Hidalgo County, Texas — public water systems

29 active public water systems serve Hidalgo County, reporting 922.2K people served.

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

Active systems

Population served

922.2K

Community systems

Groundwater share

17.2%

Water systems in Hidalgo County

Active public water systems in Hidalgo County, Texas
#	Water system	County	Population served	Type	Source
1	Mcallen Public Utility	Hidalgo	189,957	Community	Surface water
2	North Alamo WSC	Hidalgo	171,195	Community	Surface water
3	City of Edinburg	Hidalgo	85,224	Community	Surface water
4	City of Pharr	Hidalgo	79,715	Community	Surface water
5	City of Mission	Hidalgo	77,058	Community	Surface water
6	Sharyland WSC	Hidalgo	68,562	Community	Surface water
7	Agua Sud	Hidalgo	52,137	Community	Surface water
8	City of Weslaco	Hidalgo	40,033	Community	Surface water
9	City of San Juan	Hidalgo	30,000	Community	Surface water
10	City of Alamo	Hidalgo	21,065	Community	Surface water
11	City of Donna	Hidalgo	18,720	Community	Surface water
12	Military Hwy WSC Las Rusias	Hidalgo	17,943	Community	Purchased surface water
13	City of Mercedes	Hidalgo	16,258	Community	Surface water
14	City of Hidalgo Water System	Hidalgo	14,800	Community	Groundwater
15	Military Hwy WSC Progreso	Hidalgo	12,198	Community	Groundwater
16	Hidalgo County MUD 1	Hidalgo	8,420	Community	Surface water
17	City of Elsa	Hidalgo	5,500	Community	Surface water
18	City of La Joya	Hidalgo	3,033	Community	Surface water
19	City of Edcouch	Hidalgo	2,878	Community	Surface water
20	City of La Villa	Hidalgo	2,781	Community	Surface water
21	Military Hwy WSC Weslaco	Hidalgo	1,584	Community	Purchased surface water
22	Llano Grande Lake Park East	Hidalgo	1,300	Community	Purchased surface water
23	Leisure World Mobile Home Community	Hidalgo	700	Non-transient non-community	Purchased surface water
24	Lazy Palms Ranch	Hidalgo	400	Transient non-community	Groundwater
25	Llano Grande Lake Park West	Hidalgo	300	Community	Purchased surface water
26	Trails End Mobile Home Park	Hidalgo	200	Community	Purchased surface water
27	Aqua Planet Water Park	Hidalgo	110	Transient non-community	Groundwater
28	Usda Moore Field	Hidalgo	100	Non-transient non-community	Surface water
29	Sleepy Hollow Trailer Park	Hidalgo	55	Non-transient non-community	Groundwater