Code of Massachusetts Regulations
105 CMR - DEPARTMENT OF PUBLIC HEALTH
Title 105 CMR 120.000 - The Control of Radiation
EQUIPMENT CONTROL
Section 120.927 - Energy Compensated Sources

Universal Citation: 105 CMR 120.000 MA Code of Regs 120.927

Current through Register 1531, September 27, 2024

The licensee may use an energy compensated source (ECS) which is contained within a logging tool, or other tool components, only if the ECS contains quantities of radioactive material not exceeding 3.7 megabecquerel. (100µCi).

(A) For well-logging applications with a surface casing for protecting fresh water aquifers, use of the ECS is only subject to the requirements of 105 CMR 120.915, 120.916 and 120.917.

(B) For well-logging applications without a surface casing for protecting fresh water aquifers, use of the ECS is only subject to the requirements of 105 CMR 120.904, 120.915, 120.916, 120.917, 120.926 and 120.954.

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