Adams County, Pennsylvania — public water systems

146 active public water systems serve Adams County, reporting 78.8K people served.

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

Active systems

146

Population served

78.8K

Community systems

Groundwater share

98.6%

Water systems in Adams County

Active public water systems in Adams County, Pennsylvania
#	Water system	County	Population served	Type	Source
1	Gettysburg Muni Auth	Adams	12,425	Community	Surface water
2	Littlestown Boro	Adams	7,300	Community	Groundwater
3	Outlet Shops at Gettysburg	Adams	6,500	Non-transient non-community	Groundwater
4	New Oxford Munci Auth	Adams	3,963	Community	Surface water
5	Lake Meade Muni Auth	Adams	3,221	Community	Groundwater
6	Bonneauville Muni Water Auth	Adams	2,730	Community	Groundwater
7	Biglerville Water Co	Adams	2,501	Community	Groundwater
8	Bermudian Springs Sch Dist	Adams	2,300	Non-transient non-community	Groundwater
9	Fairfield Muni Auth	Adams	2,150	Community	Groundwater
10	Weis Markets East Berlin	Adams	1,800	Non-transient non-community	Groundwater
11	East Berlin Area Joint Auth	Adams	1,750	Community	Groundwater
12	Pa Amer Water Co Lake Heritage	Adams	1,648	Community	Groundwater
13	Arendtsville Muni Water Sys	Adams	1,200	Community	Groundwater
14	York Springs Muni Water	Adams	1,095	Community	Groundwater
15	Bendersville Muni Auth	Adams	1,039	Community	Groundwater
16	Ski Liberty	Adams	1,000	Non-transient non-community	Groundwater
17	Rutters Store 17	Adams	1,000	Transient non-community	Groundwater
18	Granite Hill Campground	Adams	950	Transient non-community	Groundwater
19	Rutters Store 36	Adams	900	Transient non-community	Groundwater
20	Gettysburg Cpgrd	Adams	800	Transient non-community	Groundwater
21	Possum Valley Muni Auth	Adams	800	Community	Groundwater
22	Eisenhower Water Supply	Adams	760	Community	Groundwater
23	Harvest Chapel	Adams	600	Transient non-community	Groundwater
24	Gettysburg Battlefield Resort	Adams	500	Transient non-community	Groundwater
25	Freedom Valley Worship Ctr	Adams	500	Non-transient non-community	Groundwater
26	Gettysburg National Golf Club	Adams	500	Transient non-community	Groundwater
27	Gettysburg Sunoco 2709	Adams	500	Transient non-community	Groundwater
28	Adams Cnty Fac Ctr	Adams	456	Community	Groundwater
29	Amblebrook	Adams	450	Community	Groundwater
30	Bethel Assembly of God Ltown	Adams	450	Transient non-community	Groundwater
31	Franklin Twp Muni Auth	Adams	441	Community	Groundwater
32	Artillery Ridge Cpgrd	Adams	400	Transient non-community	Groundwater
33	Conewago Cpgd	Adams	400	Transient non-community	Groundwater
34	Frontier Bar B Q	Adams	400	Transient non-community	Groundwater
35	Aqua Pa Links at Gettysburg Sy	Adams	398	Community	Groundwater
36	Knouse Foods Inc. Peach Glen	Adams	340	Non-transient non-community	Groundwater
37	Dave & Janes	Adams	325	Transient non-community	Groundwater
38	Knouse Foods Inc. Orrtanna	Adams	316	Non-transient non-community	Groundwater
39	Gettysburg Montessori School	Adams	308	Non-transient non-community	Groundwater
40	Church of Jesus Christ of Lds	Adams	300	Transient non-community	Groundwater
41	Camp Nawakwa	Adams	300	Transient non-community	Groundwater
42	Crabbs Tropical Treat	Adams	300	Transient non-community	Groundwater
43	Gettysburg Hampton Inn	Adams	300	Transient non-community	Groundwater
44	Barlow Fire Dept	Adams	300	Transient non-community	Groundwater
45	Wendys at Cross Keys Center	Adams	300	Transient non-community	Groundwater
46	Anchor Estates	Adams	300	Community	Groundwater
47	Gettysburg K O A	Adams	300	Transient non-community	Groundwater
48	910 Bj LLC	Adams	300	Transient non-community	Groundwater
49	Jen Jens Rhythm N Brews	Adams	300	Transient non-community	Groundwater
50	Western Cumberland Water Sys	Adams	275	Community	Groundwater