San Gabriel Valley Water Co-Montebello 2, CA Water Quality
Is San Gabriel Valley Water Co-Montebello 2's water safe to drink?
San Gabriel Valley Water Co-Montebello 2 has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 7,330 people get their water from it, across 1,524 connections.
How this compares nationally
San Gabriel Valley Water Co-Montebello 2 has 6 violations on record in total, 1 of them health-based - ranking it 8,568th of 12,903 systems by violation count, the 34th percentile nationally.
Against the CA average
CA's 804 covered systems average 5.8 health-based violations each; San Gabriel Valley Water Co-Montebello 2 carries 1, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
San Gabriel Valley Water Co-Montebello 2's most recent violation on record is dated 2021-01-06, with the most recent health-based one dated 2001-01-10. Last reported to EPA: 06/22/2026.
The concern categories on record
San Gabriel Valley Water Co-Montebello 2'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 San Gabriel Valley Water Co-Montebello 2's record does not cover
This is what San Gabriel Valley Water Co-Montebello 2 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 San Gabriel Valley Water Co-Montebello 2 - 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.