# Very Small Quantity Generator (VSQG) — Hazardous waste generator categories — federal vs California vs Washington thresholds and obligations

For Very Small Quantity Generator (VSQG), authority is California DTSC (22 CCR 66262); quantity threshold is less than 100 kg of non-acute hazardous waste; acute waste threshold is less than 1 kg of acutely hazardous waste in a calendar month; key obligations is DTSC has not adopted the federal VSQG exemption, recorded from its source on 2026-08-11.

- **Authority:** California DTSC (22 CCR 66262) _(our reading, not quoted from the source)_
- **Generator category:** Very Small Quantity Generator (VSQG) _(verified: appears in the quote below)_
- **Quantity threshold:** less than 100 kg of non-acute hazardous waste _(verified: appears in the quote below)_
- **Acute waste threshold:** less than 1 kg of acutely hazardous waste in a calendar month _(verified: appears in the quote below)_
- **Key obligations:** DTSC has not adopted the federal VSQG exemption _(verified: appears in the quote below)_

## What the source says

> Very Small Quantity Generator (VSQG) – Generators of less than 100 kg of non-acute hazardous waste and less than 1 kg of acutely hazardous waste in a calendar month. Because DTSC has not adopted the federal VSQG exemption, VSQGs are required to comply with the requirements

## Source

- https://dtsc.ca.gov/hazardous-waste-generator-requirements-fact-sheet/

Last verified: 2026-08-11. Review by: 2027-08-11.
Part of [Hazardous waste generator categories — federal vs California vs Washington thresholds and obligations](https://referencesource.org/hazwaste-generator-category-thresholds/).