A93/100
MILLER BAY — Water Quality Report 2026
Serving 1,072 people · Washington
Water Source
Groundwater
County
—
System ID
WA5354683
Violations
4
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – February 24, 2025Enforcement: Resolving — corrective action underway
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 MILLER BAY
Is MILLER BAY water safe to drink?
MILLER BAY water receives a grade of A (93/100), which is considered excellent. 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 MILLER BAY detected?
1 contaminants were tested in MILLER BAY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MILLER BAY have any EPA violations?
Yes, MILLER BAY has 4 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR.
How many people does MILLER BAY serve?
MILLER BAY serves approximately 1,072 people, Washington.
What type of water does MILLER BAY provide?
MILLER BAY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5354683.
How does MILLER BAY compare to other utilities in Washington?
MILLER BAY scores 93/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Washington state page for a full comparison of water systems.