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NewsSFGate Bay Area NewsOctober 26, 2026San Francisco County

Napa town famous for wine and restaurants takes drastic action to fix dirty tap water

Photo: SFGate Bay Area News

The city of St. Helena started flushing 40 miles of water mains this week to address persistent brown tap water following years of complaints from residents and businesses. The St. Helena City Council approved more than $885,000 for the flushing project earlier this month. The massive cleaning operation uses zero discharge flushing to remove sediment and biofilm from the pipe interior.

Read the full story at SFGate Bay Area News

Why It Matters

Residents and local businesses face discolored tap water and must avoid using water during flushing hours in their neighborhood while the city cleans 1 to 1.5 miles of pipes per day over the next 45 to 50 days.

Key Facts

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