EPA · Michigan · discharge permits by parameter
Hardness, total [as CaCO3] in Michigan
- 4Permits carrying a limit
- 0With a recorded exceedance
- 2,593Nationwide
A parameter is the substance or the property EPA writes a numeric limit for, and this page counts the Michigan permits that carry one for Hardness, total [as CaCO3]: 4 permits, of which 0 have a recorded exceedance. Nationwide the same parameter appears in 2,593 permits. Each row below is one permit, and it opens the agency’s own record for that permit.
Permits
Other pollutants in Michigan
- BOD, 5-day, 20 deg. C 175
- pH 776
- Solids, total 338
- Solids, total suspended 571
- Oil & Grease 56
- Nitrogen, total [as N] 3
- Nitrogen, ammonia total [as N] 401
- Phosphorus, total [as P] 461
- Cyanide, total [as CN] 3
- Sulfide, dissolved, [as S] 4
- Sodium, total [as Na] 4
- Chloride [as Cl] 80
- Sulfate, total [as SO4] 68
- Fluoride, total [as F] 6
- Arsenic, total [as As] 35
- Arsenic, dry weight 341
- Barium, total [as Ba] 9
- Boron, total [as B] 6
- Cadmium, total [as Cd] 15
- Chromium, hexavalent [as Cr] 9
Hardness, total [as CaCO3] nationwide
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