EPA · Massachusetts · discharge permits by parameter
Cyanide, total [as CN] in Massachusetts
- 121Permits carrying a limit
- 19With a recorded exceedance
- 2,531Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Massachusetts permits that carry one for Cyanide, total [as CN]: 121 permits, of which 19 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 Massachusetts
- Nitrogen, ammonia total [as N] 193
- Nitrogen, nitrite total [as N] 26
- Ammonia, unionized 11
- Nitrogen, nitrate total [as N] 28
- Nitrogen, Kjeldahl, total [as N] 139
- Nitrite + Nitrate total [as N] 124
- Phosphorus, total [as P] 187
- Phosphate, ortho, dissolved [as P] 26
- Carbon, tot organic [TOC] 96
- Carbon, dissolved organic [as C] 66
- Sulfide, total [as S] 4
- Hardness, total [as CaCO3] 94
- Calcium, total [as Ca] 7
- Magnesium, total [as Mg] 8
- Chloride, total recoverable 115
- Arsenic, total recoverable 115
- Iron, total recoverable 119
- Selenium, total recoverable 20
- Thallium, total recoverable 5
- Beryllium, total recoverable [as Be] 29
Cyanide, total [as CN] nationwide
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