U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 40Chapter IPart 52Subpart AAA - Subpart AAA—Guam
§ 52.2670 - Identification of plan.
§ 52.2671 - Classification of regions.
§ 52.2672 - Approval status.
§ 52.2673 - Original identification of plan.
§§ 52.2674-52.2675 - §[Reserved]
§ 52.2676 - Significant deterioration of air quality.
§ 52.2677 - [Reserved]
§ 52.2678 - Control strategy and regulations: Particulate matter.
§ 52.2679 -
§§ 52.2680-52.2681 - §[Reserved]
§ 52.2682 - Air quality surveillance.
§ 52.2683 - [Reserved]
§ 52.2684 - Source surveillance.
§ 52.2685 - [Reserved]
§ 52.2686 - Upset-breakdown reporting.
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