CITY OF GRIDLEY: EPA violation history, explained
CITY OF GRIDLEY has at least one health-based violation EPA's ECHO database still lists as unaddressed - the required fix has not been reported complete. It serves 7,269 people through 2,282 service connections.
CITY OF GRIDLEY's record against the rest of the country
Out of 12,903 systems in this dataset, CITY OF GRIDLEY ranks 4,511th by violation burden (65th percentile) - 7 violations total, 4 health-baseds.
How CITY OF GRIDLEY compares within CA
CITY OF GRIDLEY's 4 health-based violations sit within the CA average of 5.8, across 803 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 CITY OF GRIDLEY is from 2025-05-10 (health-based: 2025-05-10). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
CITY OF GRIDLEY'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:
- Lead & copper - flagged from: LEAD AND COPPER RULE REVISIONS
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
- Other regulated metals - flagged from: Arsenic
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
CITY OF GRIDLEY'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 - 4 health-based violations on file for CITY OF GRIDLEY - 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.