EPA · discharge permits by pollutant and parameter
pH
- 58,899Permits carrying a limit
- 18,157With a recorded exceedance
- 56States
EPA identifies this parameter by code 00400. A permit listed here carries a numeric limit on ph in its discharge; an exceedance is a monitoring result above that limit, as reported to EPA.
By state
- Washington5,875
- Texas4,848
- Missouri4,113
- Alabama3,902
- Ohio2,632
- Virginia2,420
- Pennsylvania2,271
- Illinois2,255
- Indiana2,239
- Kentucky2,076
- Georgia1,970
- Louisiana1,914
- Colorado1,847
- West Virginia1,830
- Mississippi1,567
- New York1,493
- Tennessee1,406
- Arkansas1,340
- Iowa1,164
- Michigan776
- North Dakota756
- Kansas699
- Wyoming698
- Connecticut680
- Florida654
- South Carolina585
- Nebraska536
- Minnesota525
- Massachusetts502
- Maryland498
- Oklahoma480
- Alaska390
- Oregon358
- Montana350
- South Dakota343
- North Carolina342
- New Jersey340
- Utah305
- Arizona273
- Wisconsin269
- Maine213
- California207
- Puerto Rico179
- Idaho168
- New Hampshire152
- Vermont144
- New Mexico109
- Rhode Island68
- Hawaii49
- U.S. Virgin Islands29
- Nevada17
- Guam13
- District of Columbia12
- Delaware8
- Northern Mariana Islands4
- American Samoa3
By watershed
The subbasins of the national Watershed Boundary Dataset carrying the most permits with a limit on ph.
- Subbasin 17110019975
- Subbasin 17110012849
- Subbasin 12040104628
- Subbasin 03070103518
- Subbasin 10290109506
- Subbasin 17110013499
- Subbasin 17090012470
- Subbasin 06030002337
- Subbasin 10300102317
- Subbasin 05070201312
- Subbasin 17110014311
- Subbasin 10190003296
- Subbasin 03150106259
- Subbasin 05120201257
- Subbasin 05070202253
- Subbasin 08080103252
- Subbasin 05100205245
- Subbasin 17110011242
- Subbasin 03150201235
- Subbasin 03160111226
- Subbasin 12040102226
- Subbasin 03150104225
- Subbasin 05050009222
- Subbasin 07140101222
- Subbasin 17110004221
- Subbasin 10300200217
- Subbasin 05040001211
- Subbasin 02030202206
- Subbasin 05070101205
- Subbasin 05030101197
- Subbasin 02050306195
- Subbasin 03150202195
- Subbasin 03160204194
- Subbasin 11010001190
- Subbasin 02040203185
- Subbasin 07120004180
- Subbasin 03160112179
- Subbasin 04050001175
- Subbasin 06010205173
- Subbasin 10300101172
- Subbasin 10290110172
- Subbasin 12040204167
- Subbasin 05060001167
- Subbasin 01090001163
- Subbasin 02070010161
- Subbasin 03160109160
- Subbasin 05140101154
- Subbasin 06030005154
- Subbasin 17100103153
- Subbasin 07140102152
- Subbasin 06030001151
- Subbasin 10190005148
- Subbasin 03160205148
- Subbasin 11110207147
- Subbasin 05130101147
- Subbasin 05070203144
- Subbasin 03130002144
- Subbasin 05020005142
- Subbasin 07140106140
- Subbasin 17110002140
- Subbasin 12030102138
- Subbasin 12040101138
- Subbasin 11070207138
- Subbasin 05090203136
- Subbasin 05140102135
- Subbasin 02030101134
- Subbasin 10190002134
- Subbasin 01100005132
- Subbasin 05050005131
- Subbasin 05050006131
- Subbasin 02070004127
- Subbasin 08090302127
- Subbasin 12070104125
- Subbasin 07120001125
- Subbasin 12030103124
- Subbasin 05120101124
