Union County, Arkansas — public water systems

25 active public water systems serve Union County, reporting 39.5K people served.

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

Active systems

Population served

39.5K

Community systems

Groundwater share

100%

Water systems in Union County

Active public water systems in Union County, Arkansas
#	Water system	County	Population served	Type	Source
1	El Dorado Waterworks	Union	17,932	Community	Groundwater
2	Smackover Waterworks	Union	2,821	Community	Groundwater
3	Parkers Chapel Public Water	Union	2,391	Community	Groundwater
4	Wildwood Water Association	Union	1,350	Community	Groundwater
5	Faircrest Water Association	Union	1,329	Community	Groundwater
6	Old Union Public Water Authority	Union	1,200	Community	Groundwater
7	New Hope Water Association	Union	1,136	Community	Groundwater
8	Strong Waterworks	Union	1,131	Community	Groundwater
9	Norphlet Waterworks	Union	1,112	Community	Groundwater
10	Lawson-Urbana Water Assoc	Union	1,108	Community	Groundwater
11	Marysville Water Association	Union	867	Community	Groundwater
12	New London Water Association	Union	850	Community	Groundwater
13	Huttig Waterworks	Union	733	Community	Groundwater
14	Quinn Water Association	Union	729	Community	Groundwater
15	Junction City Waterworks	Union	726	Community	Groundwater
16	Wesson-Newell Water Assoc	Union	658	Community	Groundwater
17	Johnson Township Water Assoc	Union	600	Community	Groundwater
18	Batts-Lapile Water Association	Union	583	Community	Groundwater
19	Calion Water Works	Union	494	Community	Groundwater
20	Lisbon Water Association	Union	439	Community	Groundwater
21	Mount Holly Waterworks	Union	384	Community	Groundwater
22	Oak Manor Water Association	Union	338	Community	Purchased groundwater
23	Harmony Water Association	Union	336	Community	Purchased groundwater
24	Felsenthal Water and Sewer	Union	150	Community	Groundwater
25	Lanxess Corporation	Union	144	Non-transient non-community	Groundwater