dockets: EPA-R09-OAR-2025-3821

Regulatory dockets from Regulations.gov — containers for related documents and comments in a rulemaking proceeding.

Data license: Public Domain (U.S. Government data) · Data source: Federal Register API & Regulations.gov API

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id agency_id title docket_type last_modified object_id
EPA-R09-OAR-2025-3821 EPA Air Plan Approval; Arizona; Attainment Plan for the Hayden SO2 Nonattainment Area for the 1971 and 2010 Sulfur Dioxide National Ambient Air Quality Standards Rulemaking 2026-04-06T13:29:17Z 0b000064b90c5786

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