F14/100
MINTERBROOK — Water Quality Report 2026
Serving 5,083 people · Washington
Water Source
Groundwater
County
—
System ID
WA5354740
Violations
75
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 MINTERBROOK
Is MINTERBROOK water safe to drink?
MINTERBROOK water receives a grade of F (14/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 75 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MINTERBROOK detected?
31 contaminants were tested in MINTERBROOK's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MINTERBROOK have any EPA violations?
Yes, MINTERBROOK has 75 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, MR. 2 are health-based violations.
How many people does MINTERBROOK serve?
MINTERBROOK serves approximately 5,083 people, Washington.
What type of water does MINTERBROOK provide?
MINTERBROOK sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5354740.
How does MINTERBROOK compare to other utilities in Washington?
MINTERBROOK scores 14/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Washington state page for a full comparison of water systems.