D22/100
STEVENS CO PUD - LOON LAKE — Water Quality Report 2026
Serving 2,487 people · Washington
Water Source
Groundwater
County
—
System ID
WA5348250
Violations
67
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.10 mg/L | 1.30 mg/L | Over Limit |
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
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2023 – September 30, 2023Rule: Total Coliform RuleEnforcement: 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 STEVENS CO PUD - LOON LAKE
Is STEVENS CO PUD - LOON LAKE water safe to drink?
STEVENS CO PUD - LOON LAKE water receives a grade of D (22/100), which is considered poor. 1 contaminant(s) exceed EPA legal limits and 67 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has STEVENS CO PUD - LOON LAKE detected?
2 contaminants were tested in STEVENS CO PUD - LOON LAKE's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does STEVENS CO PUD - LOON LAKE have any EPA violations?
Yes, STEVENS CO PUD - LOON LAKE has 67 EPA violation(s) on record, with the most recent in 2023. Violation types include MON, MR.
How many people does STEVENS CO PUD - LOON LAKE serve?
STEVENS CO PUD - LOON LAKE serves approximately 2,487 people, Washington.
What type of water does STEVENS CO PUD - LOON LAKE provide?
STEVENS CO PUD - LOON LAKE sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5348250.
How does STEVENS CO PUD - LOON LAKE compare to other utilities in Washington?
STEVENS CO PUD - LOON LAKE scores 22/100 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.