Is GWA SOUTHERN WATER SYSTEM's water safe to drink?
GWA SOUTHERN WATER SYSTEM has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 5,801 people get their water from it, across 1,900 connections.
How this compares nationally
11 total violations and 2 health-based ones put GWA SOUTHERN WATER SYSTEM at the 50th percentile nationally for violation burden, rank 6,493 of 12,903.
How GWA SOUTHERN WATER SYSTEM compares within GU
GWA SOUTHERN WATER SYSTEM's 2 health-based violations sit within the GU average of 6.0, across 4 systems statewide. 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 GWA SOUTHERN WATER SYSTEM is from 2018-01-01 (health-based: 2018-01-01). Last reported to EPA: 06/25/2026.
What kind of problem, specifically
GWA SOUTHERN WATER SYSTEM'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: Revised Total Coliform Rule
- Disinfection byproducts - flagged from: Total Haloacetic Acids (HAA5)
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
GWA SOUTHERN WATER SYSTEM'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. This record - 2 health-based violations on file for GWA SOUTHERN WATER SYSTEM - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.