EPA · Kentucky · discharge permits by parameter

Hardness, total [as CaCO3] in Kentucky

• 387Permits carrying a limit
• 0With a recorded exceedance
• 2,593Nationwide

Permits

Other parameters in Kentucky

• Flow, in conduit or thru treatment plant2,115
• pH2,076
• Solids, total suspended2,017
• Oil & Grease999
• Nitrogen, ammonia total [as N]972
• Oxygen, dissolved [DO]971
• E. coli907
• Chlorine, total residual874
• BOD, carbonaceous [5 day, 20 C]726
• Phosphorus, total [as P]379
• Iron, total recoverable353
• Temperature, water deg. fahrenheit335
• Chemical Oxygen Demand [COD]329
• Surfactants [MBAS]310
• BOD, 5-day, 20 deg. C301
• Nitrogen, total [as N]299
• Zinc, total recoverable254
• Solids, suspended percent removal249
• Chloride [as Cl]248
• Copper, total recoverable248
• Selenium, total recoverable216
• Precipitation volume186
• Lead, total recoverable185
• Nitrite Plus Nitrate Total180
• Solids, total dissolved [TDS]180
• Nitrogen, Kjeldahl Total180
• Cadmium, total recoverable172
• Toxicity, final conc toxicity units170
• BOD, carb-5 day, 20 deg C, percent removal167
• Solids, settleable154
• Oil and grease139
• Specific conductance138
• Benzene137
• Nickel, total recoverable136
• Chromium, total recoverable134
• Sulfate, total [as SO4]134
• Toluene129
• Arsenic, total recoverable128
• Mercury, total recoverable125
• Silver total recoverable124
• Manganese, total recoverable117
• Naphthalene106
• Thallium, total recoverable100
• Phenol94
• Antimony, total recoverable92
• Cyanide, free [amenable to chlorination]90
• Beryllium, total recoverable [as Be]87
• Selenium, dry weight84
• Ethylbenzene84
• Chrysene83
• BOD, 5-day, percent removal83
• Trichloroethylene80
• Tetrachloroethylene77
• Chloroform77
• Benzo[a]anthracene76
• Fluorene76
• Benzo[a]pyrene76
• Benzo[k]fluoranthene75
• 1,1,1-Trichloroethane74
• 1,1-Dichloroethane74

Hardness, total [as CaCO3] nationwide