EPA · subbasin 21010002 · discharge permits by parameter
Arsenic, total [as As] in subbasin 21010002
- 11Permits carrying a limit
- 19With a recorded exceedance
- 4,483Nationwide
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 Arsenic, total [as As], and 19 of those have a recorded exceedance. Nationwide the same parameter appears in 4,483 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 COROZAL WWTP | PR0020451 | COROZAL | PR | Publicly owned treatment works | Major | RIO LOS NEGROS |
Other pollutants in subbasin 21010002
- BOD, 5-day, 20 deg. C 31
- pH 39
- Solids, total suspended 18
- Solids, settleable 32
- Oil & Grease 13
- Nitrogen, total [as N] 10
- Nitrite + Nitrate total [as N] 5
- Phosphorus, total [as P] 27
- Cyanide, total [as CN] 4
- Sulfate, total [as SO4] 23
- Cadmium, total [as Cd] 10
- Chromium, hexavalent [as Cr] 4
- 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
Arsenic, total [as As] nationwide · Subbasin 21010002, every permit
What this page shows
This page covers Clean Water Act discharge permits in watershed 21010002 with limits on Arsenic, total [as As]. It lists 11 permits in this watershed with a limit on this parameter and 24 permits in this watershed with a recorded violation of this parameter.