Code

New Source Description

Wastes from Ongoing Production and Service Processes (waste from general day to day manufacturing, production, or maintenance activities)

G01

Dip, flush or spray rinsing (using solvents to clean or prepare parts or assemblies for further processing - i.e. painting or assembly)

G02

Stripping and acid or caustic cleaning (using caustics to remove coatings or layers from parts of assemblies)

G03

Plating and phosphating (electro- or non-electroplating or phosphating)

G04

Etching (using caustics or other methods to remove layers or partial layers)

G05

Metal forming and treatment (pickling, heat treating, punching, bending, annealing, grinding hardening, etc.)

G06

Painting and coating (manufacturing, building, or maintenance)

G07

Product and by-product processing (direct flow of wastes from chemical manufacturing or processing, etc.)

G08

Removal of spent process liquids or catalysts (bulk removal of wastes from chemical manufacturing or processing, etc.)

G09

Other production or service-related processes from which the waste is a direct outflow or result (specify in comments)

Other Intermittent Events or Processes

G11

Discarding off-specification or out-of-date chemicals or products (unused chemicals or products - corresponds to P and U hazardous waste codes)

G12

Lagoon or sediment dragout and leachate collection (large scale operations in open pits, ponds, or lagoons)

G13

Cleaning out process equipment (periodic sludge or residual removal from enclosed processes including internal scrubbing or cleaning)

G14

Removal of tank sludge, sediments or slag (periodic sludge or residual removal from enclosed storage tanks including internal scrubbing or cleaning)

G15

Process equipment change-out or discontinuation of equipment use (final materials and residuals removal including cleaning)

G16

Oil changes and filter or battery replacement (automotive, machinery, etc.)

G19

Other one-time or intermittent processes (specify in comments)

Pollution Control and Waste Management Process Residuals

G21

Air pollution control devices (baghouse dust or ash from stack scrubbers or precipitators; vapor collection, etc.)

G22

Laboratory analytical wastes (used chemicals from laboratory operations)

G23

Wastewater treatment (sludge, filter cake, etc., including wastes from treatment before discharge by NPDES or POTW or by UIC disposal)

G24

Solvent or product distillation or recovery (sludge, waste solvent, bottoms, from recovery/recycling of used product)

G25

Hazardous waste management - indicate management method (for residuals from regulated hazardous waste treatment processes - enter the related H code)

G26

Leachate collection (from landfill operations or other land units)

G27

Hazardous residual from treatment or recovery of universal waste

Spills and Accidental Releases

G31

Accidental contamination of products, materials or containers (other than G11)

G32

Cleanup of spill residues (infrequent, not routine)

G33

Leak collection and floor sweeping (ongoing, routine)

G39

Other cleanup of current contamination (specify in comments)

Remediation of Past Contamination

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 (specify in comments)

Waste Not Physically Generated On Site

G61

Hazardous waste received from off site for storage/bulking and transfer off site for treatment or disposal

For codes G63 – G75

Hazardous waste received from a foreign country (other than a foreign Department of Defense site, Maquiladora, U.S. territory or protectorate).  This site was the generator of record and is the U.S. Importer.  Enter the appropriate code from the list below -

G63

Hazardous waste received from  Antarctica

G64

Hazardous waste received from Aruba

G65

Hazardous waste received from Bahamas

G66

Hazardous waste received from Belgium

G67

Hazardous waste received from Brazil

G68

Hazardous waste received from Canada

G69

Hazardous waste received from Holland

G70

Hazardous waste received from Malaysia

G71

Hazardous waste received from Mexico

G72

Hazardous waste received from New Zealand

G73

Hazardous waste received from Taiwan

G74

Hazardous waste received from Venezuela

G75

Hazardous waste received from other foreign country – specify country name in comments.