What's in SUBURBAN WATER SYSTEMS-SAN JOSE's water?
SUBURBAN WATER SYSTEMS-SAN JOSE has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 168,843 people through 40,299 service connections.
How this compares nationally
Out of 12,903 systems in this dataset, SUBURBAN WATER SYSTEMS-SAN JOSE ranks 6,908th by violation burden (46th percentile) - 4 violations total, 2 health-baseds.
How SUBURBAN WATER SYSTEMS-SAN JOSE compares within CA
Among the 803 CA systems in this dataset, the average is 5.8 health-based violations - SUBURBAN WATER SYSTEMS-SAN JOSE's 2 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for SUBURBAN WATER SYSTEMS-SAN JOSE is from 2022-01-04 (health-based: 1993-01-06). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
SUBURBAN WATER SYSTEMS-SAN JOSE's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR); Surface Water Treatment Rule
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
Everything on this page is SUBURBAN WATER SYSTEMS-SAN JOSE'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 SUBURBAN WATER SYSTEMS-SAN JOSE's customers' taps is household plumbing, invisible to a system-level record ranked 6,908th of 12,903 by violation count. The guide to what this data misses covers that gap.