EPA · subbasin 07100004 · discharge permits by parameter

Nitrogen, ammonia total [as N] in subbasin 07100004

• 23Permits carrying a limit
• 14With a recorded exceedance
• 21,051Nationwide

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.

23 of the permits in subbasin 07100004 carry a numeric limit on Nitrogen, ammonia total [as N], and 14 of those have a recorded exceedance. Nationwide the same parameter appears in 21,051 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 07100004

• Oxygen, dissolved [DO] 13
• BOD, 5-day, 20 deg. C 12
• pH 40
• Solids, total suspended 33
• Oil & Grease 4
• Nitrogen, total [as N] 7
• Nitrogen, nitrate total [as N] 24
• Nitrogen, Kjeldahl, total [as N] 5
• Phosphorus, total [as P] 9
• Chloride [as Cl] 7
• Copper, total [as Cu] 3
• Zinc, total [as Zn] 3
• Chlorine, total residual 11
• E. coli 20
• Annual Nitrate Nitrogen Discharged 7
• Toxicity [acute], Ceriodaphnia dubia 4
• Toxicity [acute], Pimephales promelas [Fathead Minnow] 4
• Depth of pond or reservoir in feet 12
• BOD, carbonaceous [5 day, 20 C] 24

Nitrogen, ammonia total [as N] nationwide · Subbasin 07100004, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 07100004 with limits on the pollutant parameter Nitrogen, ammonia total [as N]. The register lists 23 permits with a limit on this parameter and 15 permits with a recorded violation of this parameter.