Commonwealth Utilities Corp (Tinian) Water Quality Report
D
Poor
Safety Grade
7 violations in the past 5 years, including 5 health-based
System Details
- PWSID
- MP0000002
- Population Served
- 3,005
- Water Source
- Ground Water
- Owner
- State
- State
- Northern Mariana Islands
- EPA Region
- 9
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Nitrate | ⚠ Monitoring/Reporting | 2 |
| Contaminant 0700 | ✕ Health-Based | 5 |
| Contaminant 5000 | ⚠ Monitoring/Reporting | 13 |
| Contaminant 7500 | ⚠ Monitoring/Reporting | 3 |
Violation History
2023
2
2022
5
2020
3
2019
3
2005
2
2003
2
2002
4
2001
2
Total violations on record: 23
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Reverse Osmosis System
Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates
Removes: Nitrate