Keeping records

recordkeeping icon
Medium quantity generators (MQGs) and large quantity generators (LQGs) must keep records, typically for five years.

Small quantity generators (SQGs) have less requirements but are encouraged to keep the records in the list below. 


What records should I keep?

The table below includes a list of records that generators must keep, what generators must keep them, and how long you must keep them.

Record type Generator Length of time

Waste designation records:

  • Proof of waste types
  • Test results
  • MSDS or SDS
  • Other documents that support generator knowledge.
  • SQGs
  • MQGs
  • LQGs
5 years

Notification of Dangerous Waste Activities

5 years (unless available in Turbo Waste, then paper records not required)

Dangerous Waste Annual Reports

5 years (unless available in Turbo Waste, then paper records not required)

Uniform Hazardous Waste Manifests (UHWM)

  • LQGs
  • MQGs

5 years

Bills of lading, or other shipping receipts

  • All generators if the UHWM is not required
  • Recommended for SQGs

5 years

Exception reports
  • LQGs
  • MQGs
5 years
Land disposal restrictions (LDR) documents
  • LQGs
  • MQGs
5 years

Weekly inspection checklist

  • LQGs
  • MQGs
5 years
Daily Tank Inspection Log for MQGs or LQGs (for keeping track of dangerous waste tank inspections)
  • LQGs
  • MQGs
5 years
Facility inspection reports, logs, and schedule
  • LQGs
  • MQGs
5 years

Employee Training Plan and Records

  • LQGs

Ongoing for current employees, and 3 years for former employees  

Written contingency plan and quick reference guide

  • LQGs
5 years

Solvent-recycling (still) logs

  • Everyone who uses a still
5 years
Treatment-by-generator (TBG) Logs: Logs showing date and amount of waste treated on site
  • LQGs
  • MQGs
5 years
Current permit AND original permit application when treating waste in a permit-by-rule (PBR) unit
  • Everyone treating waste in a PBR unit
Ongoing
Spill Reports
  • LQGs
  • MQGs
5 years