Antidegradation Implementation

As of Aug. 30, 2008, all permit applications for new or expanded discharges are required to follow the Missouri Antidegradation Rule and Implementation Procedure. The Antidegradation Review process will be initiated by requests for water quality based effluent limits.

Antidegradation Rule and Implementation Procedure PDF
Approved April 20, 2007 and revised on May 7, 2008.

Review Request Forms, Process Diagram, and Example Outline for Antidegradation Submittals

Water Quality Review Assistance/ Antidegradation Review Request, Form--MO 780-1893 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Summary - Tier Determination and Effluent Limit Summary, Form--MO 780-2025 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Summary - Attachment A: Tier 2 - Significant Degradation, Form--MO 780-2021 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Summary - Attachment B: Tier 2 - Minimal Degradation, Form--MO 780-2022 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Summary - Attachment C: Temporary Degradation, Form--MO 780-2023 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Summary - Attachment D: Tier 1 Review, Form--MO 780-2024 Adobe PDF / Fill-in MS Word DOC
No Degradation Evaluation - Conclusion of Antidegradation Review, Form--MO 780-2026 Adobe PDF / Fill-in MS Word DOC
Antidegradation Review Applicability Process Diagram PDF
Example Outline for Antidegradation Submittals PDF

Permit Application Forms

Form A - Application for Construction or Operating Permit, Form--MO 780-1479 Adobe PDF / Fill-in MS Word DOC
Form B - Application for Construction or Operating Permit for Facilities which receive basically Domestic Waste, Form--MO 780-1512 Adobe PDF / Fill-in MS Word
Form B2 - Application for Construction or Operating Permit for Facilities which receive basically domestic waste and have a design flow more than 100,000 gallons per day--MO 780-1805 Adobe PDF / Fill-in MS Word

Policy and Guidance Documents

Ammonia Implementation Guidance PDF (08/07)
Water Quality Monitoring in Support of Missouri's Antidegradation Rule PDF

Publications

Article in Water and Wastewater Digest
Presentation from Antidegradation Implementation Workshops PDF (2.7 MB) June 2008

Antidegradation Presentations From Workshops and Availability Sessions

GIS Data

Department of Natural Resources interactive map viewer To add permitted facilities to the map viewer, select Waste then the data.
Locational Data Quality Control Tool
Missouri Spatial Data Information Service All of the department's GIS data is available for download from the State Clearinghouse for GIS data
- Link to GIS Data
- To be notified when new GIS data is available through the listserv,
  click the link on the left called Join MSDIS Newsgroup, you will then be given a form to enter your email address.
NAICS Codes - The North American Industry Classification System, or NAICS, has replaced the U.S. Standard Industrial Classification system.

Water Quality Assessment Procedures

Requesting Data: Please contact the Water Pollution Control Branch's Water Quality Monitoring and Assessment Section at 573-751-1300.
Collecting Data: Quality Assurance Project Plan is required. For plan requirements, visit www.epa.gov/quality/qs-docs/r5-final.pdf.
Template for the Development of a Quality Assurance Project Plan PDF