EPA · subbasin 01070005 · discharge permits by parameter
NOEL Static 7Day Chronic Ceriodaphnia dubia in subbasin 01070005
- 4Permits carrying a limit
- 3With a recorded exceedance
- 40Nationwide
A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: a permit is placed here by the outfall EPA names as its representative discharge point.
Permits
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| LOWELL REGIONAL WW UTILITY | MA0100633 | LOWELL | MA | Publicly owned treatment works | Major | MERRIMACK RIV/CONCORD RIV/BEAVER BR |
| MIDDLESEX SCHOOL WWTP | MAG580010 | CONCORD | MA | Minor | SPENCER BROOK | |
| CONCORD W W T P | MAG590030 | CONCORD | MA | Minor | CONCORD RIVER | |
| HUDSON W W T F | MAG590029 | HUDSON | MA | Publicly owned treatment works | Minor | ASSABET RIVER |
Other pollutants in subbasin 01070005
- Temperature, water deg. centigrade 7
- Temperature, water deg. fahrenheit 3
- Turbidity 4
- Oxygen, dissolved [DO] 13
- BOD, 5-day, 20 deg. C 13
- pH 24
- Solids, total suspended 23
- Nitrogen, total [as N] 11
- Nitrogen, ammonia total [as N] 15
- Nitrogen, Kjeldahl, total [as N] 7
- Nitrite + Nitrate total [as N] 7
- Phosphorus, total [as P] 14
- Phosphate, ortho, dissolved [as P] 4
- Carbon, tot organic [TOC] 6
- Carbon, dissolved organic [as C] 6
- Cyanide, total [as CN] 4
- Hardness, total [as CaCO3] 8
- Chloride, total recoverable 4
- Arsenic, total recoverable 4
- Iron, total recoverable 4
NOEL Static 7Day Chronic Ceriodaphnia dubia nationwide · Subbasin 01070005, every permit