What's in GILBERT, TOWN OF's water?
GILBERT, TOWN OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 247,600 people through 84,000 service connections.
How this compares nationally
889 total violations and 5 health-based ones put GILBERT, TOWN OF at the 74th percentile nationally for violation burden, rank 3,310 of 12,903.
Against the AZ average
Among the 199 AZ systems in this dataset, the average is 8.2 health-based violations - GILBERT, TOWN OF's 5 is at or below that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
GILBERT, TOWN OF's most recent violation on record is dated 2026-01-02, with the most recent health-based one dated 2017-01-10. Last reported to EPA: 05/14/2026.
The concern categories on record
GILBERT, TOWN OF'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: Long Term 2 Enhanced Surface Water Treatment Rule; Surface Water Treatment Rule
- Nitrate / nitrite - flagged from: Nitrate
- Disinfection byproducts - flagged from: TTHM
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 GILBERT, TOWN OF's record does not cover
GILBERT, TOWN OF'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 - 5 health-based violations on file for GILBERT, TOWN OF - 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.