What's in TE MAMOU WATER DISTRICT's water?
TE MAMOU WATER DISTRICT had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 2,259 people through 753 service connections.
Ranked against every other system in this dataset
TE MAMOU WATER DISTRICT has 15 violations on record in total, 8 of thems health-based - ranking it 2,466th of 12,903 systems by violation count, the 81th percentile nationally.
Against the LA average
LA's 347 covered systems average 12.6 health-based violations each; TE MAMOU WATER DISTRICT carries 8, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
TE MAMOU WATER DISTRICT's most recent violation on record is dated 2025-11-07, with the most recent health-based one dated 2025-11-07. Last reported to EPA: 06/23/2026.
The concern categories on record
TE MAMOU WATER DISTRICT'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); Groundwater 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 TE MAMOU WATER DISTRICT's record does not cover
Everything on this page is TE MAMOU WATER DISTRICT's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and TE MAMOU WATER DISTRICT's customers' taps is household plumbing, invisible to a system-level record ranked 2,466th of 12,903 by violation count. The guide to what this data misses covers that gap.