F8/100
OKANOGAN WATER DEPARTMENT CITY OF — Water Quality Report 2026
Serving 2,921 people · Washington
Water Source
Groundwater
County
—
System ID
WA5363200
Violations
77
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
No violations in the past 5 years
Full EPA compliance since 2018.
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 OKANOGAN WATER DEPARTMENT CITY OF
Is OKANOGAN WATER DEPARTMENT CITY OF water safe to drink?
OKANOGAN WATER DEPARTMENT CITY OF water receives a grade of F (8/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 77 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has OKANOGAN WATER DEPARTMENT CITY OF detected?
1 contaminants were tested in OKANOGAN WATER DEPARTMENT CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OKANOGAN WATER DEPARTMENT CITY OF have any EPA violations?
Yes, OKANOGAN WATER DEPARTMENT CITY OF has 77 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, MCL. 3 are health-based violations.
How many people does OKANOGAN WATER DEPARTMENT CITY OF serve?
OKANOGAN WATER DEPARTMENT CITY OF serves approximately 2,921 people, Washington.
What type of water does OKANOGAN WATER DEPARTMENT CITY OF provide?
OKANOGAN WATER DEPARTMENT CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5363200.
How does OKANOGAN WATER DEPARTMENT CITY OF compare to other utilities in Washington?
OKANOGAN WATER DEPARTMENT CITY OF scores 8/100 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.