ROCHESTER, NY · Orleans County
MCWA Water System
Consumer Confidence Report status
MCWA must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for MCWA.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace New York’s official records. Always confirm current status with New York before making decisions based on this information.
System facts
- System ID (PWSID)
- NY2701047
- System type
- Community Water System
- Population served
- 525,262
- Service connections
- 178,932
- Ownership
- public/private mix
- Water source
- surface water (rivers, lakes, or reservoirs)
MCWA is the fourth largest community water system in New York, serving 525,262 people from surface water.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
- June 8, 1987State Other1 linked violation
Common questions
Is MCWA required to publish a Consumer Confidence Report?
- Yes. MCWA is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MCWA’s next Consumer Confidence Report due?
- MCWA’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MCWA have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MCWA.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
NAUGLE, KENNETH M
585-442-2001
ROCHESTER, NY 14612