Is Big Sandy Rancheria, California tap water safe?
1 water system report serving Big Sandy Rancheria. Your water depends on which one serves your address. Check your bill if unsure.
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Big Sandy Rancheria
Serves 408 people · Groundwater · Full report →
9 health-based violations in the last 5 years; 11 monitoring/reporting violations; 8 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).