EPA · subbasin 12040101 · discharge permits by parameter
BOD, 5-day, 20 deg. C in subbasin 12040101
- 22Permits carrying a limit
- 12With a recorded exceedance
- 19,526Nationwide
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.
22 of the permits in subbasin 12040101 carry a numeric limit on BOD, 5-day, 20 deg. C, and 12 of those have a recorded exceedance. Nationwide the same parameter appears in 19,526 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 12040101
- Oxygen, dissolved [DO] 97
- Oxygen demand, chem. [high level] [COD] 4
- pH 138
- Solids, total suspended 149
- Oil & Grease 26
- Nitrogen, total [as N] 3
- Nitrogen, ammonia total [as N] 83
- Nitrite + Nitrate total [as N] 14
- Phosphorus, total [as P] 8
- Chloride [as Cl] 3
- Arsenic, total [as As] 60
- Arsenic, dry weight 73
- Barium, total [as Ba] 60
- Cadmium, total [as Cd] 60
- Chromium, total [as Cr] 62
- Copper, total [as Cu] 62
- Iron, total [as Fe] 7
- Lead, total [as Pb] 61
- Manganese, total [as Mn] 60
- Nickel, total [as Ni] 135
BOD, 5-day, 20 deg. C nationwide · Subbasin 12040101, every permit
What this page shows
This page covers Clean Water Act discharge permits in watershed 12040101 with limits on the pollutant parameter BOD, 5-day, 20 deg. C. There are 22 permits in this watershed with a limit on this parameter and 27 permits in this watershed with a recorded violation of this parameter.