Verified Floodplain engineering (PE / CFM certification) Seattle, WA · Pacific Northwest

Northwest Hydraulic Consultants (NHC)

The one firm with a documented authored deliverable in both Pacific Northwest target metros - a Portland Willamette no-rise analysis and King County flood hazard work. No-rise certification is the closest adjacent product to a floodproofing certificate.

Credentials & verification

Services

  • flood hazard assessment
  • no rise certification
  • hydraulic modeling
  • river engineering

Service area

Seattle WA · Puget Sound · King County · Portland OR · Willamette River

Our verification notes

The Portland no-rise analysis dates to 2010, so it demonstrates capability rather than current staffing. The named principal appears only on the firm's own staff page, not in an agency document or CFM roster, so his credential is treated as unverified. No CFM verified.

Sources checked

  • https://osu-wams-blogs-uploads.s3.amazonaws.com/blogs.dir/2943/files/2019/02/Nortwest-Hydraulic-Consultants-Inc.-2010-No-rise-Analysis-for-Zidell-Property-Remediation-Project.pdf
  • https://nhcwater.com/featured-projects/

Last verified 2026-08-13. This is an independent listing, not an endorsement, and we are not affiliated with Northwest Hydraulic Consultants (NHC). Confirm the current license, insurance and references directly before signing any contract.

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