Oregon

For Oregon, general hazardous chemical threshold is 500 gallons, cubic feet, or pounds; ehs threshold is meets or exceeds the Threshold Planning Quantities as defined by 40 CFR 355; special categories or chemicals is Any highly toxic material or explosive in quantities equal to, or greater than, ten pounds, five gallons or 20 cubic feet; report name is Hazardous Substance Report; filing deadline is March 1, recorded from its source on 2026-09-22.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

(2) The hazardous substance reportable quantities shall be as follows: (a) Any quantity of radioactive substance including radioactive wastes, except: sealed source radioactive materials, as defined by OAR 333-100-0005(123) contained in smoke detectors, survey equipment and small laboratory testing equipment. (b) Any highly toxic material or explosive in quantities equal to, or greater than, ten pounds, five gallons or 20 cubic feet; (c) Any Extremely Hazardous Substance that meets or exceeds the Threshold Planning Quantities as defined by 40 CFR 355. (d) For gasoline (all grades combined) at a retail gas station, in quantities equal to, or greater than, 75,000 gallons if the tank was stored entirely underground and the tank was in compliance at all times during the reporting period with all applicable underground storage tank regulations as established by the Oregon Department of Environmental Quality. (e) For diesel fuel (all grades combined) at a retail gas station, in quantities equal to, or greater than, 100,000 gallons if the tank was stored entirely underground and the tank was in compliance at all times during the reporting period with all applicable underground storage tank regulations as established by the Oregon Department of Environmental Quality. (f) Any other hazardous substance in quantities equal to, or greater than, 500 gallons, cubic feet, or pounds.

— secure.sos.state.or.us, retrieved 2026-09-22

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

— all from secure.sos.state.or.us, retrieved 2026-09-22

Source

• secure.sos.state.or.ushttps://secure.sos.state.or.us/oard/displayDivisionRules.action?selectedDivision=3816

Last verified against source: 2026-09-22. Due for re-check by 2027-09-22. This page as Markdown · OKF bundle · full dataset as JSON.