Water Quality: Maple Valley, WA
7 water systems • 29,155 people served
No Health Violations34
Total Violations
0
Health-Based Violations
7
Water Systems
29,155
Population Served
Water Quality Summary
Maple Valley has no health-based drinking water violations on record in the EPA SDWIS database. There are 34 monitoring or reporting violations, which typically means the system missed a testing deadline rather than finding a contaminant above safe levels.
Water Systems Serving Maple Valley
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| CEDAR RIVER WATER & SEWER DISTRICT | WA5341800 | Surface Water | 28,671 | 0 |
| INDIAN RIDGE WATER ASSOCIATION | WA5335639 | Groundwater | 216 | 9 |
| EDGEHILL WATER ASSN | WA5322400 | Groundwater | 109 | 4 |
| VALLEYBROOK VILLAGE | WA5391080 | Groundwater | 65 | 5 |
| REED RANCH ROAD WATER | WA5311985 | Groundwater | 36 | 11 |
| BILLINGTON | WA5380710 | Groundwater | 34 | 2 |
| 165th Ave Water System | WA5325241 | Groundwater | 24 | 3 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.