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Public Works: City says Caldwell has water supply but needs conveyance upgrades; outlines four priority projects
Summary
Public Works reported that Caldwell is not running out of water but identified conveyance issues and four priority projects — PRVs to interconnect pressure zones, replacement of underperforming booster pumps at Well 17, connectivity improvements between zones 3 and 4, and maximizing Well 21 output (with possible arsenic treatment) — to maintain system capacity through 2025.
Public Works Director Rob McDonald told the City Council that Caldwell has adequate aquifer supply but faces conveyance and pressure-zone limitations that require targeted upgrades to maintain service and fire-flow capacity through 2025.
McDonald presented a supply-and-demand evaluation and identified four major near-term projects the city’s consultants recommended: install a pressure-reducing valve (PRV) between zones 2 and 1 to allow controlled bleed and…
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