# Determination of Attainment by the Attainment Date; California; Mariposa County; 2015 8-Hour Ozone National Ambient Air Quality Standards

> **EPA** · Rulemaking · Modified 2025-10-30T15:53:31Z

## Docket
- **Docket ID:** EPA-R09-OAR-2025-0084
- **Agency:** EPA
- **Type:** Rulemaking
- **Last modified:** 2025-10-30T15:53:31Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/EPA-R09-OAR-2025-0084)
- [Public comments](https://www.regulations.gov/docket/EPA-R09-OAR-2025-0084/comments)

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