Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| MCL | Health-based | Archived | 2010-09-01 → 2010-09-30 |
| MCL | Health-based | Archived | 2010-09-01 → 2010-09-30 |
| MCL | Health-based | Resolved | 2003-07-01 → 2003-07-31 |
| MCL | Health-based | Resolved | 2003-07-01 → 2003-07-31 |
| MCL | Health-based | Resolved | 2003-07-01 → 2003-07-31 |
| MCL | Health-based | Resolved | 2003-07-01 → 2003-07-31 |
| MCL | Health-based | Resolved | 2002-09-01 → 2002-09-30 |
| MCL | Health-based | Resolved | 2002-09-01 → 2002-09-30 |
| MCL | Health-based | Resolved | 2002-09-01 → 2002-09-30 |
| MCL | Health-based | Resolved | 2002-09-01 → 2002-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 168.1 µg/L 13% of the EPA limit 1300 µg/L
worst single sample: 312.5 µg/L | 63/65 | SYR4 | 2013–2019 |
| Lead | 4.1665 µg/L 28% of the EPA limit 15 µg/L
worst single sample: 6.6 µg/L | 58/65 | SYR4 | 2013–2019 |
| Nitrate | 3600 µg/L 36% of the EPA limit 10000 µg/L | 54/54 | SYR4 | 2013–2019 |
| Lead | 0.0011 mg/L 7.3% of the EPA limit 0.0150 mg/L | 21/21 | LCR | 2025 |
| Gross Alpha, Excl. Radon And U | 8.38 pCi/L 56% of the EPA limit 15 pCi/L
worst single sample: 10.3 pCi/L | 13/13 | SYR4 | 2013–2019 |
| Gross Beta Particle Activity | 7.645 pCi/L No EPA limit set
worst single sample: 8.5 pCi/L | 10/10 | SYR4 | 2015–2019 |
| Nitrate-Nitrite | 3392 µg/L 34% of the EPA limit 10000 µg/L
worst single sample: 3400 µg/L | 9/9 | SYR4 | 2012–2018 |
| Arsenic | 7.85 µg/L 78% of the EPA limit 10 µg/L
worst single sample: 8 µg/L | 7/7 | SYR4 | 2013–2019 |
| Selenium | 1.5 µg/L 3% of the EPA limit 50 µg/L | 7/7 | SYR4 | 2013–2019 |
| Barium | 154.95 µg/L 7.7% of the EPA limit 2000 µg/L
worst single sample: 188.6 µg/L | 6/7 | SYR4 | 2013–2019 |
| Fluoride | 521.825 µg/L 13% of the EPA limit 4000 µg/L
worst single sample: 529.1 µg/L | 6/7 | SYR4 | 2013–2019 |
| TTHM | 3.325 µg/L 4.2% of the EPA limit 80 µg/L
worst single sample: 3.6 µg/L | 6/7 | SYR4 | 2013–2019 |
| Lithium | 93.5 µg/L No EPA limit set | 4/4 | UCMR-5 | 2023 |
| Bromoform | 1.28 µg/L No EPA limit set
worst single sample: 1.3 µg/L | 3/4 | SYR4 | 2016–2019 |
| Dibromochloromethane | 1.15 µg/L No EPA limit set
worst single sample: 1.2 µg/L | 3/4 | SYR4 | 2016–2019 |
| Combined Radium (-226 And -228) | 0.7485 pCi/L 15% of the EPA limit 5 pCi/L
worst single sample: 0.7700 pCi/L | 2/4 | SYR4 | 2015–2019 |
| Di(2-ethylhexyl) Phthalate | 12.46 µg/L 208% of the EPA limit, at the 95th percentile of samples — 6 µg/L
worst single sample: 12.5 µg/L | 2/18 | SYR4 | 2012–2019 |
| Cadmium | 0.1350 µg/L 2.7% of the EPA limit 5 µg/L | 1/8 | SYR4 | 2013–2019 |
| Chromium | 2.85 µg/L 2.9% of the EPA limit 100 µg/L | 1/7 | SYR4 | 2013–2019 |
| Thallium, Total | 0.1120 µg/L 5.6% of the EPA limit 2 µg/L | 1/8 | SYR4 | 2013–2019 |
86 contaminants tested, none detected
Utility contact
Frequently asked questions about Richfield City
Is Richfield City tap water safe to drink?
EPA monitoring detected 20 contaminants in Richfield City's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Richfield City's water?
EPA monitoring detected Copper, Lead, Nitrate, Lead, Gross Alpha, Excl. Radon And U, and others. The full list with the level and data source for each is above.
How many people does Richfield City serve?
Richfield City reports serving 8,360 people in Utah, per its EPA record.
Has Richfield City had any water quality violations?
The EPA has 155 violations on file for Richfield City, of which 27 are health-based (a contaminant limit or required treatment was breached) and 0 remain open. The rest are monitoring or reporting failures.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.