EPA · subbasin 12020003 · discharge permits by parameter

Copper, total [as Cu] in subbasin 12020003

• 31Permits carrying a limit
• 11With a recorded exceedance
• 8,648Nationwide

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.

31 of the permits in subbasin 12020003 carry a numeric limit on Copper, total [as Cu], and 11 of those have a recorded exceedance. Nationwide the same parameter appears in 8,648 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 12020003

• Solids, total suspended 48
• Oil & Grease 32
• Nitrogen, ammonia total [as N] 16
• Carbon, tot organic [TOC] 15
• Sulfide, total [as S] 3
• Arsenic, total [as As] 15
• Arsenic, dry weight 11
• Barium, total [as Ba] 15
• Cadmium, total [as Cd] 16
• Chromium, total [as Cr] 23
• Lead, total [as Pb] 22
• Manganese, total [as Mn] 15
• Nickel, total [as Ni] 32
• Silver, total [as Ag] 16
• Zinc, total [as Zn] 27
• Selenium, total [as Se] 15
• Selenium, dry weight 11
• Whole effluent toxicity - retest #1 22
• Whole effluent toxicity - retest #2 22
• Fecal coliform 11

Copper, total [as Cu] nationwide · Subbasin 12020003, every permit

What this page shows

The page covers Clean Water Act discharge permits in watershed 12020003 with limits on Copper, total [as Cu]. It lists 31 permits in this watershed with a limit on this parameter and 19 permits in this watershed with a recorded violation of this parameter.