Hillsborough County, New Hampshire — public water systems

278 active public water systems serve Hillsborough County, reporting 336.4K people served.

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

Active systems

278

Population served

336.4K

Community systems

Groundwater share

95.3%

Water systems in Hillsborough County

Active public water systems in Hillsborough County, New Hampshire
#	Water system	County	Population served	Type	Source
1	Manchester Water Works	Hillsborough	123,500	Community	Surface water
2	Pennichuck Water Works	Hillsborough	89,073	Community	Surface water
3	Merrimack Village Dist	Hillsborough	25,500	Community	Groundwater
4	Hudson Water Dept	Hillsborough	16,700	Community	Groundwater
5	Milford Water Utilities Dept	Hillsborough	9,500	Community	Purchased surface water
6	Litchfield	Hillsborough	7,000	Community	Purchased surface water
7	Peterborough Water Works	Hillsborough	4,500	Community	Groundwater
8	Goffstown Village Pct	Hillsborough	3,250	Community	Surface water
9	Little Pond Estates	Hillsborough	3,000	Community	Purchased surface water
10	Hollis Sch Dist	Hillsborough	2,000	Non-transient non-community	Groundwater
11	Hillsborough Water Works	Hillsborough	2,000	Community	Surface water
12	Wilton Water Works	Hillsborough	1,790	Community	Groundwater
13	Crotched Mountain Ski Area	Hillsborough	1,500	Transient non-community	Groundwater
14	Emerald Lake	Hillsborough	1,300	Community	Groundwater
15	Powder Hill	Hillsborough	1,155	Community	Purchased surface water
16	Hillsborough Cnty Yth Cntr	Hillsborough	1,150	Transient non-community	Groundwater
17	Grasmere Water Pct/Main	Hillsborough	1,125	Community	Purchased surface water
18	Greenville Water Dept	Hillsborough	1,100	Community	Surface water
19	Hollis Brookline Hs	Hillsborough	980	Non-transient non-community	Groundwater
20	470 Mobil	Hillsborough	950	Transient non-community	Groundwater
21	Williamsburg	Hillsborough	928	Community	Groundwater
22	Antrim Sewer and Water Dept	Hillsborough	920	Community	Groundwater
23	Mcdonalds Restaurant	Hillsborough	900	Transient non-community	Groundwater
24	Cabot Preserve	Hillsborough	878	Community	Purchased groundwater
25	Dunkin Donuts/Baskin Robbins	Hillsborough	775	Transient non-community	Groundwater
26	Bennington Water Dept	Hillsborough	775	Community	Groundwater
27	John Stark Reg High Sch	Hillsborough	698	Non-transient non-community	Groundwater
28	Cold Springs Campground/Ph	Hillsborough	657	Transient non-community	Groundwater
29	Center Woods Elementary Sch	Hillsborough	620	Non-transient non-community	Groundwater
30	Riley Field Complex	Hillsborough	600	Transient non-community	Groundwater
31	New Boston Elementary Sch	Hillsborough	598	Non-transient non-community	Groundwater
32	Greenfield St Pk Pump House	Hillsborough	550	Transient non-community	Groundwater
33	Weare Middle Sch	Hillsborough	500	Non-transient non-community	Groundwater
34	Camp Tevya	Hillsborough	497	Transient non-community	Groundwater
35	Bedford White Ave Irving	Hillsborough	475	Transient non-community	Groundwater
36	Greenville Est Village Dist	Hillsborough	472	Community	Purchased surface water
37	Highbridge Hill Elem Sch	Hillsborough	465	Non-transient non-community	Groundwater
38	Camp Foster	Hillsborough	460	Transient non-community	Groundwater
39	Dunkin Donuts	Hillsborough	450	Transient non-community	Groundwater
40	Hancock Water Works	Hillsborough	450	Community	Surface water
41	Badger Hill	Hillsborough	438	Community	Groundwater
42	Camp Young Judaea/the Grove	Hillsborough	415	Transient non-community	Groundwater
43	Boynton Middle Sch	Hillsborough	410	Non-transient non-community	Groundwater
44	Capt Samuel Douglass Academy	Hillsborough	358	Non-transient non-community	Groundwater
45	Murphys Taproom/Carriage Hse	Hillsborough	350	Transient non-community	Groundwater
46	7 Eleven	Hillsborough	350	Transient non-community	Groundwater
47	Mascenic Regional High Sch	Hillsborough	350	Non-transient non-community	Groundwater
48	Pelham Veterans Memorial Park	Hillsborough	335	Transient non-community	Groundwater
49	Richard Maghakian Memorial Sch	Hillsborough	327	Non-transient non-community	Groundwater
50	All Seasons Condos	Hillsborough	325	Transient non-community	Groundwater