Water Quality: Shelter Island Heights, NY
2 water systems • 477 people served
Multiple Health ViolationsWater Quality Summary
Shelter Island Heights is served by 2 public water systems with a combined service population of 477 people, and has 125 EPA Safe Drinking Water Act violations on record. Critically, 5 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Shelter Island Heights's violation count is 6% above the national average for New York. Contaminants associated with violations include Contaminant 1017, Disinfection Byproducts.
Contaminants Found
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Water Systems Serving Shelter Island Heights
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| SHELTER ISLAND HEIGHTS ASSOCIATION | NY5103243 | Groundwater | 463 | 119 |
| DERING HARBOR WATER DISTRICT | NY5103700 | Groundwater | 14 | 6 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in New York
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.