B68/100
HALFMOON WATER DISTRICT (TROY) — Water Quality Report 2026
Serving 15,000 people · New York
Water Source
Purchased Surface Water
County
—
System ID
NY4519111
Violations
14
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 219.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2016.
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 HALFMOON WATER DISTRICT (TROY)
Is HALFMOON WATER DISTRICT (TROY) water safe to drink?
HALFMOON WATER DISTRICT (TROY) water receives a grade of B (68/100), which is considered good. Out of 69 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HALFMOON WATER DISTRICT (TROY) detected?
69 contaminants were tested in HALFMOON WATER DISTRICT (TROY)'s water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does HALFMOON WATER DISTRICT (TROY) have any EPA violations?
Yes, HALFMOON WATER DISTRICT (TROY) has 14 EPA violation(s) on record, with the most recent in 2016. Violation types include MR, MCL, Other. 3 are health-based violations.
How many people does HALFMOON WATER DISTRICT (TROY) serve?
HALFMOON WATER DISTRICT (TROY) serves approximately 15,000 people, New York. The system provides water to 1 community: Halfmoon (T).
What type of water does HALFMOON WATER DISTRICT (TROY) provide?
HALFMOON WATER DISTRICT (TROY) sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NY4519111.
How does HALFMOON WATER DISTRICT (TROY) compare to other utilities in New York?
HALFMOON WATER DISTRICT (TROY) scores 68/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our New York state page for a full comparison of water systems.