B78/100
LATHAM WATER DISTRICT — Water Quality Report 2026
Serving 85,590 people · New York
Water Source
Surface Water
County
—
System ID
NY0100198
Violations
12
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 400.00 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 2004.
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 LATHAM WATER DISTRICT
Is LATHAM WATER DISTRICT water safe to drink?
LATHAM WATER DISTRICT water receives a grade of B (78/100), 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 LATHAM WATER DISTRICT detected?
69 contaminants were tested in LATHAM WATER DISTRICT's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does LATHAM WATER DISTRICT have any EPA violations?
Yes, LATHAM WATER DISTRICT has 12 EPA violation(s) on record, with the most recent in 2004. Violation types include MCL, MR. 1 are health-based violations.
How many people does LATHAM WATER DISTRICT serve?
LATHAM WATER DISTRICT serves approximately 85,590 people, New York. The system provides water to 1 community: Colonie (T).
What type of water does LATHAM WATER DISTRICT provide?
LATHAM WATER DISTRICT sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NY0100198.
How does LATHAM WATER DISTRICT compare to other utilities in New York?
LATHAM WATER DISTRICT scores 78/100 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.