C53/100
ITHACA CITY — Water Quality Report 2026
Serving 29,457 people · New York
Water Source
Surface Water
County
—
System ID
NY5404416
Violations
9
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
chlorate | 382.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – December 4, 2024Rule: Ground Water 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 ITHACA CITY
Is ITHACA CITY water safe to drink?
ITHACA CITY water receives a grade of C (53/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 9 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ITHACA CITY detected?
70 contaminants were tested in ITHACA CITY's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile), chlorate. 1 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does ITHACA CITY have any EPA violations?
Yes, ITHACA CITY has 9 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, MRDL, MR. 6 are health-based violations.
How many people does ITHACA CITY serve?
ITHACA CITY serves approximately 29,457 people, New York. The system provides water to 1 community: Ithaca (C).
What type of water does ITHACA CITY provide?
ITHACA 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 NY5404416.
How does ITHACA CITY compare to other utilities in New York?
ITHACA CITY scores 53/100 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.