Waste Disposal Methodologies Contact Email aqpsd@arb.ca.gov Phone (916) 322-5350 Area Source CategoriesLandfillsAgencyMunicipal Waste Disposal (Biodegradation)DistrictOther (Waste Disposal)AgencyComposting Waste/Volatile Organic Waste/Biological WastesDistrictPoint Source CategoriesOther (Waste Disposal)AgencyComposting FacilitiesCARB/District