LAKE CUSHMAN SYSTEM 5: EPA violation history, explained
LAKE CUSHMAN SYSTEM 5 has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 3,675 people get their water from it, across 1,630 connections.
LAKE CUSHMAN SYSTEM 5's record against the rest of the country
Out of 12,903 systems in this dataset, LAKE CUSHMAN SYSTEM 5 ranks 7,939th by violation burden (38th percentile) - 16 violations total, 1 health-based.
Against the WA average
LAKE CUSHMAN SYSTEM 5's 1 health-based violations sit within the WA average of 3.7, across 322 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
LAKE CUSHMAN SYSTEM 5's most recent violation on record is dated 2018-01-07, with the most recent health-based one dated 2004-01-11. Last reported to EPA: 06/19/2026.
The concern categories on record
LAKE CUSHMAN SYSTEM 5'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 LAKE CUSHMAN SYSTEM 5's record does not cover
This is what LAKE CUSHMAN SYSTEM 5 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. This record - 1 health-based violation on file for LAKE CUSHMAN SYSTEM 5 - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.