | |
| ND PAPER INC- RUMFORD DIVISION | ME0002054 | RUMFORD | ME | Major | Androscoggin River | |
| NEWPAGE CORPORATION - WATER QUALITY CENTER | WI0037991 | WISCONSIN RAPIDS | WI | Major | WISCONSIN R AND | |
| JOINT VENTURE WWTF | AZ0021415 | PARKER | AZ | Publicly owned treatment works | Major | COLORADO RIVER |
| XCEL - RIVERSIDE GENERATING PLANT | MN0000892 | MINNEAPOLIS | MN | Major | Saint Anthony Falls-Mississippi River | |
| DYNO NOBEL - CARTHAGE | MO0002402 | CARTHAGE | MO | Industrial stormwater | Major | Tributary to Center Cr. |
| SOUTH BAY WRP | CA0109045 | SAN DIEGO | CA | Publicly owned treatment works | Major | Pacific Ocean |
| CITY OF LA JOYA WWTP | TX0127337 | LA JOYA | TX | Publicly owned treatment works | Major | Rio Grande Below Falcon Reservoir |
| CLARKSBURG SANITARY BOARD | WV0023302 | CLARKSBURG | WV | Publicly owned treatment works | Major | WEST FORK RIVER |
| PRASA CAROLINA WWTP | PR0023752 | SAN JUAN | PR | Publicly owned treatment works | Major | ATLANTIC OCEAN |
| SUMMERVILLE, CITY OF (SUMMERVILLE WPCP) | GA0025704 | SUMMERVILLE | GA | Publicly owned treatment works | Major | Upper Euharlee Creek |
| WASHINGTON WORKS | WV0001279 | WASHINGTON | WV | Major | OHIO RIVER | |
| APPLIED PARTNERS, INC. | WV0000779 | MILLWOOD | WV | Major | OHIO RIVER | |
| ALMATIS BURNSIDE LLC | LA0005606 | BURNSIDE | LA | Major | SEG 070301 MISSISSIPPI RIVER | |
| RESURRECTION MINING, LLC | NM0028169 | SARQUEZ | NM | Major | UNNAMED ARROYO/CANON DE PIOJO | |
| BOONDOCKS COUNTRY WWTF | MO0125989 | MOUNT VERNON | MO | Minor | Williams Cr. |
What this page shows
This page covers Clean Water Act discharge permits in the EPA NPDES register with limits on the pollutant parameter Flow, in conduit or thru treatment plant. It lists 40,755 permits with a limit on this parameter and 33,114 permits with a recorded violation of this parameter.