TX160.01 Air Quality State Implementation Plans; Approval and Promulgation; Texas; Clean Air Act Redesignation Substitute for the Houston-Galveston-Brazoria 1-Hour Ozone Nonattainment Area, Proposed rule, 4 pages.
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TX160.01 Air Quality State Implementation Plans; Approval and Promulgation; Texas; Clean Air Act Redesignation Substitute for the Houston-Galveston-Brazoria 1-Hour Ozone Nonattainment Area, Proposed rule, 4 pages.
Source: EPA Regulations news 2