Portal: United States Environmental Protection Agency, Proposed Revision of the Texas Regional Haze Federal Implementation Plan and Denial of Petition for… (2023)
“ EPA is proposing to deny the August 2020 Petition because the objections raised are not centrally relevant under a scenario in which EPA finalizes the proposal to withdraw the present BART-alternative Texas SO2 Trading Program FIP for Texas EGUs and replaces those requirements with source-specific SO2 BART requirements. ”
Portal: United States Environmental Protection Agency, Proposed Revision of the Texas Regional Haze Federal Implementation Plan and Denial of Petition for… (2023)
“ As part of an overall strategy to achieve natural visibility conditions in protected national parks and wilderness areas, the Regional Haze Rule requires states to determine emission controls known as best available retrofit technology or BART for specific categories of stationary sources built between 1962 and 1977. ”
Portal: United States Environmental Protection Agency, Proposed Revision of the Texas Regional Haze Federal Implementation Plan and Denial of Petition for… (2023)
“ While the particles absorb some of the light, other light is scattered before it becomes visible. The greater the number of pollutant particles, the more light is absorbed and scattered. The haze reduces clarity and color of what we can see, in this instance, above the nation’s Class I areas. ”
