EPA · subbasin 01090004 · discharge permits by parameter

Cyanide, total [as CN] in subbasin 01090004

• 12Permits carrying a limit
• 6With a recorded exceedance
• 2,531Nationwide

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.

12 of the permits in subbasin 01090004 carry a numeric limit on Cyanide, total [as CN], and 6 of those have a recorded exceedance. Nationwide the same parameter appears in 2,531 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 01090004

• Oil & Grease 151
• Nitrogen, total [as N] 53
• Nitrogen, ammonia total [as N] 30
• Nitrogen, nitrite total [as N] 15
• Nitrogen, nitrate total [as N] 15
• Nitrogen, Kjeldahl, total [as N] 25
• Nitrite + Nitrate total [as N] 22
• Phosphorus, total [as P] 48
• Carbon, tot organic [TOC] 7
• Carbon, dissolved organic [as C] 5
• Hardness, total [as CaCO3] 31
• Magnesium, total [as Mg] 3
• Chloride, total recoverable 3
• Arsenic, total recoverable 6
• Iron, total recoverable 13
• Arsenic, total [as As] 5
• Cadmium, total [as Cd] 16
• Chromium, total [as Cr] 3
• Copper, total [as Cu] 45
• Iron, total [as Fe] 98

Cyanide, total [as CN] nationwide · Subbasin 01090004, every permit

What this page shows

This page covers Clean Water Act discharge permits in watershed 01090004 with limits on Cyanide, total [as CN]. It lists 12 permits in this watershed with a limit on this parameter and 11 permits in this watershed with a recorded violation of this parameter.