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 |
|---|---|---|---|
| MON | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MON | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MON | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-12-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-10-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-10-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2025-10-01 → 2025-12-31 |
| MR | Monitoring | Resolved | 2021-10-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Lead | 0.0015 mg/L 10% of the EPA limit 0.0150 mg/L | 13/13 | LCR | 2025 |
| TTHM | 89.64 µg/L 112% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 109.8 µg/L | 10/10 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 61.74 µg/L 103% of the EPA limit, at the 95th percentile of samples — 60 µg/L
worst single sample: 71.1 µg/L | 10/10 | SYR4 | 2014–2019 |
| Bromodichloromethane | 5 µg/L No EPA limit set
worst single sample: 5.8 µg/L | 9/9 | SYR4 | 2015–2019 |
| Chloroform | 80.96 µg/L No EPA limit set
worst single sample: 104 µg/L | 9/9 | SYR4 | 2015–2019 |
| Dichloroacetic Acid | 26.1 µg/L No EPA limit set
worst single sample: 29.7 µg/L | 9/9 | SYR4 | 2015–2019 |
| Trichloroacetic Acid | 34.24 µg/L No EPA limit set
worst single sample: 38.4 µg/L | 9/9 | SYR4 | 2015–2019 |
| Monochloroacetic Acid | 2.835 µg/L No EPA limit set
worst single sample: 2.9 µg/L | 2/9 | SYR4 | 2015–2019 |
| Dibromoacetic Acid | 2 µg/L No EPA limit set | 1/9 | SYR4 | 2015–2019 |
| Dibromochloromethane | 1.2 µg/L No EPA limit set | 1/9 | SYR4 | 2015–2019 |
2 contaminants tested, none detected
Utility contact
Frequently asked questions about Hanson Mesa Domestic Pipeline Co Inc
Is Hanson Mesa Domestic Pipeline Co Inc tap water safe to drink?
EPA monitoring detected 10 contaminants in Hanson Mesa Domestic Pipeline Co Inc'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 Hanson Mesa Domestic Pipeline Co Inc's water?
EPA monitoring detected Lead, TTHM, Total Haloacetic Acids (HAA5), Bromodichloromethane, Chloroform, and others. The full list with the level and data source for each is above.
How many people does Hanson Mesa Domestic Pipeline Co Inc serve?
Hanson Mesa Domestic Pipeline Co Inc reports serving 250 people in Colorado, per its EPA record.
Has Hanson Mesa Domestic Pipeline Co Inc had any water quality violations?
The EPA has 48 violations on file for Hanson Mesa Domestic Pipeline Co Inc, 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.