- Subbasin 07140103122
- Subbasin 05080001120
- Subbasin 06020001120
- Subbasin 17030003119
- Subbasin 08090301118
- Subbasin 05030103117
- Subbasin 02020006117
- Subbasin 01080205117
- Subbasin 04110002113
- Subbasin 07140104113
- Subbasin 02080206113
- Subbasin 08080206112
- Subbasin 05080002112
- Subbasin 10090202111
- Subbasin 04110001111
- Subbasin 06010206110
- Subbasin 05090202109
- Subbasin 02030103109
- Subbasin 02040202109
- Subbasin 08070202108
- Subbasin 05100101107
- Subbasin 03060204107
- Subbasin 07110008107
- Subbasin 10190007106
- Subbasin 02080208106
- Subbasin 03090206105
- Subbasin 05140201105
- Subbasin 07090005105
- Subbasin 17080002105
- Subbasin 17080003104
- Subbasin 03060104104
- Subbasin 11010002104
- Subbasin 04140201103
- Subbasin 02070005102
- Subbasin 12030106102
- Subbasin 04100011102
- Subbasin 03070102101
- Subbasin 03010101100
- Subbasin 0503010699
- Subbasin 0713000199
- Subbasin 0206000398
- Subbasin 0512020497
- Subbasin 0315010797
- Subbasin 1708000197
- Subbasin 0314020196
- Subbasin 1029010896
- Subbasin 0512010895
- Subbasin 0509020195
- Subbasin 0317000995
- Subbasin 0802020494
- Subbasin 0411000394
- Subbasin 1211020893
- Subbasin 0404000192
- Subbasin 0316011392
- Subbasin 0711000491
- Subbasin 0809020191
- Subbasin 1011010190
- Subbasin 0807020490
- Subbasin 1030010490
- Subbasin 0514020290
- Subbasin 1702001090
- Subbasin 1028010189
- Subbasin 0313000389
- Subbasin 1209030188
- Subbasin 0110000488
- Subbasin 0205030587
- Subbasin 0501000787
- Subbasin 0502000686
- Subbasin 0804020386
- Subbasin 1203010585
- Subbasin 0502000185
- Subbasin 1602020484
- Subbasin 0805000184
- Subbasin 1401000583
- Subbasin 0512011183
- Subbasin 0315011083
- Subbasin 1204020583
- Subbasin 0505000283
- Subbasin 0601010282
- Subbasin 1206020282
- Subbasin 0714010582
- Subbasin 0207000881
- Subbasin 0503020181
- Subbasin 0512020281
- Subbasin 0207001180
- Subbasin 1703000180
- Subbasin 1201000280
- Subbasin 0502000279
- Subbasin 0602000279
- Subbasin 0502000378
- Subbasin 0503020278
- Subbasin 1204010378
- Subbasin 1012020178
- Subbasin 0503010578
- Subbasin 0204010677
- Subbasin 0205010777
- Subbasin 0711000977
- Subbasin 0204020176
- Subbasin 0511000276
- Subbasin 1101000376
- Subbasin 0411000475
- Subbasin 0308010375
- Subbasin 1708000575
- Subbasin 0109000475
- Subbasin 0512010675
- Subbasin 0410001075
- Subbasin 0305010574
- Subbasin 0208010674
- Subbasin 0207000674
- Subbasin 1405000173
- Subbasin 0504000273
- Subbasin 0503010273
- Subbasin 1711002072
- Subbasin 1711001072
- Subbasin 1102000372
- Subbasin 0207000272
- Subbasin 0601020172
- Subbasin 0802020372
- Subbasin 0202000872
- Subbasin 0512020871
- Subbasin 1701030570
- Subbasin 1711000770
- Subbasin 0410000770
- Subbasin 0514010469
- Subbasin 0708010469
- Subbasin 0502000469
- Subbasin 0714020469
- Subbasin 0506000268
- Subbasin 1019000467
- Subbasin 0505000167
- Subbasin 0505000766
- Subbasin 0318000266
- Subbasin 1207020566
- Subbasin 0809010066
- Subbasin 1204020166
- Subbasin 1203020266
- Subbasin 0807010066
