# Water Quality Standards Regulatory Revisions to Protect Tribal Reserved Rights

> **EPA** · Rulemaking · Modified 2026-03-23T22:33:32Z

## Docket
- **Docket ID:** EPA-HQ-OW-2021-0791
- **Agency:** EPA
- **Type:** Rulemaking
- **Last modified:** 2026-03-23T22:33:32Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/EPA-HQ-OW-2021-0791)
- [Public comments](https://www.regulations.gov/docket/EPA-HQ-OW-2021-0791/comments)

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