Aquaculture General Permit ( TXG130000), which authorizes the discharge of wastewater from concentrated aquatic animal production facilities, aquatic animal production facilities, and certain related activities. (Help with PDF.)
Municipal Separate Storm Sewer System (MS4) ( TXR040000) (HTML), which authorizes the discharge of storm water from certain small MS4s.
Ready-Mixed Concrete Plants, Concrete Products Plants, and Their Associated Facilities General Permit ( TXG110000) (HTML), which authorizes the discharge of facility wastewater, contact storm water, and storm water associated with this industrial activity.
Petroleum Bulk Stations and Terminals General Permit ( TXG340000) (HTML), which authorizes the discharge of facility wastewater, contact storm water, and storm water associated with industrial activities from petroleum bulk stations and terminals.
Hydrostatic Test Water General Permit ( TXG670000) (HTML), which authorizes the discharge of hydrostatic test waters.
Petroleum Fuel or Petroleum Substances General Permit ( TXG830000) (HTML), which authorizes the discharge of water contaminated by petroleum fuel or petroleum substances.
Concentrated Animal Feeding Operations (CAFO) General Permit ( TXG920000) (HTML), which authorizes the discharge by evaporation or irrigation of manure, litter, and wastewater associated with the operation of a CAFO.
Manure Compost General Permit ( WQG200000), which authorizes the disposal of wastewater generated from livestock manure compost operations by evaporation or irrigation. (Help with PDF.)
