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 | Resolved | 2013-06-01 → 2013-06-30 |
| MCL | Health-based | Resolved | 2013-06-01 → 2013-06-30 |
| Other | Monitoring | Unaddressed | 2025-10-01 |
| Other | Monitoring | Resolved | 2024-10-01 |
| MR | Monitoring | Archived | 2024-01-01 → 2024-12-31 |
| MR | Monitoring | Archived | 2024-01-01 → 2024-12-31 |
| Other | Monitoring | Resolved | 2022-10-01 |
| MR | Monitoring | Resolved | 2021-01-01 → 2021-12-31 |
| MR | Monitoring | Resolved | 2021-01-01 → 2021-12-31 |
| Other | Monitoring | Resolved | 2020-07-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 1.54 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Chloroform | 41.2 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| Dichloroacetic Acid | 36 µg/L No EPA limit set | 3/3 | SYR4 | 2015–2019 |
| TTHM | 42.8 µg/L 53% of the EPA limit 80 µg/L | 3/3 | SYR4 | 2015–2019 |
| Monochloroacetic Acid | 2.6 µg/L No EPA limit set | 2/2 | SYR4 | 2017–2019 |
| Total Haloacetic Acids (HAA5) | 70 µg/L 117% of the EPA limit, in the worst sample — 60 µg/L | 2/2 | SYR4 | 2015–2019 |
| Trichloroacetic Acid | 21 µg/L No EPA limit set | 1/1 | SYR4 | 2017 |
Utility contact
Frequently asked questions about Ketchikan h2o
Is Ketchikan h2o tap water safe to drink?
EPA monitoring detected 7 contaminants in Ketchikan h2o'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 Ketchikan h2o's water?
EPA monitoring detected Bromodichloromethane, Chloroform, Dichloroacetic Acid, TTHM, Monochloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Ketchikan h2o serve?
Ketchikan h2o reports serving 25 people in Alaska, per its EPA record.
Has Ketchikan h2o had any water quality violations?
The EPA has 80 violations on file for Ketchikan h2o, of which 2 are health-based (a contaminant limit or required treatment was breached) and 1 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.