Missouri Water Quality

The Department of Natural Resources takes a holistic approach to protecting water quality. Working with citizen stakeholder groups, streamlining our permitting process and providing financial assistance to communities making water and wastewater infrastructure improvements are just some of the many tools used to effectively manage our watersheds.

Announcements

• Exceedance Monitoring System

Online Search and Maps

• Clean Water Information System
• Applications in Process Search
• Effective and Expired Permit Search
• Water Quality Standards Search
• Drinking Water Watch
• Lake of the Ozarks Water Quality Study
• Water Quality Sampling Assessment Data Search

Permitting Process

• Issued Water Protection Permits List
• Proposed Water Protection Permits List

Water Quality

• Impaired Waters and Total Maximum Daily Loads
• Proposed 2010 303(d) List
• Water Quality (305b) Report
• Water Quality Standards