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Washoe County details South Truckee Meadows floodplain remapping as residents press maintenance and insurance concerns
Summary
County engineers presented updated FEMA mapping and a multi-year remapping project for Steamboat Creek tributaries; staff said preliminary work reduces the number of regulated structures, while residents urged more maintenance and clearer outreach on insurance impacts.
Dwayne Smith, Washoe County engineer, and Rob Wyler, a county mapping presenter, delivered a detailed update to the Citizens Advisory Board on a multi-year FEMA remapping of the South Truckee Meadows watershed, saying the effort aims to produce more accurate floodplain boundaries and lower exposure for some properties.
"We're working collaboratively with FEMA, local agencies, the Truckee Rivers Flood Management Authority, and Washoe County Emergency Management," Rob Wyler said, explaining that updated topography and modeling have driven recent map updates. He noted the county has completed remapping for Boneyard Flat and Swan Lake in 2025 and is pursuing remapping for Thomas, Whites and Dry creeks downstream.
The presentation summarized the process and timeline: FEMA began the larger remapping effort in 2019; consultants were retained in April 2024; FEMA issued preliminary…
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