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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter I - Solid Wastes |
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Part 265 - Interim Status Standards for Owners and Operators of Hazardous Waste Treatment, Storage, and Disposal Facilities |
Appendix III to Part 265 - EPA Interim Primary Drinking Water Standards
Latest version.
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Appendix III to Part 265 - EPA Interim Primary Drinking Water Standards
Parameter Maximum level (mg/l) Arsenic 0.05 Barium 1.0 Cadmium 0.01 Chromium 0.05 Fluoride 1.4-2.4 Lead 0.05 Mercury 0.002 Nitrate (as N) 10 Selenium 0.01 Silver 0.05 Endrin 0.0002 Lindane 0.004 Methoxychlor 0.1 Toxaphene 0.005 2,4-D 0.1 2,4,5-TP Silver 0.01 Radium 5 pCi/1 Gross Alpha 15 pCi/1 Gross Beta 4 millirem/yr Turbidity 1/TU Coliform Bacteria 1/100 ml