- Subbasin 0708020565
- Subbasin 0205020665
- Subbasin 0204010565
- Subbasin 1024001165
- Subbasin 0713000364
- Subbasin 0107000664
- Subbasin 0306020164
- Subbasin 2101000564
- Subbasin 1029011164
- Subbasin 0501000664
- Subbasin 0208010364
- Subbasin 0808010264
- Subbasin 1029010664
- Subbasin 0409000563
- Subbasin 0208020363
- Subbasin 1702001662
- Subbasin 0503020462
- Subbasin 0208020762
- Subbasin 1206020162
- Subbasin 0712000362
- Subbasin 0208010461
- Subbasin 0604000661
- Subbasin 0510020161
- Subbasin 0504000361
- Subbasin 0601010461
- Subbasin 0313000661
- Subbasin 0508000361
- Subbasin 0205010660
- Subbasin 0604000560
- Subbasin 0712000660
- Subbasin 0511000160
- Subbasin 0307020160
- Subbasin 0206000660
- Subbasin 0806020259
- Subbasin 0205020159
- Subbasin 0504000459
- Subbasin 0708010159
- Subbasin 0706000559
- Subbasin 1401000459
- Subbasin 0512020359
- Subbasin 0316020359
- Subbasin 1030010358
- Subbasin 0803020758
- Subbasin 0713000958
- Subbasin 0714010758
- Subbasin 1711001658
- Subbasin 1204020358
- Subbasin 1019000658
- Subbasin 0203010458
- Subbasin 0801020357
- Subbasin 0307010657
- Subbasin 1201000157
- Subbasin 0316010657
- Subbasin 0313000457
- Subbasin 0708020957
- Subbasin 1102000256
- Subbasin 0807030056
- Subbasin 0412010156
- Subbasin 0410000356
- Subbasin 0318000455
- Subbasin 0315010955
- Subbasin 1027010455
- Subbasin 0512010955
- Subbasin 0509010355
- Subbasin 0202000455
- Subbasin 0317000555
- Subbasin 0601020755
- Subbasin 0513010854
- Subbasin 1102000154
- Subbasin 0310020654
- Subbasin 0802020254
- Subbasin 0807020354
- Subbasin 0512011454
- Subbasin 0514020654
- Subbasin 0510010254
- Subbasin 0712000554
- Subbasin 0410001254
- Subbasin 0110000653
- Subbasin 1207010153
- Subbasin 0314010652
- Subbasin 1702001552
- Subbasin 1203010952
- Subbasin 1711001552
- Subbasin 0513020652
- Subbasin 0710000652
- Subbasin 0804010252
- Subbasin 0807020152
Permits
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| NASHVILLE, CITY OF (NASHVILLE WPCP) | GA0039365 | NASHVILLE | GA | Publicly owned treatment works | Major | Upper Turnpike Creek |
| BUCHANAN NO. 1 MINE | VAM080047 | KEEN MOUNTAIN | VA | Major | Garden Creek | |
| SCPSA (SANTEE COOPER)/CROSS GENERATING STATION | SC0037401 | PINEVILLE | SC | Major | Lake Moultrie | |
| GRANDVIEW POTW | WA0052205 | GRANDVIEW | WA | Publicly owned treatment works | Major | Byron Ponds-Yakima River |
| PUERTO RICO ELECTRIC PWR AUTH | PR0001660 | SALINAS | PR | Major | BAHIA JOBOS | |
| ROSS CUSTOM PROPERTIES | MO0004952 | KANSAS CITY | MO | Industrial stormwater | Major | Blue R. |
| US DEPARTMENT OF ENERGY - OAK RIDGE Y-12 NATIONAL SECURITY COMPLEX | TN0002968 | OAK RIDGE | TN | Industrial stormwater | Major | USDOE OAK RIDGE |
| JEWETT LIGNITE SURFACE MINE | TX0086541 | JEWETT | TX | Major | LAMB CK;UNNAMED TIRB;MINE CK;RED HOLLOW CK | |
| TRIDENT SEAFOODS AKUTAN SHORE PLANT | AK0037303 | AKUTAN | AK | Major | ||
| COLUMBIA WWTP | MO0097837 | COLUMBIA | MO | Publicly owned treatment works | Major | Tributary to Perche Cr. |
