B67/100
WALLA WALLA UNIVERSITY — Water Quality Report 2026
Serving 1,273 people · Washington
Water Source
Groundwater
County
—
System ID
WA5392470
Violations
33
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2025 – September 26, 2025Enforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: 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 WALLA WALLA UNIVERSITY
Is WALLA WALLA UNIVERSITY water safe to drink?
WALLA WALLA UNIVERSITY water receives a grade of B (67/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has WALLA WALLA UNIVERSITY detected?
1 contaminants were tested in WALLA WALLA UNIVERSITY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WALLA WALLA UNIVERSITY have any EPA violations?
Yes, WALLA WALLA UNIVERSITY has 33 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR.
How many people does WALLA WALLA UNIVERSITY serve?
WALLA WALLA UNIVERSITY serves approximately 1,273 people, Washington.
What type of water does WALLA WALLA UNIVERSITY provide?
WALLA WALLA UNIVERSITY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5392470.
How does WALLA WALLA UNIVERSITY compare to other utilities in Washington?
WALLA WALLA UNIVERSITY scores 67/100 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.