Water: State, Tribal & Territorial Standards
Repository of Documents: Missouri
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- Rules of Department of Natural Resources: Division 20- Chapter 7 - 10 CSR
20-7.010 - 10 CSR 20-7.050 (2012) (PDF) (153 pp, 1.3MB)
- (Effective January 6, 2015) Water quality standards for waters of the state. Please note that some provisions in this document have not been approved by EPA and are therefore not in effect for CWA purposes. See the cover page for more information.
- Variances to Missouri Surface Water Quality Standards (PDF) (1 pg, 180K)
- (Effective February 25, 2015) Information detailing EPA-approved variances from water quality standards for dischargers to Missouri surface waters.