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Day 04
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
- Revisions to the California State Implementation Plan, San Diego County Air Pollution Control District
- Revisions to the California State Implementation Plan, South Coast Air Quality Management District
- California State Motor Vehicle Pollution Control Standards; Waivers of Federal Preemption; Notice of Decision
- Agency Information Collection Activities: Proposed Collection; Comment Request; Ambient Air Quality Surveillance, EPA ICR Number 0940- 18, OMB Control Number 2060-0084
AIR TEXT Files - [ZIP 20kb] - Revisions to the California State Implementation Plan, South Coast Air Quality Management District