AMERICAN VALLEY CSD: EPA violation history, explained
AMERICAN VALLEY CSD has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 3,778, over 1,621 connections.
Ranked against every other system in this dataset
AMERICAN VALLEY CSD has 7 violations on record in total, 5 of thems health-based - ranking it 3,818th of 12,903 systems by violation count, the 70th percentile nationally.
Against the CA average
AMERICAN VALLEY CSD's 5 health-based violations sit within the CA average of 5.8, across 803 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
AMERICAN VALLEY CSD's most recent violation on record is dated 2025-02-07, with the most recent health-based one dated 2019-01-09. Last reported to EPA: 06/22/2026.
The concern categories on record
AMERICAN VALLEY CSD'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 AMERICAN VALLEY CSD's record does not cover
Everything on this page is AMERICAN VALLEY CSD's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 5 health-based violations on file for AMERICAN VALLEY CSD - 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.