Is CITY OF CISCO's water safe to drink?
CITY OF CISCO had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 4,076 people through 2,769 service connections.
How this compares nationally
Out of 12,903 systems in this dataset, CITY OF CISCO ranks 258th by violation burden (98th percentile) - 88 violations total, 51 health-baseds.
Against the TX average
CITY OF CISCO's 51 health-based violations sit above the TX average of 6.7, across 1,633 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
CITY OF CISCO's most recent violation on record is dated 2025-02-07, with the most recent health-based one dated 2022-02-12. Last reported to EPA: 06/26/2026.
The concern categories on record
CITY OF CISCO'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); Interim Enhanced Surface Water Treatment Rule; Long Term 2 Enhanced Surface Water Treatment Rule; Revised Total Coliform Rule; Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: Chlorine dioxide
- Disinfection byproducts - flagged from: Chlorite; TTHM; 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 CITY OF CISCO's record does not cover
CITY OF CISCO'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 - 51 health-based violations on file for CITY OF CISCO - 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.