Ganado-Burnside-Cornfield-Steamboat NTUA: EPA violation history, explained
Ganado-Burnside-Cornfield-Steamboat NTUA has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 3,947 people get their water from it, across 1,154 connections.
Ganado-Burnside-Cornfield-Steamboat NTUA's record against the rest of the country
79 total violations and 4 health-based ones put Ganado-Burnside-Cornfield-Steamboat NTUA at the 69th percentile nationally for violation burden, rank 3,976 of 12,903.
Against the AZ average
Ganado-Burnside-Cornfield-Steamboat NTUA's 4 health-based violations sit within the AZ average of 8.2, across 199 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Ganado-Burnside-Cornfield-Steamboat NTUA's most recent violation on record is dated 2023-01-10, with the most recent health-based one dated 2016-01-08. Last reported to EPA: 06/23/2026.
The concern categories on record
Ganado-Burnside-Cornfield-Steamboat NTUA'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
- Other regulated metals - flagged from: Antimony, Total
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 Ganado-Burnside-Cornfield-Steamboat NTUA's record does not cover
Ganado-Burnside-Cornfield-Steamboat NTUA'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 Ganado-Burnside-Cornfield-Steamboat NTUA - 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.