Sullivan County, New Hampshire — public water systems

65 active public water systems serve Sullivan County, reporting 33.2K people served.

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

Active systems

Population served

33.2K

Community systems

Groundwater share

95.4%

Water systems in Sullivan County

Active public water systems in Sullivan County, New Hampshire
#	Water system	County	Population served	Type	Source
1	Claremont Water Dept	Sullivan	9,000	Community	Surface water
2	Newport Water Works	Sullivan	5,000	Community	Surface water
3	Village Dist of Eastman	Sullivan	3,400	Community	Groundwater
4	Charlestown Water Works	Sullivan	2,850	Community	Groundwater
5	Sunapee Water Works	Sullivan	1,680	Community	Surface water
6	Springfield Rest Area	Sullivan	999	Transient non-community	Groundwater
7	Fall Mountain Regional Hs	Sullivan	850	Non-transient non-community	Groundwater
8	Meriden Village Water Dist	Sullivan	750	Community	Groundwater
9	Sullivan County Complex	Sullivan	625	Community	Groundwater
10	Georges Mills Water Works	Sullivan	500	Community	Groundwater
11	Camp Coniston	Sullivan	498	Transient non-community	Groundwater
12	Camp Coniston/Kitchen	Sullivan	498	Transient non-community	Groundwater
13	Sawyer Brook Plaza	Sullivan	400	Transient non-community	Groundwater
14	Tippicanoe Campground	Sullivan	325	Transient non-community	Groundwater
15	Grantham Village Sch	Sullivan	303	Non-transient non-community	Groundwater
16	Loon Lake Campground	Sullivan	300	Transient non-community	Groundwater
17	Plainfield Water Dept	Sullivan	284	Community	Groundwater
18	Crows Nest Campground	Sullivan	273	Transient non-community	Groundwater
19	Singing Hills Main Lodge	Sullivan	250	Transient non-community	Groundwater
20	Mount Royal Academy	Sullivan	217	Non-transient non-community	Groundwater
21	Grantham Irving Bluecanoe	Sullivan	200	Transient non-community	Groundwater
22	Grantham Greenway	Sullivan	200	Non-transient non-community	Groundwater
23	Meriden Deli Mart	Sullivan	200	Transient non-community	Groundwater
24	Northstar Campground	Sullivan	190	Transient non-community	Groundwater
25	Camp Sunapee/Chalet	Sullivan	180	Transient non-community	Groundwater
26	Camp Sunapee /New House	Sullivan	180	Transient non-community	Groundwater
27	Windy Acres	Sullivan	180	Community	Groundwater
28	Camp Sunapee/Farmhouse	Sullivan	180	Transient non-community	Groundwater
29	Camp Sunapee/Showerhouse	Sullivan	180	Transient non-community	Groundwater
30	Pillsbury State Park	Sullivan	160	Transient non-community	Groundwater
31	Lempster Community Sch	Sullivan	150	Non-transient non-community	Groundwater
32	Suna	Sullivan	150	Transient non-community	Groundwater
33	Unity Elementary Sch	Sullivan	150	Non-transient non-community	Groundwater
34	Cornish Elementary Sch	Sullivan	140	Non-transient non-community	Groundwater
35	Singing Hills Chapel Complex	Sullivan	135	Transient non-community	Groundwater
36	Washington Elementary Sch	Sullivan	125	Non-transient non-community	Groundwater
37	Camp Hawkeye	Sullivan	110	Transient non-community	Groundwater
38	Ziggys Pizza	Sullivan	100	Transient non-community	Groundwater
39	Joes Hideaway	Sullivan	100	Transient non-community	Groundwater
40	Dollar General Store 22557	Sullivan	100	Transient non-community	Groundwater
41	Bascom Maple Farms	Sullivan	65	Non-transient non-community	Groundwater
42	Latva Machine	Sullivan	60	Non-transient non-community	Groundwater
43	Rum Brook Place	Sullivan	60	Transient non-community	Groundwater
44	Meadowview Apts	Sullivan	58	Community	Groundwater
45	Meadow Brook at Sunapee	Sullivan	56	Community	Groundwater
46	Kids World Academy of Nh	Sullivan	50	Non-transient non-community	Groundwater
47	Connecticut River MHP	Sullivan	50	Community	Groundwater
48	Sunapee Pizza Chef	Sullivan	50	Transient non-community	Groundwater
49	Gray Ledges	Sullivan	50	Community	Groundwater
50	Sugar River Mennonite Fllwshp	Sullivan	50	Transient non-community	Groundwater