2016 Water Quality in Arizona 305(b) Assessment Report
Revised on: March 13, 2018 - 9:39am
2016 Clean Water Act Assessment including Methods and Technical Support | View >
Assessed Water Map | View >
Watershed Assessments
- Bill Williams | View >
- Colorado – Grand Canyon | View >
- Colorado – Lower Gila | View >
- Little Colorado | View >
- Middle Gila | View >
- Santa Cruz | View >
- San Pedro | View >
- Salt River | View >
- Upper Gila | View >
- Verde River | View >
Appendix A – Alphabetical List of Waters Included in the Assessment | View >
Appendix B – Waters Grouped by Assessment Category | View >
Appendix C – Impaired Waters List | View >
Appendix D – Critical Conditions | View >
Appendix E – Delisting Impairments | View >
Appendix F – Water Quality Improvements | View >
Appendix G – TMDL Priority Ranking | View >
Delist Reports
- Gila River for Boron and Selenium | View >
- Tonto Creek for Nitrogen | View >
- East Verde for Arsenic | View >
- East Verde for Selenium | View >
View the Previous Assessment for 2012/2014 | View Now >