Westchester County, New York Water Systems

Westchester County, New York

108 community water systems on record — 92 active, 16 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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.

Community water systems in Westchester County, New York

System name	City	Population served	Status
796 BEDFORD ROAD APARTMENTS	SLEEPY HOLLOW	40	Active
AMAWALK HEIGHTS WATER DISTRICT	SOMERS	400	Inactive
AMAWALK-SHENOROCK WATER DIST.	SOMERS	3,800	Inactive
APPLEHILL FARM WATER DISTRICT	VALHALLA	209	Active
ARBOR HILLS WATER WORKS	MERRICK	180	Active
BEAR RIDGE LAKE WATER DISTRICT	VALHALLA	518	Active
BEDFORD CONSOLIDATED W.D.	BEDFORD HILLS	9,056	Active
BEDFORD GOLF AND TENNIS CLUB	BEDFORD	44	Active
BEDFORD HILLS/TACONIC CORR. FACILITIES	BEDFORD HILLS	1,300	Inactive
BLOOMERSIDE WATER SUPPLY	FISHKILL	300	Active
BRIARCLIFF MANOR VILLAGE	BRIARCLIFF MANOR	9,190	Active
BRIDLESIDE APARTMENTS	CHAPPAQUA	230	Active
BROOKWOOD CONDOMINIUMS	YORKTOWN HEIGHTS	22	Inactive
BUCHANAN VILLAGE	BREWSTER	2,200	Active
CALE FARMS WATER WORKS	SOMERS	212	Active
CANDLEWOOD PARK WATER DISTRICT	NORTH SALEM	125	Active
CEDAR APARTMENTS	YORKTOWN HEIGHTS	24	Inactive
CEDAR DOWNS WATER DISTRICT	WHITE PLAINS	195	Active
CORTLANDT CONSOLIDATED WD	CORTLANDT MANOR	28,369	Active
COTSWOLD WATER SUPPLY	YORKTOWN HEIGHTS	150	Active
CROTON FALLS WATER DISTRICT	NORTH SALEM	216	Active
CROTON ON HUDSON VILLAGE	CROTON-ON-HUDSON	8,000	Active
DYKEER WATER CO.	MERRICK	480	Active
ELMSFORD VILLAGE	ELMSFORD	5,293	Active
FOREST PARK WATER CO PLANT #3	WEST NYACK	67	Active
FOUR WINDS HOSPITAL	KATONAH	400	Active
GOLDENS BRIDGE COMMUNITY ASSOC	GOLDEN'S BRIDGE	250	Active
GREENBRIAR SUBDIVISION	SOMERS	956	Active
GREENBURGH CONSOLIDATED WD #1	GREENBURGH	39,993	Active
HARRISON WATER DISTRICT #1	HARRISON	6,940	Inactive
HARVEY SCHOOL	KATONAH	510	Active
HAWTHORNE IMPROVEMENT DISTRICT	VALHALLA	5,464	Inactive
HERITAGE HILLS WATER SYSTEM	WEST NYACK	4,700	Active
HORTON ESTATES WATER	YORKTOWN HEIGHTS	160	Inactive
HUNT FARM WATER COMPANY	WACABUC	156	Active
INDIAN HILL SUBDIVISION	NEWBURGH	320	Active
IRVINGTON WATER SUPPLY	IRVINGTON	6,631	Active
JENNIE CLARKSON HOME	DOBBS FERRY	65	Inactive
JUENGSTVILLE FARM ASSOCIATION	CROTON FALLS	45	Active
KEELER FIELD	SOUTH SALEM	100	Active
KENSICO WATER DISTRICT	VALHALLA	17,917	Active
KHAL ADAS KASHAU	BEDFORD HILLS	650	Active
KITCHAWAN WATER DISTRICT	YORKTOWN HEIGHTS	150	Active
LAKE KATONAH CLUB INC	GOLDENS BRIDGE	356	Active
LARCHMONT VILLAGE	LARCHMONT	6,485	Active
LEWISBORO COMMONS	CHAPPAQUA	168	Active
LINCOLN HALL SCHOOL	LINCOLNDALE	500	Active
MEADOWBROOK WATER DISTRICT	VALHALLA	91	Active
MEADOWS AT CROSS RIVER	BETHEL	630	Active
MICHELLE ESTATES	YORKTOWN HEIGHTS	340	Active
MILL RIVER WATER DISTRICT	VALHALLA	74	Active
MONTROSE IMPROVEMENT DISTRICT	POUGHKEEPSIE	3,100	Active
