Erie County, New York — public water systems

109 active public water systems serve Erie County, reporting 956.7K people served.

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

Active systems

109

Population served

956.7K

Community systems

Groundwater share

77.1%

Water systems in Erie County

Active public water systems in Erie County, New York
#	Water system	County	Population served	Type	Source
1	Ecwa Direct	Erie	313,380	Community	Surface water
2	Buffalo Water Authority	Erie	276,000	Community	Surface water
3	Ecwa Amherst	Erie	92,697	Community	Purchased surface water
4	Tonawanda, Town Water Dept.	Erie	72,571	Community	Surface water
5	Ecwa Lancaster	Erie	29,018	Community	Purchased surface water
6	Ecwa Orchard Park	Erie	24,582	Community	Purchased surface water
7	Ecwa West Seneca	Erie	23,557	Community	Purchased surface water
8	Grand Island Town Water Dept.	Erie	19,500	Community	Surface water
9	Kenmore Village	Erie	15,423	Community	Purchased surface water
10	Ecwa Evans	Erie	12,338	Community	Purchased surface water
11	Elma Water District No. 1	Erie	10,287	Community	Purchased surface water
12	Ecwa Hamburg (V)	Erie	9,744	Community	Purchased surface water
13	Ecwa Boston	Erie	7,250	Community	Purchased surface water
14	East Aurora Village	Erie	6,610	Community	Purchased surface water
15	Ecwa Newstead	Erie	5,801	Community	Purchased surface water
16	Springville Village	Erie	4,266	Community	Groundwater
17	Angola Village	Erie	4,050	Community	Purchased surface water
18	Orchard Park Village	Erie	3,100	Community	Purchased surface water
19	Akron Village	Erie	3,100	Community	Surface water
20	Alden Village	Erie	2,666	Community	Groundwater
21	Kissing Bridge Central	Erie	2,525	Transient non-community	Groundwater
22	Kissing Bridge North	Erie	2,500	Transient non-community	Groundwater
23	Holland Water District	Erie	1,680	Community	Groundwater
24	Collins/Gowanda Correctional Facility	Erie	1,512	Community	Groundwater
25	North Collins Village	Erie	1,496	Community	Groundwater
26	Collins Wds #1 and #2	Erie	1,400	Community	Groundwater
27	Collins Wd #3	Erie	760	Community	Groundwater
28	Sprague Brook Park	Erie	500	Transient non-community	Groundwater
29	The Annex of Wny LLC	Erie	500	Transient non-community	Groundwater
30	Brant, Town of	Erie	465	Community	Purchased surface water
31	Colden Water District #1	Erie	445	Community	Purchased surface water
32	Farnham Village	Erie	404	Community	Purchased surface water
33	Craneridge Water Supply	Erie	360	Community	Groundwater
34	Springville Country Club	Erie	350	Transient non-community	Groundwater
35	Camp Seven Hills	Erie	346	Transient non-community	Groundwater
36	Brant Vol. Fire Co. No.1, Inc..	Erie	300	Transient non-community	Groundwater
37	Wales Elementary School	Erie	250	Non-transient non-community	Groundwater
38	Gowanda Country Club	Erie	250	Transient non-community	Groundwater
39	Colden Lakes, Inc..	Erie	210	Transient non-community	Groundwater
40	Chaffee Water Co	Erie	200	Community	Groundwater
41	Suburban Adult Services Inc.	Erie	200	Non-transient non-community	Groundwater
42	Mountain Meadows Campground	Erie	160	Transient non-community	Groundwater
43	Evans Water District	Erie	160	Community	Purchased surface water
44	Hunters Creek Mobile Home Park	Erie	150	Community	Groundwater
45	Chaffee Lodge	Erie	150	Transient non-community	Groundwater
46	Nicolos Family Restaurant	Erie	144	Transient non-community	Groundwater
47	Holland Willows Restaurant	Erie	140	Transient non-community	Groundwater
48	Three Valley Natural Campgroun	Erie	132	Transient non-community	Groundwater
49	Springwood Mobile Village	Erie	120	Community	Groundwater
50	Creekside M.H.P.	Erie	120	Community	Groundwater