EPA · subbasin 12010002 · discharge permits by parameter

Selenium, dry weight in subbasin 12010002

• 30Permits carrying a limit
• 1With a recorded exceedance
• 2,642Nationwide

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.

30 of the permits in subbasin 12010002 carry a numeric limit on Selenium, dry weight, and 1 of those have a recorded exceedance. Nationwide the same parameter appears in 2,642 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 12010002

• Chromium, total [as Cr] 41
• Copper, total [as Cu] 47
• Iron, total [as Fe] 12
• Lead, total [as Pb] 44
• Manganese, total [as Mn] 42
• Nickel, total [as Ni] 71
• Silver, total [as Ag] 40
• Zinc, total [as Zn] 44
• Aluminum, total [as Al] 13
• Selenium, total [as Se] 44
• Whole effluent toxicity 4
• Whole effluent toxicity - retest #1 31
• Whole effluent toxicity - retest #2 31
• Fecal coliform 30
• Benzene 3
• Polychlorinated biphenyls [PCBs] 30
• Toxicity characteristic leaching procedure 30
• Copper, dry weight 30
• Cadmium, dry weight 30
• Annual whole sludge application rate 30

Selenium, dry weight nationwide · Subbasin 12010002, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 12010002 with limits on Selenium, dry weight. In this watershed, 30 permits have a limit on this parameter and 31 permits have a recorded violation of this parameter.