MOUNT KISCO WATER DEPARTMENT	MOUNT KISCO	11,187	Active
MOUNT VERNON WATER DEPARTMENT	MOUNT VERNON	73,893	Active
NEW CASTLE/STANWOOD W.D.	CHAPPAQUA	17,116	Active
NORTH CASTLE WATER DISTRICT #1	ARMONK	2,500	Active
NORTH CASTLE WATER DISTRICT #2	ARMONK	1,200	Active
NORTH CASTLE WATER DISTRICT #4	ARMONK	1,225	Active
NORTH CASTLE WATER DISTRICT #5	ARMONK	225	Active
NORTH CASTLE WATER DISTRICT #7	ARMONK	100	Inactive
NORTHERN WESTCHESTER JOINT WATER WORKS	CORTLANDT MANOR	0	Active
OAKRIDGE WATER DISTRICT	LAGRANGEVILLE	892	Active
OLD FARM HILL WATER DISTRICT	VALHALLA	1,768	Active
OLD POST ROAD WATER DISTRICT	WHITE PLAINS	1,500	Active
OSSINING WATER DEPARTMENT	OSSINING	30,000	Active
PABST WATER DISTRICT	NORTH SALEM	253	Active
PACE UNIVERSITY	PLEASANTVILLE	2,753	Active
PEEKSKILL CITY	PEEKSKILL	24,272	Active
PELHAM VILLAGE	PELHAM	2,053	Inactive
PIETSCHS GARDENS	NORTH SALEM	337	Active
PLEASANT RIDGE WATER DISTRICT	VALHALLA	95	Active
PLEASANTVILLE EXTENSION #1	VALHALLA	49	Active
PLEASANTVILLE ROAD WATER DISTRICT	VALHALLA	56	Active
PLEASANTVILLE WATER DISTRICT	PLEASANTVILLE	9,550	Active
POCANTICO HILLS WATER DISTRICT	VALHALLA	329	Active
RAMLEH WATER WORKS CORP. INC.	YORKTOWN HEIGHTS	80	Active
ROOSEVELT DRIVE HOMEOWNERS	BEDFORD HILLS	63	Inactive
SAINT NERSESS ARMENIAN SEMINARY	ARMONK	32	Active
SALEM ACRES ASSOC	NORTH SALEM	138	Active
SALEM CHASE	SOMERS	175	Active
SCARSDALE WATER DEPARTMENT	SCARSDALE	21,649	Active
SCENIC RIDGE(CROTON-ON-HUDSON)	CROTON-ON-THE-HUDSON	620	Inactive
SLEEPY HOLLOW (VILLAGE)	SLEEPY HOLLOW	9,870	Active
SOMERS CHASE WATER WORKS CORP	CARMEL	224	Active
SOMERS CONSOLIDATED WATER DISTRICT #1	SOMERS	3,848	Active
SUNSET RIDGE WATER DISTRICT	NORTH SALEM	625	Active
SUNSHINE CHILDRENS HOME & REHAB CENTER	OSSINING	130	Active
TARRYTOWN WATER SUPPLY	TARRYTOWN	11,000	Active
THE FARMS WATER DISTRICT	BEDFORD HILLS	300	Active
THE PARAMOUNT AT SOMERS REHAB CENTER	SOMERS	400	Active
THORNWOOD WATER DISTRICT	VALHALLA	5,835	Inactive
TRUESDALE CORPORATION	SOUTH SALEM	400	Active
TWIN LAKES WATER CO., INC.	SOUTH SALEM	366	Active
VALHALLA WD (MT. PLEASANT)	VALHALLA	6,153	Inactive
VEOLIA WATER NEW YORK, INC. RD-1	WEST NYACK	146,732	Active
VEOLIA WATER NEW YORK, INC. RD-2	WEST NYACK	57,301	Active
WACCABUC FARMS INC.	WESTPORT	26	Active
WESTCHESTER COUNTY WD #1	NEW ROCHELLE	0	Active
WESTCHESTER COUNTY WD #2	SOMERS	0	Active
WESTCHESTER COUNTY WD #3	NEW ROCHELLE	6,000	Active
WESTCHESTER JOINT WATER WORKS	MAMARONECK	59,629	Active
WHITE PLAINS CITY	WHITE PLAINS	59,559	Active
WILD OAKS WATER COMPANY	MERRICK	805	Active
WINDSOR FARMS WATER DISTRICT	SOMERS	150	Inactive
YESHIVA FARM SETTLEMENT	MT. KISCO	300	Active
YESHIVA KEHILETH YAKOV	BROOKLYN	150	Active
YONKERS CITY	YONKERS	211,569	Active
YORKTOWN CONSOLD. WATER DIST.#1	YORKTOWN HEIGHTS	36,000	Active