Consultant: FEMA CTP4 mapping nearing submittal; HEC‑RAS and USGS data used
The District and consultant Wood Rodgers told the Board that the FEMA CTP No. 4 floodplain mapping project covering about 36 miles of streams in Placer County is nearing final submittal; modeling used HEC‑RAS, USGS 2017–2020 topographic data, and targeted LiDAR surveys.
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Eric Griffin, Development Review Coordinator, told the Board that the District and consultant Wood Rodgers, Inc. are finalizing the FEMA CTP No. 4 floodplain mapping submittal and expect to submit materials to FEMA within weeks. The project covers hydrologic and floodplain mapping for roughly 36 miles across eight Placer County streams under an existing Professional Services Agreement.
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