| PUERTO RICO ELECTRIC PWR AUTH | PR0000698 | SAN JUAN | PR | Major | BAHIA SAN JUAN | |
| LAKE OF THE OZARKS REGIONAL WWTP 1 | MO0103241 | LAKE OZARK | MO | Publicly owned treatment works | Major | Tributary to Osage River |
| GORHAM ACQUISITION, LLC | NH0000655 | GORHAM | NH | Major | ANDROSCOGGIN RIVER | |
| ALTIVIA SERVICES, LLC | WV0000086 | INSTITUTE | WV | Major | KANAWHA RIVER | |
| POINT LOMA WWTP | CA0107409 | SAN DIEGO | CA | Publicly owned treatment works | Major | PACIFIC OCEAN |
| IATAN GENERATING STATION | MO0082996 | WESTON | MO | Industrial stormwater | Major | Tributary to Harpst Chute |
| BUCKEYE TEXAS PROCESSING | TX0134694 | CORPUS CHRISTI | TX | Major | CORPUS CHRISTI INNER HARBOR | |
| STRUTHERS WWTP | OH0027600 | STRUTHERS | OH | Publicly owned treatment works | Major | Mahoning River |
| NAVAL SUPPORT FACILITY, INDIAN HEAD | MD0003158 | INDIAN HEAD | MD | Major | POTOMAC_RIVER - MATTAWOMAN CREEK | |
| DOE RUN, GLOVER FACILITY | MO0001121 | ANNAPOLIS | MO | Major | Tributary to Scoggins Branch | |
| SCPSA (SANTEE COOPER)/WINYAH GENERATING STATION | SC0022471 | GEORGETOWN | SC | Major | Pennyroyal Creek | |
| FIBER INDUSTRIES LLC | SC0004162 | DARLINGTON | SC | Major | Lucas Creek-Black Creek | |
| WI ELECTRIC POWER CO OAK CREEK | WI0000914 | OAK CREEK | WI | Major | L MICHIGAN | |
| ND PAPER INC- RUMFORD DIVISION | ME0002054 | RUMFORD | ME | Major | Androscoggin River | |
| PUERTO RICO ELECTRIC PWR AUTH | PR0001031 | TOA BAJA | PR | Major | ENSC DE BOCAVIEJ | |
| NEWPAGE CORPORATION - WATER QUALITY CENTER | WI0037991 | WISCONSIN RAPIDS | WI | Major | WISCONSIN R AND | |
| V.I. WATER & POWER AUTHORITY | VI0000060 | ST. THOMAS | VI | Major | KRUM BAY | |
| MINE NO. 4 | AL0026590 | BROOKWOOD | AL | Major | Lick Creek-Blue Creek | |
| ANMOORE FACILITY | WV0004707 | ANMOORE, WV | WV | Major | ANMOORE RUN/ UNNAMED TRIBUTARY | |
| VANCOUVER WEST STP | WA0024350 | VANCOUVER | WA | Publicly owned treatment works | Major | Lake River-Frontal Columbia River |
| KANAWHA FALLS PSD | WV0034991 | DEEPWATER | WV | Publicly owned treatment works | Major | KANAWHA RIVER |
| US OIL & REFINING TACOMA | WA0001783 | TACOMA | WA | Major | Hylebos Creek-Frontal Commencement Bay | |
| ODESSA SE WWTP | MO0026387 | ODESSA | MO | Publicly owned treatment works | Major | Tributary to Davis Cr. |
| OH/ INW/ BH/ NE 001-004 | WV0082759 | MARTINSBURG | WV | Publicly owned treatment works | Major | Opequon Creek |
| DOMINION ENERGY SOUTH CAROLINA, INC./WATEREE STATION | SC0002038 | EASTOVER | SC | Major | Wateree River | |
| KING COUNTY WEST POINT WWTP | WA0029181 | SEATTLE | WA | Publicly owned treatment works | Major | Lake Washington-Sammamish River |
| CITY OF LA JOYA WWTP | TX0127337 | LA JOYA | TX | Publicly owned treatment works | Major | Rio Grande Below Falcon Reservoir |
| BAIROIL WASTEWATER LAGOON | WY0021075 | UNKNOWN | WY | Minor | Lost Soldier Creek | |
| ROCKY BUTTE POD | WY0051128 | UNKNOWN | WY | Minor | All Night Creek-Belle Fourche River | |
| BOONDOCKS COUNTRY WWTF | MO0125989 | MOUNT VERNON | MO | Minor | Williams Cr. |