The CWA §303(d)/305(b) Integrated Report (IR) is designed to satisfy the statutory requirements of Section (§) 303(d) and the reporting requirements of §§ 305(b) and 314 of the federal Water Pollution Control Act (33 U.S.C. 1251) commonly known as the Clean Water Act (CWA). It is also designed to serve as a source of basic information on water quality and water pollution control programs in New Mexico. The Comprehensive Assessment and Listing Methodology (CALM) explains how New Mexico assesses surface water quality data against our most current water quality standards (20.6.4 NMAC) to determine attainment.
Contact Meredith Zeigler at meredith.zeigler@env.nm.gov with §303(d)/305(b) Integrated Report questions.
PUBLIC COMMENT DRAFT –
2026-2028 CWA §303(d)/305(b) Integrated Report
| 2026-2028 Integrated Report plus all appendices (pending) | Appendix B — Designated Use, Cause, and Source Summary Tables (pending) |
| Appendix A –Integrated List | Appendix C — Response to Comments (pending) |
| WQCC presentation (pending) WQCC approval order (pending) | EPA approval letter (pending) |
2026-2028 Integrated List Summary Spreadsheets
| Integrated List by IR Category – Excel | All impairments (Category 4 or 5) – Excel |
| New Impairments – Excel | De-listed impairments – Excel |
2026-2028 Supporting Documents and Websites
- Comprehensive Assessment and Listing Methodology (CALM)
- Assessment Rationale (ROD)
- Data Submittal Information
- 2026 IR External Data Quality Determinations
- 20.6.4.114.B NMAC radionuclides public disclosure memo
- IR Category 4B Demonstration for Sandia Canyon
- Public Notice (English) (Español) & Public Involvement Plan