§351.530. Energy Compensation Source (ECS)

Latest version.

a)         The licensee may use an ECS that is contained within a logging tool, or other tool components only if the ECS contains quantities of licensed material not exceeding 3.7 MBq (100 microCi).

b)         For well logging applications with a surface casing for protecting fresh water aquifers, use of the ECS is only subject to the requirements of Sections 351.350, 351.370, and 351.390.

c)         For well logging applications without a surface casing for protecting fresh water aquifers, use of the ECS is subject to the requirements of Sections 351.150, 351.350, 351.370, 351.390, 351.510, and 351.770.

                    
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