Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4731 - RADIATION SAFETY
WELL LOGGING
Part 4731.7150 - USE WITHOUT A SURFACE CASING
Universal Citation: MN Rules 4731.7150
Current through Register Vol. 49, No. 13, September 23, 2024
A licensee may use a sealed source in a well without a surface casing for protecting freshwater aquifers only if the licensee follows a procedure for reducing the probability of the source becoming lodged in the well. The procedure must be approved by the commissioner according to part 4731.7020, item C, or by the NRC or an agreement state.
Statutory Authority: MS s 144.1202; 144.1203
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