The rules and regulations of the MDNR that apply to the Sewer District are written in Section 10 CSR Division 20. The section is entitled Clean Water Commission (CWC). The CWC is the water contaminant control agency established to oversee matters such as issuing permits for wastewater treatment, protecting and improving Missouri waterways by monitoring water quality, investigating complaints from the public, adopting regulations, enforcing the Clean Water Law and administering grants. The MDNR Water Pollution Control staff is supervised and guided by the CWC, and the director of staff serves the commission. Division 20 of 10 CSR regulates the collection and treatment of wastewater including such issues as operating permits, water quality standards, design guides and operations. To view the regulations, CLICK HERE.