What's in O'CONNOR TRACT CO-OPERATIVE WATER CO.'s water?
O'CONNOR TRACT CO-OPERATIVE WATER CO. has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 2,789, over 359 connections.
Ranked against every other system in this dataset
O'CONNOR TRACT CO-OPERATIVE WATER CO. has 5 violations on record in total, 3 of thems health-based - ranking it 5,551th of 12,903 systems by violation count, the 57th percentile nationally.
Against the CA average
CA's 803 covered systems average 5.8 health-based violations each; O'CONNOR TRACT CO-OPERATIVE WATER CO. carries 3, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
O'CONNOR TRACT CO-OPERATIVE WATER CO.'s most recent violation on record is dated 2018-01-04, with the most recent health-based one dated 2018-01-04. Last reported to EPA: 06/22/2026.
The concern categories on record
O'CONNOR TRACT CO-OPERATIVE WATER CO.'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); Revised Total Coliform Rule
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 O'CONNOR TRACT CO-OPERATIVE WATER CO.'s record does not cover
This is what O'CONNOR TRACT CO-OPERATIVE WATER CO. 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 5 logged violations can see. The guide to what this data misses covers that gap.