Is HARRIS COUNTY FWSD 1A's water safe to drink?
HARRIS COUNTY FWSD 1A has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,640 people get their water from it, across 880 connections.
HARRIS COUNTY FWSD 1A's record against the rest of the country
Out of 12,903 systems in this dataset, HARRIS COUNTY FWSD 1A ranks 1,891th by violation burden (85th percentile) - 85 violations total, 10 health-baseds.
How HARRIS COUNTY FWSD 1A compares within TX
Among the 1,633 TX systems in this dataset, the average is 6.7 health-based violations - HARRIS COUNTY FWSD 1A's 10 is above 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 HARRIS COUNTY FWSD 1A is from 2025-02-07 (health-based: 2019-03-01). Last reported to EPA: 06/26/2026.
What kind of problem, specifically
HARRIS COUNTY FWSD 1A'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); Revised Total Coliform 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 HARRIS COUNTY FWSD 1A'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 HARRIS COUNTY FWSD 1A's customers' taps is household plumbing, invisible to a system-level record ranked 1,891th of 12,903 by violation count. The guide to what this data misses covers that gap.