EPA · Maryland · discharge permits by parameter
Toxicity, Acute in Maryland
- 8Permits carrying a limit
- 2With a recorded exceedance
- 51Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Maryland permits that carry one for Toxicity, Acute: 8 permits, of which 2 have a recorded exceedance. Nationwide the same parameter appears in 51 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
| Permit holder | NPDES ID | City | Program | Discharger | Receiving water |
|---|---|---|---|---|---|
| CITY OF SALISBURY WWTP | MD0021571 | SALISBURY | Publicly owned treatment works | Major | WICOMICO RIVER |
| BACK RIVER WWTP | MD0021555 | BALTIMORE COUNTY | Publicly owned treatment works | Major | BACK RIVER, BEAR CREEK & SEVERSTAL STEEL, LLC |
| FREEDOM DISTRICT WWTP | MD0021512 | SYKESVILLE | Publicly owned treatment works | Major | SOUTH BRANCH PATAPSCO RIVER |
| CASSELMAN MINE | MD0070629 | GRANTSVILLE | Major | CASSELMAN RIVER | |
| PATUXENT WATER RECLAMATION FAC | MD0021652 | CROFTON | Publicly owned treatment works | Major | PATUXENT RIVER |
| NRG MD - BRANDYWINE FLYASH MANAGEMENT SITE | MD0054836 | PRINCE GEORGE'S COUNTY | Minor | PATUXENT RIVER - MIDDLE | |
| NRG -- WESTLAND FLYASH SITE | MD0057584 | DICKERSON | Minor | POTOMAC RIVER VIA UNNAMED STREAM | |
| FAULKNER ASH MANAGEMENT SITE | MD0056928 | FAULKNER | Minor | ZEKIAH SWAMP |
Other pollutants in Maryland
- Temperature, summer [deg. F] 8
- Coliform, fecal general 85
- Flow 199
- Organics, tot purgeables [Method 624] 7
- 1,3-Dichloropropene 6
- Cyanide, total recoverable 3
- trans-1,2-Dichloroethene 4
- Tetrachloroethene 10
- Trichloroethene 14
- Polychlorinated biphenyls [PCB] pg/L 4
- Chemical Oxygen Demand [COD] 28
- Xylene [mix of m+o+p] 21
- Turbidity, lab, NTU 38
- Hydrocarbons, total petroleum 9
- pH change [range] 102
- Flow, total 77
- Water level at sample collection time 3
- Chloroethane 7
- PFAS Sum 9
- Toxicity, Chronic 7
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