Multnomah County has authority to ban fireworks in unincorporated areas and has done so during periods of high fire risk. Oregon law bans aerial fireworks, firecrackers, and exploding devices statewide (Class B misdemeanor, up to $2,500 fine). County bans extend to all consumer fireworks during declared periods.
Oregon law (ORS 480.110) prohibits aerial fireworks, firecrackers, bottle rockets, roman candles, and devices that explode or travel more than 12 inches into the air — Class B misdemeanor, up to $2,500 fine. Multnomah County Commissioners have voted to ban the sale and use of ALL fireworks (including legal ground-based consumer devices) in unincorporated areas during periods of high fire risk. County bans typically cover forested areas in east county, the west hills, and Sauvie Island. Multnomah County Sheriff's deputies enforce and may seize illegal fireworks. Legal fireworks sale dates in Oregon: June 23–July 6. Always check current ban status before any fireworks use.
Illegal fireworks: Class B misdemeanor, up to $2,500 fine; civil penalty up to $500. County ban violations enforced by Multnomah County Sheriff.
Multnomah County, OR
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