Model Irrigation Dist #18, WA Water Quality
Is Model Irrigation Dist #18's water safe to drink?
Model Irrigation Dist #18 has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 7,903, over 2,615 connections.
Model Irrigation Dist #18's record against the rest of the country
Out of 12,903 systems in this dataset, Model Irrigation Dist #18 ranks 2,049th by violation burden (84th percentile) - 182 violations total, 9 health-based.
Against the WA average
Among the 322 WA systems in this dataset, the average is 3.7 health-based violations - Model Irrigation Dist #18's 9 is above that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Model Irrigation Dist #18's most recent violation on record is dated 2024-01-07, with the most recent health-based one dated 2000-01-10. Last reported to EPA: 06/19/2026.
The concern categories on record
Model Irrigation Dist #18's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What Model Irrigation Dist #18's record does not cover
This is what Model Irrigation Dist #18 reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 182 logged violations can see. The guide to what this data misses covers that gap.