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Providing Analytical Services
Since 1925
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Regulatory Limits
Choose From The Following List To View Specific Regulatory LimitsDrinking Water Regulatory Critera | General Mineral top of page | | Constituent | MCL | Units | | Calcium | - | | | Boron | - | | | Magnesium | - | | | Sodium | - | | | Potassium | - | | | Carbonate | - | | | Bicarbonate | - | | | Sufate | - | | | Chloride | - | | | Nitrate | 45 | mg/L | | Nitrate as N | 10 | mg/L | | Nitrite as N | 1 | 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 |
| General Physical top of page | | Constituent | MCL | Units | | Color | 15 | Units | | Odor | 3 2 | TON | | Turbidity | 5 2 | NTU |
| Inorganic Chemicals top of page | | Constituent | MCL | Units | | Asbestos | 7 | MFL | | Aluminum | 50s&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 |
| Lead and Copper Rule top of page | | Constituent | AL | Units | | Lead | 0.015 | mg/L | | Copper | 1.3 | mg/L |
| Radioactivity top of page | | Constituent | MCL | Units | | Gross Alpha | 15 | pCi/L | | Gross Beta | 50
4 millirem/yr | pCi/L | | Uranium | 20 | pCi/L | | Strontium - 90 | 8 | pCi/L | | Radium 226 + Radium 228 | 5 | | | Tritium | 20000 | pCi/L |
| EPA 504 top of page | | Constituent | MCL | Units | | Dibromochloropropane DBCP | 0.2 | ug/L | | Ethylene Dibromide (EDB) | 0.05 | |
| EPA 505 top of page | | Constituent | MCL | Units | | 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 biphenyls | 0.5 | ug/L | | Toxaphene | 3 | ug/L |
| EPA 507 top of page | | Constituent | MCL | Units | | Atrazine | 1 | ug/L | | Molinate | 20 | ug/L | | Simazine | 4 | ug/L | | Thiobencarb | 70 & 1 2 | ug/L |
| EPA 515.3 top of page | | Constituent | MCL | Units | | 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 | | Constituent | MCL | Units | | 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-butylether | 13 & 5 2 | ug/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 |
| EPA 525 top of page | | Constituent | MCL | Units | | 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 | | Constituent | MCL | Units | | Carbofuran | 18 | ug/L | | Oxamyl | 50 | ug/L |
| EPA 547 top of page | | Constituent | MCL | Units | | Glyphosate | 700 | ug/L |
| EPA 548.1 top of page | | Constituent | MCL | Units | | Endothall | 100 | ug/L |
| EPA 549.2 top of page | | Constituent | MCL | Units | | Diquat Dibromide | 20 | ug/L |
| EPA 551.1 top of page | | Constituent | MCL | Units | | Total Trihalomethanes | 80 | ug/L | | Bromodichloromethane | - | | | Bromoform | - | | | Chloroform (Trichloromethane) | - | | | Dibromochloromethane | - | |
| EPA 552 top of page | | Constituent | MCL | Units | | Haloacetic Acids (Five) (HAA5) | 60 | ug/L | | Monochloroacetic Acid (MCAA) | - | | | Dichloroactic Acid (DCAA) | - | | | Trichloroacetic Acid (TCAA) | - | | | Monobromoacetic Acid (DCAA) | - | | | Dibromoacetic Acid (DBAA) | - | |
Hazardous Waste
Constituent
