EPA · subbasin 04100004 · discharge permits by parameter

Nitrite + Nitrate total [as N] in subbasin 04100004

• 26Permits carrying a limit
• 0With a recorded exceedance
• 7,134Nationwide

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.

26 of the permits in subbasin 04100004 carry a numeric limit on Nitrite + Nitrate total [as N], and 0 of those have a recorded exceedance. Nationwide the same parameter appears in 7,134 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 04100004

• Temperature, water deg. centigrade 10
• Temperature, water deg. fahrenheit 3
• Flow rate 7
• Oxygen, dissolved [DO] 18
• pH 49
• Solids, total suspended 45
• Oil and grease, hexane extr method 25
• Nitrogen, ammonia total [as N] 20
• Nitrogen, ammonia in bottom deposits 3
• Nitrogen, Kjeldahl, total [as N] 19
• Phosphorus, total [as P] 28
• Phosphorous, total, in bottom deposits 3
• Hardness, total [as CaCO3] 3
• Potassium, in bottom deposits 3
• Arsenic, dry weight 3
• Cadmium, in bottom deposits [dry wgt] 3
• Copper in bottom deposits [dry wgt] 3
• Lead, total dry weight [as Pb] 3
• Nickel, tot in bottom deposits [dry wgt] 3
• Zinc in bottom deposits [dry wgt] 3

Nitrite + Nitrate total [as N] nationwide · Subbasin 04100004, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 04100004 with limits on Nitrite + Nitrate total [as N]. It lists 26 permits in this watershed with a limit on this parameter and 16 permits in this watershed with a recorded violation of this parameter.