C41/100
ENTIAT CITY OF — Water Quality Report 2026
Serving 1,730 people · Washington
Water Source
Groundwater
County
—
System ID
WA5323500
Violations
59
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – October 2, 2023Enforcement: 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 ENTIAT CITY OF
Is ENTIAT CITY OF water safe to drink?
ENTIAT CITY OF water receives a grade of C (41/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 59 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ENTIAT CITY OF detected?
1 contaminants were tested in ENTIAT CITY OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does ENTIAT CITY OF have any EPA violations?
Yes, ENTIAT CITY OF has 59 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MON, MR.
How many people does ENTIAT CITY OF serve?
ENTIAT CITY OF serves approximately 1,730 people, Washington.
What type of water does ENTIAT CITY OF provide?
ENTIAT CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5323500.
How does ENTIAT CITY OF compare to other utilities in Washington?
ENTIAT CITY OF scores 41/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Washington state page for a full comparison of water systems.