D36/100
MANCHESTER WATER DISTRICT — Water Quality Report 2026
Serving 10,437 people · Washington
Water Source
Groundwater
County
—
System ID
WA5350700
Violations
33
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2007.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About MANCHESTER WATER DISTRICT
Is MANCHESTER WATER DISTRICT water safe to drink?
MANCHESTER WATER DISTRICT water receives a grade of D (36/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 33 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MANCHESTER WATER DISTRICT detected?
46 contaminants were tested in MANCHESTER WATER DISTRICT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MANCHESTER WATER DISTRICT have any EPA violations?
Yes, MANCHESTER WATER DISTRICT has 33 EPA violation(s) on record, with the most recent in 2007. Violation types include MR, MCL. 7 are health-based violations.
How many people does MANCHESTER WATER DISTRICT serve?
MANCHESTER WATER DISTRICT serves approximately 10,437 people, Washington.
What type of water does MANCHESTER WATER DISTRICT provide?
MANCHESTER WATER DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5350700.
How does MANCHESTER WATER DISTRICT compare to other utilities in Washington?
MANCHESTER WATER DISTRICT scores 36/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Washington state page for a full comparison of water systems.