Is TEMPE WSC 1's water safe to drink?
TEMPE WSC 1 had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. Population served: 2,725, over 1,052 connections.
Ranked against every other system in this dataset
TEMPE WSC 1 has 423 violations on record in total, 294 of thems health-based - ranking it 5th of 12,903 systems by violation count, the 100th percentile nationally.
Against the TX average
TEMPE WSC 1's 294 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
TEMPE WSC 1's most recent violation on record is dated 2025-02-07, with the most recent health-based one dated 2025-01-10. Last reported to EPA: 06/26/2026.
The concern categories on record
TEMPE WSC 1'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:
- Radionuclides - flagged from: Combined Radium (-226 and -228); Gross Alpha, Excl. Radon and U
- Other regulated metals - flagged from: Arsenic
The most severe category on record is radionuclides, which points toward a reverse osmosis-class filter if you want to address it directly.
What TEMPE WSC 1's record does not cover
TEMPE WSC 1'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 - 294 health-based violations on file for TEMPE WSC 1 - 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.