DrinkingWaterCheck

What's in SO. CAL. EDISON CO.-SANTA CATALINA's water?

SO. CAL. EDISON CO.-SANTA CATALINA has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 3,822 people through 1,916 service connections.

SO. CAL. EDISON CO.-SANTA CATALINA's record against the rest of the country

SO. CAL. EDISON CO.-SANTA CATALINA has 2 violations on record in total, 1 of them health-based - ranking it 9,152th of 12,903 systems by violation count, the 29th percentile nationally.

Against the CA average

SO. CAL. EDISON CO.-SANTA CATALINA's 1 health-based violations sit within the CA average of 5.8, across 803 systems statewide. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

SO. CAL. EDISON CO.-SANTA CATALINA's most recent violation on record is dated 1992-01-03, with the most recent health-based one dated 1992-01-03. Last reported to EPA: 06/22/2026.

The concern categories on record

SO. CAL. EDISON CO.-SANTA CATALINA'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 SO. CAL. EDISON CO.-SANTA CATALINA's record does not cover

SO. CAL. EDISON CO.-SANTA CATALINA'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 - 1 health-based violation on file for SO. CAL. EDISON CO.-SANTA CATALINA - 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.