B76/100
LAKE MINTERWOOD — Water Quality Report 2026
Serving 1,539 people · Washington
Water Source
Groundwater
County
—
System ID
WA5355210
Violations
17
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 2008.
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 LAKE MINTERWOOD
Is LAKE MINTERWOOD water safe to drink?
LAKE MINTERWOOD water receives a grade of B (76/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has LAKE MINTERWOOD detected?
1 contaminants were tested in LAKE MINTERWOOD's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LAKE MINTERWOOD have any EPA violations?
Yes, LAKE MINTERWOOD has 17 EPA violation(s) on record, with the most recent in 2008. Violation types include MR, MCL. 1 are health-based violations.
How many people does LAKE MINTERWOOD serve?
LAKE MINTERWOOD serves approximately 1,539 people, Washington.
What type of water does LAKE MINTERWOOD provide?
LAKE MINTERWOOD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5355210.
How does LAKE MINTERWOOD compare to other utilities in Washington?
LAKE MINTERWOOD scores 76/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Washington state page for a full comparison of water systems.