A92/100
NORTH CASTLE WATER DISTRICT #4 — Water Quality Report 2026
Serving 1,225 people · New York
Water Source
Groundwater
County
—
System ID
NY5922909
Violations
5
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About NORTH CASTLE WATER DISTRICT #4
Is NORTH CASTLE WATER DISTRICT #4 water safe to drink?
NORTH CASTLE WATER DISTRICT #4 water receives a grade of A (92/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has NORTH CASTLE WATER DISTRICT #4 detected?
1 contaminants were tested in NORTH CASTLE WATER DISTRICT #4's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does NORTH CASTLE WATER DISTRICT #4 have any EPA violations?
Yes, NORTH CASTLE WATER DISTRICT #4 has 5 EPA violation(s) on record, with the most recent in 2020. Violation types include MON, MR.
How many people does NORTH CASTLE WATER DISTRICT #4 serve?
NORTH CASTLE WATER DISTRICT #4 serves approximately 1,225 people, New York. The system provides water to 1 community: North Castle (T).
What type of water does NORTH CASTLE WATER DISTRICT #4 provide?
NORTH CASTLE WATER DISTRICT #4 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is NY5922909.
How does NORTH CASTLE WATER DISTRICT #4 compare to other utilities in New York?
NORTH CASTLE WATER DISTRICT #4 scores 92/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our New York state page for a full comparison of water systems.