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Środowisko i energia · 23/06/2025

EPA Proposes Approval of California's San Joaquin Valley Maintenance Plan

The Environmental Protection Agency (EPA) is proposing to approve California's 2023 San Joaquin Valley Maintenance Plan and redesignate the area from nonattainment to attainment for the revoked 1979 1-hour ozone national ambient air quality standard.

Source: Federal Register — Environmental Protection AgencyOpen original release →