RAINBOW WATER DISTRICT Water Quality Report
Population
6,300
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 94%
of 49,184 US systems
5-Year Record
⚠️ 9
violations recorded
D
Poor
Safety Grade
9 violations in the past 5 years, including 2 health-based
System Details
- PWSID
- OR4100839
- Population Served
- 6,300
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Oregon
- EPA Region
- 10
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 0200 | ✕ Health-Based | 8 |
| Contaminant 8000 | ⚠ Monitoring/Reporting | 1 |
Violation History
2025
7
2022
2
2011
1
Total violations on record: 10
Service Area
Cities Served
ZIP Codes Served
How does this compare?
This systemNational average
Grade D
Avg: B-C
10violations total
36% of national average
National avg: ~28 per system
📍 Average-sized water system.