Ontario County, New York — public water systems

53 active public water systems serve Ontario County, reporting 92.9K people served.

Dataset updated July 2026 . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

Population served

92.9K

Community systems

Groundwater share

54.7%

Water systems in Ontario County

Active public water systems in Ontario County, New York
#	Water system	County	Population served	Type	Source
1	Geneva City	Ontario	13,334	Community	Surface water
2	Canandaigua-Farmington Consolidated W.D.	Ontario	13,000	Community	Purchased surface water
3	Canandaigua City	Ontario	11,264	Community	Surface water
4	Mcwa - Geneva	Ontario	8,532	Community	Purchased surface water
5	Canandaigua Town Cons. Wd	Ontario	6,607	Community	Purchased surface water
6	Hopewell Cons Wd 1	Ontario	3,781	Community	Purchased surface water
7	Gorham Town Wd	Ontario	3,420	Community	Surface water
8	Geneva Wd #2 Csa	Ontario	2,680	Community	Groundwater
9	Seneca Town Wd	Ontario	2,625	Community	Purchased groundwater
10	Victor Village	Ontario	2,443	Community	Purchased surface water
11	Rushville Village	Ontario	2,341	Community	Surface water
12	Clifton Springs Village	Ontario	2,190	Community	Purchased surface water
13	Phelps Town Consolidated Wd	Ontario	2,175	Community	Purchased surface water
14	Phelps Village	Ontario	2,118	Community	Purchased surface water
15	Bloomfield Village Consolidated	Ontario	1,814	Community	Groundwater
16	Manchester Village	Ontario	1,709	Community	Purchased surface water
17	Hopewell Consolidated Wd #2	Ontario	1,615	Community	Purchased surface water
18	Shortsville Village	Ontario	1,320	Community	Purchased surface water
19	J Warren Cutler Scout Reservation	Ontario	1,300	Transient non-community	Groundwater
20	Naples Consolidated	Ontario	1,250	Community	Groundwater under influence of surface water
21	Canadice Wd1	Ontario	1,067	Community	Purchased surface water
22	Manchester Central Wd	Ontario	1,000	Community	Purchased surface water
23	Bristol Harbour Water Corp	Ontario	835	Community	Surface water
24	Port Gibson Wd	Ontario	475	Community	Purchased surface water
25	Hunt Hollow Dev. Corp	Ontario	400	Transient non-community	Groundwater under influence of surface water
26	Phelps Route 14 Wd	Ontario	400	Community	Purchased surface water
27	Geneva Wd #8	Ontario	400	Community	Purchased surface water
28	Bristol Mountain Water Works	Ontario	318	Non-transient non-community	Groundwater
29	East Bloomfield Wd #2	Ontario	302	Community	Purchased surface water
30	Bristol Woodlands Campground	Ontario	250	Transient non-community	Groundwater
31	Bristol Wd #1	Ontario	203	Community	Purchased surface water
32	The Ritz	Ontario	156	Community	Groundwater
33	The Sawmill	Ontario	150	Transient non-community	Groundwater under influence of surface water
34	Country Side Park	Ontario	125	Community	Groundwater
35	Country Colony Estates	Ontario	125	Community	Groundwater
36	Cheerful Valley Campground	Ontario	108	Transient non-community	Groundwater
37	Arbor Hill Associates	Ontario	100	Transient non-community	Groundwater under influence of surface water
38	Winged Pheasant Golf Club	Ontario	100	Transient non-community	Groundwater
39	Ontario County Park	Ontario	90	Transient non-community	Groundwater
40	Bristol Valley Homes	Ontario	90	Community	Groundwater
41	Elderlee, Inc.. - Steel Plant	Ontario	87	Non-transient non-community	Groundwater
42	Parkview Fairways Golf Course	Ontario	80	Transient non-community	Groundwater
43	Flcc Muller Station	Ontario	80	Transient non-community	Groundwater
44	Riverside Park	Ontario	56	Community	Groundwater under influence of surface water
45	Grape Country Estates	Ontario	51	Community	Groundwater
46	Monicas Pies	Ontario	50	Transient non-community	Groundwater
47	Honeoye Fish & Game Club	Ontario	50	Transient non-community	Groundwater
48	Back Achers Campsites	Ontario	50	Transient non-community	Groundwater
49	Geneva Wd #13	Ontario	40	Community	Purchased surface water
50	Hidden Hollow	Ontario	32	Community	Groundwater