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Drinking Water Regulatory Critera

General Mineral
General Physical
Inorganic Chemicals
Lead and Copper Rule
Radioactivity
EPA 504
EPA 505
EPA 507
EPA 515.3
EPA 524.2
EPA 525
EPA 531.1
EPA 547
EPA 548.1
EPA 549.2
EPA 551.1
EPA 552


General Mineral   top of page
ConstituentMCLUnits
Calcium-
Boron-
Magnesium-
Sodium-
Potassium-
Carbonate-
Bicarbonate-
Sufate-
Chloride-
Nitrate 45 mg/L
Nitrate as N10 mg/L
Nitrite as N1 mg/L
Fluoride 2 mg/L
pH-
Electrical Conductiviy-
Total Dissolved Solids-
MBAS 0.5 2 mg/L
Copper 1000 2 ug/L
Iron 300 2 ug/L
Manganese 50 2 ug/L
2 Secondary MCL

General Physical   top of page
ConstituentMCLUnits
Color 15 Units
Odor 3 2 TON
Turbidity 5 2 NTU
2 Secondary MCL

Inorganic Chemicals   top of page
ConstituentMCLUnits
Asbestos 7 MFL
Aluminum50s&1000 ug/L
Antimony 6 ug/L
Arsenic 10 ug/L
Barium 1000 ug/L
Beryllium 4 ug/L
Cadmium 5 ug/L
Chromium 50 ug/L
Cyanide, Total 150 ug/L
Mercury 2 ug/L
Nickel 100 ug/L
Selenium 50 ug/L
Thallium 2 ug/L
Zinc 5000 2 ug/L
2 Secondary MCL

Lead and Copper Rule   top of page
ConstituentALUnits
Lead 0.015 mg/L
Copper 1.3 mg/L

Radioactivity   top of page
ConstituentMCLUnits
Gross Alpha 15 pCi/L
Gross Beta50
4 millirem/yr 		pCi/L
Uranium 20 pCi/L
Strontium - 90 8 pCi/L
Radium 226 + Radium 2285
Tritium 20000 pCi/L

EPA 504   top of page
ConstituentMCLUnits
Dibromochloropropane DBCP 0.2 ug/L
Ethylene Dibromide (EDB)0.05

EPA 505   top of page
ConstituentMCLUnits
Alachlor 2 ug/L
Chlordane 0.1 ug/L
Endrin 2 ug/L
Hexachlorobenzene 1 ug/L
Heptachlor 0.01 ug/L
Heptachlor Epoxide 0.01 ug/L
Hexachlorocyclopentadiene 50 ug/L
Lindane 0.2 ug/L
Methoxychlor 30 ug/L
Polychlorinated biphenyls0.5 ug/L
Toxaphene 3 ug/L

EPA 507   top of page
ConstituentMCLUnits
Atrazine 1 ug/L
Molinate 20 ug/L
Simazine 4 ug/L
Thiobencarb70 & 1 2 ug/L
2 Secondary MCL

EPA 515.3   top of page
ConstituentMCLUnits
2,4-D 70 ug/L
2,4,5-TP (Silvex) 50 ug/L
Bentazon 18 ug/L
Dalapon 200 ug/L
Dinoseb 7 ug/L
Pentachlorophenol 1 ug/L
Picloram 500 ug/L

EPA 524.2   top of page
ConstituentMCLUnits
1,2-Dichlorobenzene 600 ug/L
Benzene 1 ug/L
Carbon Tetrachloride 0.5 ug/L
1,4-Dichlorobenzene 5 ug/L
1,1-Dichloroethane 5 ug/L
1,2-Dichloroethane (EDC) 0.5 ug/L
1,1-Dichloroethylene 6 ug/L
cis-1,2-Dichloroethylene 6 ug/L
trans-1,2-Dichloroethylene 10 ug/L
Dichloromethane 5 ug/L
1,2-Dichloropropane 5 ug/L
Total 1,3-Dichloropropene 0.5 ug/L
Ethylbenzene 300 ug/L
Methyl-tert-butylether13 & 5 2ug/L
Monochlorobenzene 70 2 ug/L
Styrene 100 2 ug/L
1,1,2,2-Tetrachloroethane 1 2 ug/L
Trichloroethylene (TCE) 5 2 ug/L
Toluene 150 2 ug/L
1,2,4-Trichlorobenzene 5 2 ug/L
1,1,1-Trichloroethane(TCA) 200 2 ug/L
1,1,2-Trichloroethane 5 2 ug/L
Tetrachloroethylene (PCE) 5 2 ug/L
Trichlorofluoromethane F-11 150 2 ug/L
Trichlorotrifluoroethane F-113 1200 2 ug/L
Vinyl Chloride 0.5 2 ug/L
Xylenes (Total) 1750 2 ug/L
2 Secondary MCL

EPA 525   top of page
ConstituentMCLUnits
Benzo(a)pyrene 0.2 ug/L
bis(2-Ethylhexyl)adipate 400 ug/L
bis(2-Ethylhexyl)phthalate 4 ug/L

EPA 531.1   top of page
ConstituentMCLUnits
Carbofuran 18 ug/L
Oxamyl 50 ug/L

EPA 547   top of page
ConstituentMCLUnits
Glyphosate 700 ug/L

EPA 548.1   top of page
ConstituentMCLUnits
Endothall 100 ug/L

EPA 549.2   top of page
ConstituentMCLUnits
Diquat Dibromide 20 ug/L

EPA 551.1   top of page
ConstituentMCLUnits
Total Trihalomethanes 80 ug/L
Bromodichloromethane-
Bromoform-
Chloroform (Trichloromethane)-
Dibromochloromethane-

EPA 552   top of page
ConstituentMCLUnits
Haloacetic Acids (Five) (HAA5) 60 ug/L
Monochloroacetic Acid (MCAA)-
Dichloroactic Acid (DCAA)-
Trichloroacetic Acid (TCAA)-
Monobromoacetic Acid (DCAA)-
Dibromoacetic Acid (DBAA)-


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