The licensee may use an energy compensation source (ECS) which 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 microcuries].
(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 §§ 39.35, 39.37 and 39.39.
(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 §§ 39.15, 39.35, 39.37, 39.39, 39.51, and 39.77.
[65 FR 20345, Apr. 17, 2000]
authority: Atomic Energy Act of 1954, secs. 53, 57, 62, 63, 65, 69, 81, 161, 181, 182, 183, 223, 234 (
42 U.S.C. 2073,
2077,
2092,
2093,
2095,
2099,
2111,
2112,
2201,
2232,
2233,
2273,
2282; Energy Reorganization Act of 1974, secs. 201, 206 (
42 U.S.C. 5841,
5846;
44 U.S.C. 3504 note
source: 52 FR 8234, Mar. 17, 1987, unless otherwise noted.
cite as: 10 CFR 39.53