Code of Maine Rules
06 - DEPARTMENT OF ENVIRONMENTAL PROTECTION
096 - DEPARTMENT OF ENVIRONMENTAL PROTECTION - GENERAL
Chapter 584 - SURFACE WATER QUALITY CRITERIA FOR TOXIC POLLUTANTS
Section 096-584-4 - Risk levels
Universal Citation: 06 ME Code Rules ยง 096-584-4
Current through 2024-13, March 27, 2024
For any pollutant believed to be carcinogenic, a risk level that would result, at most, in one additional cancer per one million people (risk of 1 X 10-6) exposed to the carcinogen must be used in determining the human health criterion. Notwithstanding the above, the Department shall utilize a 10-4 risk level when calculating ambient water quality criteria for inorganic arsenic.
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