F0/100
MODEL IRRIGATION DIST #18 — Water Quality Report 2026
Serving 7,903 people · Washington
Water Source
Groundwater
County
—
System ID
WA5355550
Violations
182
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.004 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – February 20, 2025Enforcement: Resolving — corrective action underway
TIER 3Unresolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
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 MODEL IRRIGATION DIST #18
Is MODEL IRRIGATION DIST #18 water safe to drink?
MODEL IRRIGATION DIST #18 water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 182 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MODEL IRRIGATION DIST #18 detected?
51 contaminants were tested in MODEL IRRIGATION DIST #18's water. Notable contaminants include PFOA. 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does MODEL IRRIGATION DIST #18 have any EPA violations?
Yes, MODEL IRRIGATION DIST #18 has 182 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MCL. 9 are health-based violations.
How many people does MODEL IRRIGATION DIST #18 serve?
MODEL IRRIGATION DIST #18 serves approximately 7,903 people, Washington.
What type of water does MODEL IRRIGATION DIST #18 provide?
MODEL IRRIGATION DIST #18 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is WA5355550.
How does MODEL IRRIGATION DIST #18 compare to other utilities in Washington?
MODEL IRRIGATION DIST #18 scores 0/100 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.