Provo Water Quality Summary
Provo City supplies drinking water to about 116,288 people in Provo, Utah, and draws from surface water (rivers, lakes, or reservoirs), which requires fuller treatment for runoff, sediment, and microbial risk. On the IsWaterSafe scale it earns a good Water Safety Score of 80 out of 100 (Grade B), a composite of its EPA SDWIS violation and contaminant record.
EPA SDWIS shows no health-based or monitoring violations on record for Provo City, though 12 enforcement actions are logged in its history.
Across the 14 substances sampled, none exceeded its EPA limit. Nitrate sits highest relative to its ceiling, detected at 5 ppm against an MCL of 10 ppm (sampled January 2022) — within the legal limit.
The most recent documented episode is a health-based violation involving Nitrate, beginning January 2022 and marked resolved March 2023.
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Detected Contaminants
| Contaminant | Detected Level | MCL (Limit) | Status | Sample Date |
|---|---|---|---|---|
| Nitrate | 5 ppm | 10 ppm | Within Limit | Jan 1, 2022 |
| Arsenic | 5 ppb | 10 ppb | Within Limit | Jan 1, 2020 |
| Barium | 1000 ppb | 2000 ppb | Within Limit | Jan 1, 2020 |
| Cadmium | 2.5 ppb | 5 ppb | Within Limit | Jan 1, 2020 |
| Chromium | 50 ppb | 100 ppb | Within Limit | Jan 1, 2020 |
| Cyanide | 100 ppb | 200 ppb | Within Limit | Jan 1, 2020 |
| Fluoride | 2000 ppb | 4000 ppb | Within Limit | Jan 1, 2020 |
| Mercury | 1 ppb | 2 ppb | Within Limit | Jan 1, 2020 |
| Antimony | 3 ppb | 6 ppb | Within Limit | Jan 1, 2020 |
| Beryllium | 2 ppb | 4 ppb | Within Limit | Jan 1, 2020 |
| Thallium | 1 ppb | 2 ppb | Within Limit | Jan 1, 2020 |
| Selenium | 25 ppb | 50 ppb | Within Limit | Jan 1, 2020 |
| Trichloroethylene | 2.5 ppb | 5 ppb | Within Limit | Jan 1, 2020 |
| PFOS/PFOA (PFAS) | 2 ppt | 4 ppt | Within Limit | Jan 1, 2020 |
Violation History
Frequently Asked Questions
Provo City has a Water Safety Score of B (80/100). The system serves 116,288 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.
Provo City has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.
The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.
If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.
Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.
Source: EPA Ground Water and Drinking Water, 2026.