What's in RIVERDALE PUBLIC UTILITY DISTRICT's water?
RIVERDALE PUBLIC UTILITY DISTRICT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 2,756, over 900 connections.
Ranked against every other system in this dataset
49 total violations and 39 health-based ones put RIVERDALE PUBLIC UTILITY DISTRICT at the 97th percentile nationally for violation burden, rank 400 of 12,903.
How RIVERDALE PUBLIC UTILITY DISTRICT compares within CA
RIVERDALE PUBLIC UTILITY DISTRICT's 39 health-based violations sit above 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
The last violation EPA has on record for RIVERDALE PUBLIC UTILITY DISTRICT is from 2016-01-01 (health-based: 2014-01-04). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
RIVERDALE PUBLIC UTILITY DISTRICT'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)
- Other regulated metals - flagged from: Arsenic; Fluoride
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 this data is and is not
Everything on this page is RIVERDALE PUBLIC UTILITY DISTRICT's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 39 health-based violations on file for RIVERDALE PUBLIC UTILITY 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.