EPA · subbasin 21010002 · discharge permits by parameter
Cyanide, free available in subbasin 21010002
- 11Permits carrying a limit
- 8With a recorded exceedance
- 374Nationwide
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.
11 of the permits in subbasin 21010002 carry a numeric limit on Cyanide, free available, and 8 of those have a recorded exceedance. Nationwide the same parameter appears in 374 permits. A permit carrying several parameters is counted under each of them, so the parameter counts for one subbasin add up to more permits than it holds. The other parameters named in this subbasin are listed below.
Permits
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| PRASA CAROLINA WWTP | PR0023752 | SAN JUAN | PR | Publicly owned treatment works | Major | ATLANTIC OCEAN |
| PRASA VEGA BAJA WWTP | PR0021679 | VEGA BAJA | PR | Publicly owned treatment works | Major | CANO CABO CARIBE |
Other pollutants in subbasin 21010002
- Copper, total [as Cu] 35
- Lead, total [as Pb] 24
- Silver, total [as Ag] 4
- Zinc, total [as Zn] 17
- Coliform, fecal - % samples exceeding limit 8
- Phenol 3
- Nitrogen, ammonia, total [as NH3] 12
- Surfactants [MBAS] 8
- Flow, in conduit or thru treatment plant 31
- Chlorine, total residual 30
- Sulfide-hydrogen sulfide [undissociated] 12
- Nitrite Plus Nitrate Total 3
- Whole Effluent Toxicity [WET] - P. promelas 11
- Whole Effluent Toxicity [WET] - D. magna 11
- Enterococci 4
- Solids, total dissolved 20
- Mercury, total [as Hg] 20
- Coliform, fecal general 11
- Coliform, total general 5
- BOD, 5-day, percent removal 8
Cyanide, free available nationwide · Subbasin 21010002, every permit
What this page shows
This page covers Clean Water Act discharge permits in watershed 21010002 with limits on Cyanide, free available. It lists 11 permits in this watershed with a limit on this parameter and 12 permits in this watershed with a recorded violation of this parameter.