Cal/Am Water Company - San Marino, CA Water Quality
Is Cal/Am Water Company - San Marino's water safe to drink?
Cal/Am Water Company - San Marino's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 47,995 people through 14,544 service connections.
How this compares nationally
Out of 12,903 systems in this dataset, Cal/Am Water Company - San Marino ranks 11,890th by violation burden (8th percentile) - 2 violations total, 0 health-based.
Against the CA average
CA's 804 covered systems average 5.8 health-based violations each; Cal/Am Water Company - San Marino carries 0, not more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
Cal/Am Water Company - San Marino's most recent violation on record is dated 2020-01-01. Last reported to EPA: 06/22/2026.
What Cal/Am Water Company - San Marino's record does not cover
Everything on this page is Cal/Am Water Company - San Marino's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and Cal/Am Water Company - San Marino's customers' taps is household plumbing, invisible to a system-level record ranked 11,890th of 12,903 by violation count. The guide to what this data misses covers that gap.