2025 Water Quality Results
Summary
Council discussion clarified Hollister's water is a 70/30 blend of Central Valley surface water and local groundwater; naturally occurring chromium-6 triggered state monitoring after standards tightened. Officials emphasized the water is safe to drink.
At a glance
- Total mentions
- 2
- Last 30 days
- 0
Last discussed Jun 29, 2026.
Impact analysis
The city spends about $4.6 million annually purchasing Central Valley water.
All water customers gain transparency about sourcing and testing.
Mentions & discussions (2)
City Council - Special Meeting
Hollister's 2025 water quality report came back clean: no E. coli, coliform, or PFOS detections, nitrate levels at historic lows, and big progress on trihalomethanes. Work continues on a hexavalent chromium compliance strategy already approved by the state.
City Council Meeting
Council discussion clarified Hollister's water is a 70/30 blend of Central Valley surface water and local groundwater; naturally occurring chromium-6 triggered state monitoring after standards tightened. Officials emphasized the water is safe to drink.
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