Diamond Water Gualo Rai Water Quality Report
Population
55
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
—
of 49,184 US systems
5-Year Record
⚠️ 10
violations recorded
F
Unsafe
Safety Grade
10 violations in the past 5 years, including 7 health-based
System Details
- PWSID
- MP0000221
- Population Served
- 55
- Water Source
- Ground Water
- Owner
- Private
- State
- Northern Mariana Islands
- EPA Region
- 9
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Nitrate | ⚠ Monitoring/Reporting | 3 |
| Contaminant 0700 | ✕ Health-Based | 7 |
Violation History
2024
2
2023
3
2021
5
Total violations on record: 10
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
How does this compare?
This systemNational average
Grade F
Avg: B-C
10violations total
36% of national average
National avg: ~28 per system
🏘️ Small community water system.