SAN DIEGO, CITY OF: EPA violation history, explained
SAN DIEGO, CITY OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 1,385,379 people through 282,783 service connections.
SAN DIEGO, CITY OF's record against the rest of the country
SAN DIEGO, CITY OF has 14 violations on record in total, 1 of them health-based - ranking it 7,984th of 12,903 systems by violation count, the 38th percentile nationally.
Against the CA average
CA's 803 covered systems average 5.8 health-based violations each; SAN DIEGO, CITY OF carries 1, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
SAN DIEGO, CITY OF's most recent violation on record is dated 2020-01-04, with the most recent health-based one dated 2004-01-11. Last reported to EPA: 06/22/2026.
The concern categories on record
SAN DIEGO, CITY OF'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)
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 SAN DIEGO, CITY OF's record does not cover
Everything on this page is SAN DIEGO, CITY OF'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 SAN DIEGO, CITY OF's customers' taps is household plumbing, invisible to a system-level record ranked 7,984th of 12,903 by violation count. The guide to what this data misses covers that gap.