Environmental Rules in Beaverton, OR (2026)
1 verified environmental rules for Beaverton, Oregon, sourced directly from the municipal code and official government pages.
Verified from official government sources
Flood Zones
Beaverton participates in FEMA's National Flood Insurance Program and regulates development in mapped Special Flood Hazard Areas under the Beaverton Development Code Chapter 60.05 (Special Districts and Overlay Zones, including Floodplain). The primary Beaverton floodplains follow Beaverton Creek, Fanno Creek, Johnson Creek, and Hall Creek (FEMA Zone AE). New construction and substantial improvements in SFHAs must meet elevation, floodproofing, and Oregon-specific PICM (Pre-Implementation Compliance Measures) habitat-protection standards.
Beaverton Flood Zones: NFIP Compliance and Beaverton Creek Floodplain
Heavy RestrictionsBeaverton Development Code Chapter 60, Section 60.10; Beaverton City Code Title 9, Chapter 9.05 (Site Development); Beaverton City Code Title 8, Chapter 8.02.140
Floodplain Standards and Development in Beaverton. Beaverton is a participating NFIP community and must therefore comply with FEMAs requirements, including PICM, to remain eligible for Flood Insurance... All development located in a special flood hazard area requires a floodplain permit which is processed along with other development permits. Basic Regulatory Responsibilities and Applicable Cod...
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County ordinances apply to unincorporated areas and may supplement Beaverton city rules.
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