C46/100
COHOES CITY — Water Quality Report 2026
Serving 16,883 people · New York
Water Source
Surface Water
County
—
System ID
NY0100192
Violations
28
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 227.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
2
Health-Related
TIER 1 — URGENTResolved
Violation related to Nitrate
When: January 1, 2025 – January 31, 2025Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Violation related to Turbidity
When: January 1, 2025 – June 6, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Nitrite
When: November 1, 2021 – March 8, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2021 – September 30, 2021Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
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 COHOES CITY
Is COHOES CITY water safe to drink?
COHOES CITY water receives a grade of C (46/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 28 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has COHOES CITY detected?
69 contaminants were tested in COHOES CITY's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does COHOES CITY have any EPA violations?
Yes, COHOES CITY has 28 EPA violation(s) on record, with the most recent in 2025. Violation types include TT, Other, MON. 5 are health-based violations.
How many people does COHOES CITY serve?
COHOES CITY serves approximately 16,883 people, New York. The system provides water to 1 community: Cohoes (C).
What type of water does COHOES CITY provide?
COHOES CITY 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 NY0100192.
How does COHOES CITY compare to other utilities in New York?
COHOES CITY scores 46/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our New York state page for a full comparison of water systems.