Is CITY OF AUSTIN WATER & WASTEWATER's water safe to drink?
CITY OF AUSTIN WATER & WASTEWATER had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 1,115,323 people get their water from it, across 279,758 connections.
Ranked against every other system in this dataset
8 total violations and 5 health-based ones put CITY OF AUSTIN WATER & WASTEWATER at the 71th percentile nationally for violation burden, rank 3,785 of 12,903.
How CITY OF AUSTIN WATER & WASTEWATER compares within TX
CITY OF AUSTIN WATER & WASTEWATER's 5 health-based violations sit within the TX average of 6.7, across 1,633 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for CITY OF AUSTIN WATER & WASTEWATER is from 2022-01-02 (health-based: 2022-01-02). Last reported to EPA: 06/26/2026.
What kind of problem, specifically
CITY OF AUSTIN WATER & WASTEWATER'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: Interim Enhanced 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
CITY OF AUSTIN WATER & WASTEWATER's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Between the utility's meter and CITY OF AUSTIN WATER & WASTEWATER's customers' taps is household plumbing, invisible to a system-level record ranked 3,785th of 12,903 by violation count. The guide to what this data misses covers that gap.