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Regulations last checked for updates: Apr 30, 2025
Title 40 - Protection of Environment last revised: Nov 30, 2025
All Titles
Title 40
Chapter I
Part 146
Subpart D - Subpart D—Criteria and Standards Applicable to Class III Wells
§ 146.31 - Applicability.
§ 146.32 - Construction requirements.
§ 146.33 - Operating, monitoring, and reporting requirements.
§ 146.34 - Information to be considered by the Director.
authority:
Safe Drinking Water Act,
42 U.S.C. 300f
source:
45 FR 42500, June 24, 1980, unless otherwise noted.
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