F5/100
AIRWAY HEIGHTS CITY OF — Water Quality Report 2026
Serving 9,489 people · Washington
Water Source
Groundwater
County
—
System ID
WA5300650
Violations
84
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 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 25, 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 AIRWAY HEIGHTS CITY OF
Is AIRWAY HEIGHTS CITY OF water safe to drink?
AIRWAY HEIGHTS CITY OF water receives a grade of F (5/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 84 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has AIRWAY HEIGHTS CITY OF detected?
31 contaminants were tested in AIRWAY HEIGHTS CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does AIRWAY HEIGHTS CITY OF have any EPA violations?
Yes, AIRWAY HEIGHTS CITY OF has 84 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MCL. 2 are health-based violations.
How many people does AIRWAY HEIGHTS CITY OF serve?
AIRWAY HEIGHTS CITY OF serves approximately 9,489 people, Washington.
What type of water does AIRWAY HEIGHTS CITY OF provide?
AIRWAY HEIGHTS CITY OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5300650.
How does AIRWAY HEIGHTS CITY OF compare to other utilities in Washington?
AIRWAY HEIGHTS CITY OF scores 5/100 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.