Code
Description
G21
Air pollution control devices (baghouse dust, etc.)
G22
Laboratory analytical wastes (used chemicals)
G23
Wastewater treatment (sludge, filter cake, etc.)
G24
Solvent or product distillation recovery (sludge, waste)
G25
Hazardous waste management
G26
Storage and disposal unit leachate collection
G32
Cleanup of spill residues
G33
Leak collection and floor sweeping
G41
Closure of hazardous waste management unit under
RCRA
G42
Corrective action at a solid waste management unit
under RCRA
G43
Remedial action or emergency response under
Superfund
G44
State program or voluntary cleanup
G45
Underground storage tank cleanup
G49
Other remediation
APPENDIX C - SYSTEM TYPE CODES: The system type code describes how the waste is
managed.
Code
Description
H010
Metals recovery including retorting, smelting,
chemical, etc.
H020
Solvents recovery
H039
Other recovery or reclamation for reuse including acid
regeneration recovery, etc.
H040
Incineration - thermal destruction other than use as a
fuel
H050
Energy recovery at this site - use as fuel includes on-
site fuel blending
H061
Fuel blending prior to energy recovery at another site
H071
Chemical reduction with or without precipitation
H073
Cyanide destruction with or without precipitation
H075
Chemical oxidation
H076
Wet air oxidation
H077
Other chemical precipitation with or without pre-
treatment