SANTA MARGARITA WATER DISTRICT: EPA violation history, explained

SANTA MARGARITA WATER DISTRICT's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 168,289 people through 56,265 service connections.

Ranked against every other system in this dataset

1 total violations and 0 health-based ones put SANTA MARGARITA WATER DISTRICT at the 5th percentile nationally for violation burden, rank 12,238 of 12,903.

Against the CA average

CA's 803 covered systems average 5.8 health-based violations each; SANTA MARGARITA WATER DISTRICT carries 0, not more than typical for the state. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

SANTA MARGARITA WATER DISTRICT's most recent violation on record is dated 2009-01-05. Last reported to EPA: 06/22/2026.

What SANTA MARGARITA WATER DISTRICT's record does not cover

SANTA MARGARITA WATER DISTRICT's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. This record - 0 health-based violations on file for SANTA MARGARITA WATER DISTRICT - 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.