NORTHERN LIGHTS TERRACE
PWS ID: AK2224214 · BIG LAKE, Alaska 99652
Population Served
168
Total Violations
78
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 66
- County
- Matanuska-Susitna Borough
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 30
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 5 | 2020 |
| Fluoride | MR | 3 | 1990 |
| Cadmium | MR | 2 | 1990 |
| Mercury | MR | 2 | 1990 |
| Selenium | MR | 2 | 1990 |
| Barium | MR | 2 | 1990 |
| Arsenic | MR | 2 | 1990 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1985 |
| Chromium | MR | 2 | 1990 |
| Nitrate | MR | 2 | 1995 |
| Nitrite | MR | 1 | 1993 |
| 1,1-Dichloroethylene | MR | 1 | 1991 |
| Vinyl chloride | MR | 1 | 1991 |
| Carbon tetrachloride | MR | 1 | 1991 |
| Trichloroethylene | MR | 1 | 1991 |
| Coliform (TCR) | MR | 1 | 1994 |
| Groundwater Rule | TT | 1 | 2024 |
| Public Notice | Other | 1 | 2025 |
| p-Dichlorobenzene | MR | 1 | 1991 |
| Benzene | MR | 1 | 1991 |
| 1,2-Dichloroethane | MR | 1 | 1991 |
| Lead and Copper Rule | MR | 1 | 2025 |
| 1,1,1-Trichloroethane | MR | 1 | 1991 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.