AK GATEWAY SD - MENTASTA LAKE
PWS ID: AK2380379 · TOK, Alaska 99780-0226
Population Served
43
Total Violations
252
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Valdez-Cordova Census Area
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 221
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 45 | 2015 |
| Lead and Copper Rule | MR | 20 | 2002 |
| Nitrate | MR | 11 | 2021 |
| Pentachlorophenol | MR | 8 | 1995 |
| Heptachlor | MR | 8 | 1995 |
| ETHYLENE DIBROMIDE | MR | 8 | 1995 |
| Aldicarb sulfone | MR | 8 | 1995 |
| Aldicarb sulfoxide | MR | 8 | 1995 |
| Aldicarb | MR | 8 | 1995 |
| 2,4-D | MR | 8 | 1995 |
| Toxaphene | MR | 8 | 1995 |
| BHC-GAMMA | MR | 8 | 1995 |
| Methoxychlor | MR | 8 | 1995 |
| Heptachlor epoxide | MR | 8 | 1995 |
| Chlordane | MR | 8 | 1995 |
| Atrazine | MR | 8 | 1995 |
| Total Polychlorinated Biphenyls (PCB) | MR | 8 | 1995 |
| 2,4,5-TP | MR | 8 | 1995 |
| Fluoride | MR | 2 | 1999 |
| Selenium | MR | 2 | 1999 |
| Mercury | MR | 2 | 1999 |
| Chromium | MR | 2 | 1999 |
| Cadmium | MR | 2 | 1999 |
| Thallium, Total | MR | 2 | 1999 |
| Barium | MR | 2 | 1999 |
| Beryllium, Total | MR | 2 | 1999 |
| Antimony, Total | MR | 2 | 1999 |
| Nickel | MR | 2 | 1999 |
| CYANIDE | MR | 2 | 1999 |
| Arsenic | MR | 2 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.