The justifications for all CAAQES research efforts have been the real or anticipated inappropriate regulatory actions by the EPA or by SAPRAs.
The TSP emission factor listed by the EPA in AP-42 Compilation of Air Pollutant Emission Factors and used by SAPRAs to permit feed yards was 280 pounds per 1000 head per day (Ib/1000hd/day).
Title V of the 1990 CAA amendments authorized the EPA or SAPRAs to levy fees on all major pollutant sources.
The new policy was that SAPRAs should only use stationary (point) source annual emissions of [PM.
In summary, providing SAPRAs or the EPA with accurate engineering data on emission rates of TSP, [PM.