Is Costilla, New Mexico tap water safe?
1 water system report serving Costilla. Your water depends on which one serves your address. Check your bill if unsure.
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Costilla Mdwca
Serves 244 people · Groundwater · Full report →
5 health-based violations in the last 5 years; 13 monitoring/reporting violations; 6 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2022).