EPA · subbasin 04050001 · discharge permits by parameter
Lead, total [as Pb] in subbasin 04050001
- 4Permits carrying a limit
- 0With a recorded exceedance
- 7,202Nationwide
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.
4 of the permits in subbasin 04050001 carry a numeric limit on Lead, total [as Pb], and 0 of those have a recorded exceedance. Nationwide the same parameter appears in 7,202 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
Other pollutants in subbasin 04050001
- Phosphorus, total [as P] 96
- Cyanide, free [as free] 4
- Cyanide, total [as CN] 5
- Cyanide, free [amenable to chlorination] 7
- Chloride [as Cl] 7
- Sulfate, total [as SO4] 6
- Iron, total recoverable 13
- Arsenic, total [as As] 4
- Arsenic, dry weight 24
- Copper, total [as Cu] 5
- Nickel, total recoverable 12
- Silver total recoverable 7
- Zinc, total [as Zn] 3
- Zinc, total recoverable 13
- Cadmium, total recoverable 10
- Lead, total recoverable 12
- Chromium, total recoverable 11
- Copper, total recoverable 14
- Selenium, dry weight 24
- Toxicity, choice of species 7
Lead, total [as Pb] nationwide · Subbasin 04050001, every permit
What this page shows
The page covers Clean Water Act discharge permits in watershed 04050001 with limits on the pollutant parameter Lead, total [as Pb]. It lists 4 permits in this watershed with a limit on this parameter and 8 permits in this watershed with a recorded violation of this parameter.