EPA · Colorado · discharge permits by parameter

Cyanide, total [as CN] in Colorado

• 78Permits carrying a limit
• 2With a recorded exceedance
• 2,531Nationwide

A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Colorado permits that carry one for Cyanide, total [as CN]: 78 permits, of which 2 have a recorded exceedance. Nationwide the same parameter appears in 2,531 permits. Each row below is one permit, and it opens the agency’s own record for that permit.

Permits

Other pollutants in Colorado

• Oil & Grease 18
• Nitrogen, total [as N] 13
• Nitrogen, ammonia total [as N] 528
• Nitrogen, nitrite total [as N] 122
• Nitrogen, nitrate total [as N] 25
• Nitrite + Nitrate total [as N] 119
• Nitrogen, inorganic total 221
• Phosphorus, total [as P] 192
• Carbon, tot organic [TOC] 3
• Cyanide, weak acid, dissociable 90
• Cyanide, free [amenable to chlorination] 4
• Sulfide, total [as S] 20
• Hardness, total [as CaCO3] 8
• Calcium, total [as Ca] 11
• Calcium, total recoverable 11
• Magnesium, total recoverable 10
• Sodium, total recoverable 10
• Magnesium, total [as Mg] 15
• Sodium, total [as Na] 10
• Sodium adsorption ratio 10

Cyanide, total [as CN] nationwide

What this page shows

This page covers Clean Water Act discharge permits in CO with limits on Cyanide, total [as CN]. It lists 78 permits in CO with a limit on this parameter and 49 permits in CO with a recorded violation of this parameter.