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District of Columbia Municipal Regulations
Title 21
Chapter 21-19
D.C. Mun. Regs. tit. 21, ch. 19
Water Quality Monitoring Regulations
District of Columbia, Office of the Secretary
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21-1900
Purpose and Scope
21-1901
Quality Assurance Project Plan
21-1902
Quality Assurance Manual
21-1903
Discharge Permit Self-monitoring
21-1904
Other Monitoring
21-1999
Definitions