METTLER VALLEY MUTUAL Water Quality Report
Population
160
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
—
of 49,184 US systems
5-Year Record
⚠️ 36
violations recorded
F
Unsafe
Safety Grade
36 violations in the past 5 years, including 72 health-based
System Details
- PWSID
- CA1900100
- Population Served
- 160
- Water Source
- Ground Water
- Owner
- Private
- State
- California
- EPA Region
- 9
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Arsenic | ✕ Health-Based | 72 |
| Contaminant 5000 | ⚠ Monitoring/Reporting | 3 |
Violation History
2024
5
2023
10
2022
12
2021
9
2020
12
2018
12
2017
9
2016
6
Total violations on record: 75
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: Arsenic
Water Distiller
Removes heavy metals, minerals, and most contaminants through evaporation
Removes: Arsenic
How does this compare?
This systemNational average
Grade F
Avg: B-C
75violations total
268% of national average
National avg: ~28 per system
🏘️ Small community water system.