# Approval of Air Quality Implementation Plans; Puerto Rico; Infrastructure Requirements for the 1997 and 2008 Ozone, 1997 and 2006 Fine Particulate Matter and 2008 Lead NAAQS

> **EPA** · Rulemaking · Modified 2025-11-13T20:29:12Z

## Docket
- **Docket ID:** EPA-R02-OAR-2016-0060
- **Agency:** EPA
- **Type:** Rulemaking
- **Last modified:** 2025-11-13T20:29:12Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/EPA-R02-OAR-2016-0060)
- [Public comments](https://www.regulations.gov/docket/EPA-R02-OAR-2016-0060/comments)

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