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PWQ Documents https://codot.gov/programs/environmental/water-quality/stormwater-programs/pwq-permanent-water-quality/documents https://codot.gov/@@site-logo/siteLogo.png

PWQ Documents

CDOT Intergovernmental Agreement requirements, as outlined in Colorado Revised Statute 43-2-135
Consultant Guide for Permanent Water Quality Evaluation & Tracking (PET) Form - Coming Soon!
Example PWQ CM Maintenance Plan and Example PWQ CM Maintenance Notes
Operations and Maintenance Plan Development Guidance
Permanent Water Quality Evaluation & Tracking (PET) Form - CDOT Instructions
Permanent Water Quality Expenditure Tracking (AASHTOWare Project Category 1300) Training (AASHTOWare section of training begins at minute 3:51 and lasts 4 minutes)
Permanent Water Quality Program Description Document
Permanent Water Quality Program Manual - Update in process. Please contact PWQ Program Manager for assistance.

  • Permanent Water Quality Section of Drainage Design Manual (Updated 6-30-21)
  • Pond Information Certification Slide Deck
  • Hydraulic Engineer Pond Information Certification - Permanent Water Quality
  • CDOT Project Engineer Certification - Permanent Water Quality
  • Pond Information / Volume Certification Training
  • PWQ Checklist
  • PWQ Checklist Guidance
  • PWQ CM Life Cycle Costs
  • Super Circular - Uniform Administrative Requirements, Cost Principles, and Audit Requirements for  Federal Awards in 2 CFR Part 200
  • Water Quality Report Outline


Report an Illicit Discharge

Hotline: 303-512-4426
Illegal discharges (aka, illicit discharges) emit into CDOT's storm drain system pollutants. 
(e.g., oil, grease, fertilizers, pesticides, grass clippings, leaves, or odd smelling/colored substances)

Environmental Programs Branch News
  • Final Report Completed - Beaver Management Along Roads and Within the Right-of-Way Mar 29, 2022
  • CDOT 2021 Environmental Award Winners Announced Mar 02, 2022
  • Lisa Schoch promoted to Cultural Resources Section Manager Feb 15, 2022
  • Updated 2022 SB40 guidelines are now available Feb 15, 2022
  • Updated March and May Coffee at CDOT Schedule Jan 26, 2022
Environmental Programs Branch News - More…
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