Is EL TANQUE WSC's water safe to drink?
EL TANQUE WSC has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 3,000, over 900 connections.
How this compares nationally
Out of 12,903 systems in this dataset, EL TANQUE WSC ranks 8,250th by violation burden (36th percentile) - 10 violations total, 1 health-based.
How EL TANQUE WSC compares within TX
Among the 1,633 TX systems in this dataset, the average is 6.7 health-based violations - EL TANQUE WSC's 1 is at or below that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for EL TANQUE WSC is from 2014-01-07 (health-based: 1991-01-05). Last reported to EPA: 06/26/2026.
What kind of problem, specifically
EL TANQUE WSC'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)
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 EL TANQUE WSC'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 EL TANQUE WSC's customers' taps is household plumbing, invisible to a system-level record ranked 8,250th of 12,903 by violation count. The guide to what this data misses covers that gap.