TX240 Texas Rusk-Panola Attainment Demonstration for the 2010 Sulfur Dioxide National Ambient Air Quality Standard, Texas Project No. 2020-057-SIP-NR, submitted to EPA February 25, 2022 (TX-443, SIP)

Air Plan Limited Approval and Limited Disapproval; Texas; Attainment Plan for the Rusk and Panola Counties 2010 Sulfur Dioxide (SO2) Primary National Ambient Air Quality Standard (NAAQS) Nonattainment Area; Finding of Failure To Attain the Primary 2010 One-Hour Sulfur Dioxide Standard for Rusk and Panola Counties: *** EPA is proposing to determine that the Rusk-Panola Counties, Texas nonattainment area failed to attain the 2010 1-hour primary SO2 NAAQS by its attainment date. EPA is also proposing a limited approval and limited disapproval of the State Implementation Plan (SIP) revision for the Rusk-Panola area. EPA is proposing a limited disapproval because the SIP contains a force majeure clause that, if triggered, is such that the emissions limitations are not continuously applicable or enforceable. EPA is proposing limited approval because the SIP revision strengthens the SIP but does not fully meet the Act's requirements and provides for attainment. ****** Approval and Promulgation of Air Quality Implementation Plans; Texas; Federal Implementation Plan for the Rusk-Panola Sulfur Dioxide (SO2) Nonattainment Area: *** EPA is proposing a Federal Implementation Plan (FIP) to establish enforceable emission limits for attaining the 2010 1-hour SO2 primary NAAQS for the Rusk and Panola Counties, Texas nonattainment area. EPA is proposing the FIP to address deficiencies in Texas' 2022 Rusk-Panola area attainment State Implementation Plan (SIP) revision identified in the EPA's proposed limited approval and limited disapproval of that SIP. EPA is proposing to determine that the proposed FIP would provide for attainment of the 2010 SO2 NAAQS in the Rusk-Panola area and meets other applicable Clean Air Act requirements. ****** Air Plan Limited Approval and Limited Disapproval; Texas; Attainment Plan for the Rusk and Panola Counties 2010 Sulfur Dioxide Primary National Ambient Air Quality Standard Nonattainment Area; Finding of Failure To Attain the Primary 2010 One-Hour Sulfur Dioxide Standard for Rusk and Panola Counties; Extension of Comment Period: *** Comment period extension of the August 30, 2024, “Air Quality Standard Nonattainment Area; Finding of Failure To Attain the Primary 2010 One-Hour Sulfur Dioxide Standard for Rusk and Panola Counties”.