Comanche County, Oklahoma — public water systems

25 active public water systems serve Comanche County, reporting 137.3K people served.

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

Active systems

Population served

137.3K

Community systems

Groundwater share

32%

Water systems in Comanche County

Active public water systems in Comanche County, Oklahoma
#	Water system	County	Population served	Type	Source
1	Lawton	Comanche	92,757	Community	Surface water
2	Fort Sill Hqusafacfs	Comanche	23,000	Community	Purchased surface water
3	Elgin Pwa	Comanche	3,300	Community	Groundwater
4	Comanche Co Rwd #4	Comanche	3,000	Community	Purchased surface water
5	Comanche Co Rwd #1	Comanche	2,800	Community	Purchased surface water
6	Cache	Comanche	2,371	Community	Groundwater
7	Comanche Co Rwd #3	Comanche	2,325	Community	Purchased surface water
8	Comanche Co Rwd #2	Comanche	1,840	Community	Groundwater
9	Geronimo	Comanche	1,200	Community	Purchased surface water
10	Fletcher	Comanche	1,022	Community	Groundwater
11	Pecan Valley Rwd	Comanche	1,000	Community	Purchased surface water
12	Sterling Pwa	Comanche	762	Community	Groundwater
13	Chattanooga Pws	Comanche	627	Community	Groundwater
14	Medicine Park	Comanche	382	Community	Purchased surface water
15	Indiahoma Public Works Authority	Comanche	350	Community	Purchased surface water
16	Faxon	Comanche	134	Community	Purchased groundwater
17	Mountain Village Development	Comanche	77	Community	Purchased surface water
18	Southeast Water Association	Comanche	51	Community	Purchased surface water
19	Sunnyside Water Assoc	Comanche	50	Community	Purchased surface water
20	Hwy 7 East Water Assn	Comanche	50	Community	Purchased surface water
21	Fort Sill Camp Eagle	Comanche	50	Transient non-community	Groundwater
22	Clemmer Water Association	Comanche	47	Community	Purchased surface water
23	Valley View Estates Homeowners Assoc	Comanche	42	Community	Purchased surface water
24	Letra Beach	Comanche	26	Transient non-community	Surface water
25	Valley View Water Association	Comanche	25	Community	Purchased surface water