CORNWALL-ON-HUDSON, NY · Orange County
CORNWALL-ON-HUDSON Water System
Consumer Confidence Report status
CORNWALL-ON-HUDSON 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 CORNWALL-ON-HUDSON.
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)
- NY3503526
- System type
- Community Water System
- Population served
- 9,700
- Service connections
- 2,671
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CORNWALL-ON-HUDSON is one of 209 community water systems in New York in the 3,301 to 10,000 people size category, serving 9,700 people from surface water.
As of August 1, 2026, its federal record holds 47 entries between 2004 and 2022, all of which EPA lists as closed. Nothing has been added since 2022.
Of the 47, 46 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, volatile organic chemicals, and the Miscellaneous Other Rules.
Violation history
Variance/Exemption/Other Compliance
—No contaminant on record
August 3, 2022 – August 10, 2022
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2017 – December 31, 2017
ResolvedMonitoring, Regular
—Benzene
January 1, 2015 – December 31, 2015
ResolvedMonitoring, Regular
—2,4-D
July 1, 2013 – December 31, 2014
ResolvedMonitoring, Regular
—Heptachlor
July 1, 2013 – December 31, 2014
ResolvedMonitoring, Regular
—Aldicarb
July 1, 2013 – December 31, 2014
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Styrene
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Picloram
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Simazine
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Dalapon
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2012 – June 30, 2013
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Dalapon
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Simazine
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Atrazine
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—LASSO
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Picloram
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Aldicarb
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Atrazine
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—LASSO
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—2,4-D
January 1, 2009 – December 31, 2011
ResolvedMonitoring, Regular
—Methoxychlor
July 1, 2004 – December 31, 2005
ResolvedMonitoring, Regular
—Aldicarb sulfone
July 1, 2004 – December 31, 2005
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| August 3, 2022 – August 10, 2022 | Variance/Exemption/Other Compliance | — | — | Resolved |
| October 1, 2017 – December 31, 2017 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2015 – December 31, 2015 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2013 – December 31, 2014 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2013 – December 31, 2014 | Monitoring, Regular | Heptachlor | — | Resolved |
| July 1, 2013 – December 31, 2014 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2012 – June 30, 2013 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Aldicarb | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2009 – December 31, 2011 | Monitoring, Regular | 2,4-D | — | Resolved |
| July 1, 2004 – December 31, 2005 | Monitoring, Regular | Methoxychlor | — | Resolved |
| July 1, 2004 – December 31, 2005 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 30, 2013State Compliance achieved255 linked violations
- February 27, 2012State Public Notification requested155 linked violations
Common questions
Is CORNWALL-ON-HUDSON required to publish a Consumer Confidence Report?
- Yes. CORNWALL-ON-HUDSON 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 CORNWALL-ON-HUDSON’s next Consumer Confidence Report due?
- CORNWALL-ON-HUDSON’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CORNWALL-ON-HUDSON have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CORNWALL-ON-HUDSON.
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
CORNWALL-ON-HUDSON, MAYOR & VILLAGE BD
845-534-4200
CORNWALL-ON-HUDSON, NY 12520