DrinkingWaterCheck

SANTA ANA RIVER WATER COMPANY: EPA violation history, explained

SANTA ANA RIVER WATER COMPANY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 5,848, over 1,772 connections.

Ranked against every other system in this dataset

Out of 12,903 systems in this dataset, SANTA ANA RIVER WATER COMPANY ranks 2,444th by violation burden (81th percentile) - 18 violations total, 8 health-baseds.

Against the CA average

Among the 803 CA systems in this dataset, the average is 5.8 health-based violations - SANTA ANA RIVER WATER COMPANY's 8 is above that. See the lead and copper guide for why lead counts differently.

Most recent violation on record

SANTA ANA RIVER WATER COMPANY's most recent violation on record is dated 2017-10-05, with the most recent health-based one dated 1997-01-09. Last reported to EPA: 06/22/2026.

The concern categories on record

SANTA ANA RIVER WATER COMPANY'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:

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 SANTA ANA RIVER WATER COMPANY's record does not cover

This is what SANTA ANA RIVER WATER COMPANY 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 - 8 health-based violations on file for SANTA ANA RIVER WATER COMPANY - 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.