top of page | STLC | STLC_Units | TTLC | TTLC_Units | | Antimony and compounds | 15. | mg/L | 500. | mg/kg | | Arsenic and compounds | 5. | mg/L | 500. | mg/kg | | Barium and compounds** | 100. | mg/L | 10000. | mg/kg | | Beryllium and compounds | 0.75 | mg/L | 75. | mg/kg | | Cadmium and compounds | 1. | mg/L | 100. | mg/kg | | Chromium III and compounds | 5 | mg/L | 2500. | mg/kg | | Chromium VI and compounds | 5. | mg/L | 500. | mg/kg | | Cobalt and compounds | 80. | mg/L | 8000. | mg/kg | | Copper and compounds | 25. | mg/L | 2500. | mg/kg | | Lead and compounds | 5. | mg/L | 1000. | mg/kg | | Lead compounds organic | - | - | 13. | mg/kg | | Mercury and compounds | 0.2 | mg/L | 20. | mg/kg | | Molybdenum and compounds | 350. | mg/L | 3500. | mg/kg | | Nickel and compounds | 20. | mg/L | 2000. | mg/kg | | Selenium and compounds | 1. | mg/L | 100. | mg/kg | | Silver and compounds | 5. | mg/L | 500. | mg/kg | | Thallium and compounds | 7. | mg/L | 700. | mg/kg | | Vanadium and compounds | 24. | mg/L | 2400. | mg/kg | | Zinc and compounds | 250. | mg/L | 5000 | mg/kg | | Asbestos | - | - | 1. (as percent) | mg/kg | | Fluoride | 180. | mg/L | 18000. | mg/kg | | Aldrin | 0.14 | mg/L | 1.4 | mg/kg | | Chlordane | 0.25 | mg/L | 2.5 | mg/kg | | DDT, DDE, DDD | 0.1 | mg/L | 1. | mg/kg | | 2,4-D | 10. | mg/L | 100. | mg/kg | | Dieldrin | 0.8 | mg/L | 8. | mg/kg | | Dioxin (TCDD) | 0.001 | mg/L | 0.01 | mg/kg | | Endrin | 0.02 | mg/L | 0.2 | mg/kg | | Heptachlor | 0.47 | mg/L | 4.7 | mg/kg | | Kepone | 2.1 | mg/L | 21. | mg/kg | | Lindane | 0.4 | mg/L | 4.0 | mg/kg | | Methoxychlor | 10. | mg/L | 100. | mg/kg | | Mirex | 2.1 | mg/L | 21. | mg/kg | | Pentachlorophenol | 1.7 | mg/L | 17. | mg/kg | | PCB's | 5. | mg/L | 50. | mg/kg | | Toxaphene | 0.5 | mg/L | 5. | mg/kg | | Trichloroethylene | 204. | mg/L | 2040. | mg/kg | | 2,4,5-TP (Silvex) | 1. | mg/L | 10. | mg/kg |
TCLP Constituent
top of page | TCLP | Units | | Arsenic | 5. | mg/L | | Barium | 100. | mg/L | | Cadmium | 1. | mg/L | | Chromium | 5. | mg/L | | Lead | 5. | mg/L | | Mercury | 0.2 | mg/L | | Selenium | 1. | mg/L | | Silver | 5. | mg/L | | Benzene | 0.5 | mg/L | | Carbon tetrachloride | 0.5 | mg/L | | Chlordane | 0.03 | mg/L | | Chlorobenzene | 100. | mg/L | | Chloroform | 6. | mg/L | | 1, 4-Dichlorobenzene | 7.5 | mg/L | | 1, 2-Dichloroethane | 0.5 | mg/L | | 2, 4-Dinitrotoluene | 0.13 | mg/L | | Endrin | 0.02 | mg/L | | Heptachlor | 0.008 | mg/L | | Hexachloro-1, 3-butadiene | 0.5 | mg/L | | Hexachlorobenzene | 0.13 | mg/L | | Hexachloroethane | 3. | mg/L | | Lindane | 0.4 | mg/L | | m-Cresol* | 200. | mg/L | | Methoxychlor | 10. | mg/L | | Methyl ethyl ketone | 200. | mg/L | | Nitrobenzene | 2. | mg/L | | o-Cresol* | 200. | mg/L | | p-Cresol* | 200. | mg/L | | Pentachlorophenol | 100. | mg/L | | Pyridine | 5. | mg/L | | Tetrachloroethylene | 0.7 | mg/L | | Toxaphene | 0.5 | mg/L | | Trichloroethylene | 0.5 | mg/L | | 2,4,5-Trichlorophenol | 400 | mg/L | | 2,4,6-Trichlorophenol | 2. | mg/L | | Vinyl chloride | 0.2 | mg/L | | 2,4-D | 10. | mg/L | | 2,4,5-TP (Silvex) | 1. | mg/L |
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