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Raleigh expands flood early-warning system with more gauges, radar-adjusted rainfall and alert capabilities
Summary
City staff described upgrades to the flood early-warning system: a new five-year USGS agreement, 11 new stream gauges, nine rain gauges, integration with Wake County lake gauges, move toward cellular/satellite telemetry and gauge-adjusted radar at 1-km resolution updating every 5 minutes to drive targeted alerts.
An agency presentation at the SMAC meeting detailed new capabilities in Raleigh’s flood early-warning system that staff say will improve real-time monitoring and targeted alerts.
The presenter (speaker 9) said the city finalized a renewed agreement with the U.S. Geological Survey on April 1 and that the system will add 11 stream gauges and nine rain gauges to the network. Wake County has added lake-level gauges that will feed into the same platform, allowing staff to monitor upstream…
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