What's in ST JOHN'S WATER (SC1020002)'s water?
ST JOHN'S WATER (SC1020002) has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 22,592, over 9,933 connections.
Ranked against every other system in this dataset
ST JOHN'S WATER (SC1020002) has 7 violations on record in total, 1 of them health-based - ranking it 8,436th of 12,903 systems by violation count, the 35th percentile nationally.
How ST JOHN'S WATER (SC1020002) compares within SC
ST JOHN'S WATER (SC1020002)'s 1 health-based violations sit within the SC average of 3.8, across 198 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 ST JOHN'S WATER (SC1020002) is from 2015-01-09 (health-based: 1991-01-08). Last reported to EPA: 06/29/2026.
What kind of problem, specifically
ST JOHN'S WATER (SC1020002)'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 this data is and is not
This is what ST JOHN'S WATER (SC1020002) 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. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 7 logged violations can see. The guide to what this data misses covers that gap.