Federal Register #2026-09604

EPA Proposes Clean Data Determination for PM2.5 in Portola, Plumas County, CA

This notice announces a regulatory action by the Environmental Protection Agency (EPA) regarding air quality standards in Portola, Plumas County, California. - Government Buyer: - Environmental Protection Agency (EPA) - No OEMs or commercial vendors are involved; this is not a procurement action. - No products or services are being requested or purchased. - Key Details: - EPA proposes a Clean Data Determination (CDD) for the Portola nonattainment area, indicating attainment of the 2012 annual PM2.5 standard based on recent monitoring data. - If finalized, the CDD would suspend certain Clean Air Act requirements for the area, provided it continues to meet the standard. - The area remains designated as nonattainment until a formal redesignation request and maintenance plan are approved. - No contract value, period of performance, or delivery locations are applicable, as this is a regulatory notice, not a procurement opportunity.

Description

The Environmental Protection Agency (EPA) is proposing to determine that the Portola nonattainment area in Plumas County, California, attained the 2012 annual fine particulate matter (PM2.5) national ambient air quality standard (NAAQS) by the December 31, 2025 attainment date. This determination is based on ambient air quality monitoring data from 2023 through 2025. The EPA is also proposing to make a clean data determination (CDD) which, if finalized, will suspend certain Clean Air Act requirements for the area as long as it continues to meet the standard. The area will remain designated nonattainment unless the state submits and EPA approves a redesignation request and maintenance plan. Comments are accepted until June 15, 2026.

View original listing