Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 302 - WATER QUALITY STANDARDS
Subpart E - LAKE MICHIGAN BASIN WATER QUALITY STANDARDS
Section 302.525 - Radioactivity
Universal Citation: 35 IL Admin Code ยง 302.525
Current through Register Vol. 48, No. 38, September 20, 2024
Except as provided in Section 302.102, all waters of the Lake Michigan Basin must meet the following concentrations:
a) Gross beta concentrations must not exceed 100 picocuries per liter (pCi/L).
b) Strontium 90 concentration must not exceed 2 picocuries per liter (pCi/L).
c) The annual average radium 226 and 228 combined concentration must not exceed 3.75 picocuries per liter (pCi/L).
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