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Federal
AP-42 Emissions Factors (WebFIRE)
U.S. Environmental Protection Agency —
Emissions factors have long been the fundamental tool in developing national, regional, state, and local emissions inventories for air quality management decisions... -
Federal
RACT_BACT_LAER Clearinghouse (RBLC)
U.S. Environmental Protection Agency —
OAR's RACT, BACT, LAER Clearinghouse (RBLC) data asset contains summary information on selected air permitting actions from EPA, state, and local permitting agencies...