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 |
|---|---|---|---|
| MR | Monitoring | Resolved | 2024-10-01 → 2024-12-31 |
| MR | Monitoring | Resolved | 2024-10-01 → 2024-12-31 |
| MR | Monitoring | Resolved | 2024-10-01 → 2024-12-31 |
| MR | Monitoring | Resolved | 2024-10-01 → 2024-12-31 |
| MR | Monitoring | Resolved | 2021-10-01 |
| MR | Monitoring | Resolved | 2021-10-01 |
| MR | Monitoring | Resolved | 2021-10-01 |
| MR | Monitoring | Resolved | 2020-10-01 |
| MR | Monitoring | Resolved | 2020-10-01 |
| MR | Monitoring | Resolved | 2020-10-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 2300 µg/L 23% of the EPA limit 10000 µg/L | 28/28 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 21/21 | LCR | 2024 |
| Barium | 52 µg/L 2.6% of the EPA limit 2000 µg/L | 5/5 | SYR4 | 2012–2018 |
| Fluoride | 750 µg/L 19% of the EPA limit 4000 µg/L | 5/5 | SYR4 | 2012–2017 |
| TTHM | 2.6 µg/L 3.3% of the EPA limit 80 µg/L | 5/8 | SYR4 | 2012–2018 |
| Selenium | 3 µg/L 6% of the EPA limit 50 µg/L | 3/5 | SYR4 | 2012–2018 |
| Arsenic | 1 µg/L 10% of the EPA limit 10 µg/L | 2/5 | SYR4 | 2012–2018 |
| Bromoform | 1.1 µg/L No EPA limit set | 2/6 | SYR4 | 2012–2018 |
| Combined Radium (-226 And -228) | 3.2 pCi/L 64% of the EPA limit 5 pCi/L | 2/2 | SYR4 | 2018 |
| Gross Alpha, Excl. Radon And U | 1.5 pCi/L 10% of the EPA limit 15 pCi/L | 2/2 | SYR4 | 2018 |
| Nitrate-Nitrite | 2300 µg/L 23% of the EPA limit 10000 µg/L | 2/2 | SYR4 | 2018 |
| Dibromochloromethane | 0.6000 µg/L No EPA limit set | 1/6 | SYR4 | 2012–2018 |
65 contaminants tested, none detected
Utility contact
Frequently asked questions about Walden Wsd
Is Walden Wsd tap water safe to drink?
EPA monitoring detected 12 contaminants in Walden Wsd'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 Walden Wsd's water?
EPA monitoring detected Nitrate, Lead, Barium, Fluoride, TTHM, and others. The full list with the level and data source for each is above.
How many people does Walden Wsd serve?
Walden Wsd reports serving 1,500 people in Colorado, per its EPA record.
Has Walden Wsd had any water quality violations?
The EPA has 53 violations on file for Walden Wsd, of which 0 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.