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U.S. Code of Federal Regulations
Regulations most recently checked for updates: May 19, 2025
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Title 40
Chapter I
Part 265
Subpart F - Subpart F—Ground-Water Monitoring
§ 265.90 - Applicability.
§ 265.91 - Ground-water monitoring system.
§ 265.92 - Sampling and analysis.
§ 265.93 - Preparation, evaluation, and response.
§ 265.94 - Recordkeeping and reporting.
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