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Multnomah County, OR Trash & Recycling: Illegal Dumping (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Fine range
$500 to $999 per violation
Plus
cost of cleanup and disposal
Governing section
MCC § 21.702
Coverage area
unincorporated county only
Enforcement
county hearings officer

Summary

Dumping trash, garbage or debris on public or private land without permission in unincorporated Multnomah County draws a civil fine of $500 to $999 per violation, plus cleanup costs.

City-specific rules exist: Portland, and Gresham have their own illegal dumping rules that differ from Multnomah County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

No person, firm or corporation shall throw or place ... other than in receptacles provided therefor, upon the private land or waters of another person, firm or corporation without the permission of the owner, or upon public lands or waters, or upon any public place, any rubbish, trash, garbage, debris or other refuse or recyclable material. ... Any person, firm or corporation violating § 21.702 shall be subject to the following: 1. A civil fine of not less than $500 and no more than $999 for each violation; and 2. An award of costs to reimburse the county for the actual expenses of cleanup and disposal caused by the violation.

Full Breakdown

County Code § 21.702 bars throwing or placing rubbish, trash, garbage, debris or other refuse or recyclable material, outside a proper receptacle, on another person's land or water without permission, or on any public land, water or place. Violators face a civil fine of not less than $500 and no more than $999 per violation under § 21.999(C)(2)(a), plus an award of costs to reimburse the county for its actual cleanup and disposal expenses. The county can prosecute before a hearings officer or as a criminal or civil offense where state law allows. This subchapter applies only to unincorporated Multnomah County, Portland, Gresham, Troutdale, Fairview and Wood Village enforce dumping and litter rules under their own municipal codes.

Violations & Fines

Civil fine of $500-$999 per violation plus cleanup/disposal costs; prosecutable before a hearings officer or as a criminal or civil offense under state law.

Frequently Asked Questions

Does this rule apply inside Portland?
No. Portland has its own municipal code and litter ordinances; this Multnomah County rule covers only the unincorporated county.
What can I be fined for under the dumping law?
Throwing or placing trash, garbage, debris or recyclable material on someone else's property without permission, or on public land, water or places.

Sources & Official References

Other rules in Multnomah County

All Multnomah County rules

Compare Multnomah County to another location·View the Oregon trash & recycling overview

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Illegal Dumping in Cities Across Multnomah County