40 CFR Appendix III to Part 265, EPA Interim Primary Drinking Water Standards

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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

[Comment: Turbidity is applicable only to surface water supplies.]

Title 40 published on 09-Jun-2018 05:24

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR Part 265 after this date.

  • 2018-03-16; vol. 83 # 52 - Friday, March 16, 2018
    1. 83 FR 11654 - Increasing Recycling: Adding Aerosol Cans to the Universal Waste Regulations
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Proposed rule.
      Comments must be received on or before May 15, 2018. Under the Paperwork Reduction Act (PRA), comments on the information collection provisions are best assured of consideration if the Office of Management and Budget (OMB) receives a copy of your comments on or before April 16, 2018.
      40 CFR Parts 260, 261, 264, 265, 268, 270, and 273