What's in NORTH HERO WATER SYSTEM's water?
NORTH HERO WATER SYSTEM has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 2,750, over 577 connections.
NORTH HERO WATER SYSTEM's record against the rest of the country
74 total violations and 36 health-based ones put NORTH HERO WATER SYSTEM at the 97th percentile nationally for violation burden, rank 435 of 12,903.
How NORTH HERO WATER SYSTEM compares within VT
VT's 51 covered systems average 5.2 health-based violations each; NORTH HERO WATER SYSTEM carries 36, more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for NORTH HERO WATER SYSTEM is from 2013-01-07 (health-based: 2011-01-10). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
NORTH HERO WATER SYSTEM'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:
- Disinfection byproducts - flagged from: TTHM; Total Haloacetic Acids (HAA5)
The most severe category on record is disinfection byproducts, which points toward a carbon-class filter if you want to address it directly.
What this data is and is not
This is what NORTH HERO WATER SYSTEM 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. Between the utility's meter and NORTH HERO WATER SYSTEM's customers' taps is household plumbing, invisible to a system-level record ranked 435th of 12,903 by violation count. The guide to what this data misses covers that gap.