We found 74 public water systems in Hidalgo county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Mcallen Public Utility | Mcallen | 168,909 | 76 | 2 |
| North Alamo Wsc | Edinburg | 127,824 | 220 | 26 |
| City Of Edinburg | Edinburg | 77,100 | 65 | 2 |
| City Of Mission | Mission | 77,058 | 79 | 1 |
| City Of Pharr | Pharr | 73,795 | 39 | 4 |
| Sharyland Wsc | Mission | 51,504 | 65 | 3 |
| Agua Sud | Mission | 45,498 | 67 | 16 |
| City Of Weslaco | Weslaco | 32,092 | 38 | 7 |
| City Of San Juan | San Juan | 30,000 | 69 | 13 |
| City Of Alamo | Alamo | 18,363 | 32 | 41 |
| Military Hwy Wsc Las Rusias | County of Hidalgo | 16,890 | 0 | 46 |
| City Of Mercedes | Mercedes | 15,700 | 32 | 51 |
| City Of Donna | Donna | 15,000 | 36 | 15 |
| City Of Hidalgo | County of Hidalgo | 12,200 | 0 | 7 |
| Hidalgo County Mud 1 | County of Hidalgo | 7,618 | 0 | 21 |
| Military Hwy Wsc Progreso | Progreso | 6,219 | 25 | 4 |
| City Of Elsa | Elsa | 6,000 | 36 | 84 |
| City Of La Joya | County of Hidalgo | 3,033 | 0 | 29 |
| City Of Edcouch | County of Hidalgo | 2,878 | 0 | 44 |
| City Of La Villa | County of Hidalgo | 2,868 | 0 | 285 |
| Bentsen Grove Resort | County of Hidalgo | 1,700 | 0 | 19 |
| Monte Alto Water And Sewer | County of Hidalgo | 1,600 | 0 | 0 |
| Snow To Sun Mobile Home Park | County of Hidalgo | 1,500 | 0 | 0 |
| Military Hwy Wsc Weslaco | County of Hidalgo | 1,500 | 0 | 1 |
| Progreso Water Supply | County of Hidalgo | 1,344 | 0 | 0 |
| Llano Grande Lake Park East | County of Hidalgo | 1,300 | 0 | 15 |
| Bit-o-heaven Mobile Home Park | County of Hidalgo | 800 | 0 | 0 |
| Lull Water Supply Corporation | County of Hidalgo | 700 | 0 | 0 |
| Ranchero Village Mobile Home Park | County of Hidalgo | 700 | 0 | 0 |
| Trails End Mobile Home Park | Weslaco | 644 | 52 | 31 |
| Country Sunshine Mobile Home Park | County of Hidalgo | 600 | 0 | 0 |
| Southern Comfort Mobile Home Park | County of Hidalgo | 600 | 0 | 0 |
| Rio Valley Estates | County of Hidalgo | 600 | 0 | 0 |
| Cedar Park | County of Hidalgo | 411 | 0 | 0 |
| Llano Grande Lake Park West | County of Hidalgo | 400 | 0 | 14 |
| Quiet Village Ii | County of Hidalgo | 400 | 0 | 10 |
| Ozuna's Water System | County of Hidalgo | 307 | 0 | 0 |
| Bannworth Inc - Frozen Food Div | County of Hidalgo | 300 | 0 | 0 |
| Lazy Palms Ranch | County of Hidalgo | 300 | 0 | 122 |
| Retiree Haven Trailer Park | County of Hidalgo | 267 | 0 | 0 |
| Magnolia Park Mobile Home Park | County of Hidalgo | 254 | 0 | 0 |
| WORNICK FAMILY FOODS | County of Hidalgo | 200 | 0 | 0 |
| Muniz Subdivision | County of Hidalgo | 200 | 0 | 0 |
| East Gate Mobile Home Park | County of Hidalgo | 195 | 0 | 0 |
| Magic Valley Trailer Park | County of Hidalgo | 175 | 0 | 0 |
| Penitas City Of | County of Hidalgo | 160 | 0 | 0 |
| Ranch Mobile Home Park The | County of Hidalgo | 150 | 0 | 0 |
| Good Valley Ranch | County of Hidalgo | 135 | 0 | 0 |
| Tierra Blanca Subdivision | County of Hidalgo | 116 | 0 | 0 |
| P B S Water System | County of Hidalgo | 105 | 0 | 0 |
| Sol Y Mar | County of Hidalgo | 103 | 0 | 0 |
| Usda Moore Field | County of Hidalgo | 100 | 0 | 0 |
| Bar 5 Subdivision Water System | County of Hidalgo | 84 | 0 | 0 |
| Leisure World Mobile Home Community | County of Hidalgo | 80 | 0 | 0 |
| Country W Estates Homeowners Assn | County of Hidalgo | 70 | 0 | 0 |
| Americana Trailer Park | County of Hidalgo | 60 | 0 | 0 |
| East Of Eden Mobile Home Park | County of Hidalgo | 60 | 0 | 0 |
| Peckers Restaurant | County of Hidalgo | 50 | 0 | 0 |
| Time Out Trailer Park | County of Hidalgo | 50 | 0 | 0 |
| Green Acres | County of Hidalgo | 50 | 0 | 0 |
| Sleepy Hollow Trailer Park | County of Hidalgo | 50 | 0 | 0 |
| Chuckwagon Drive-in | County of Hidalgo | 50 | 0 | 0 |
| Valley Caliche Products | County of Hidalgo | 42 | 0 | 0 |
| Glass Film Company | County of Hidalgo | 40 | 0 | 0 |
| Valley View Isd Vocational Training Cent | County of Hidalgo | 35 | 0 | 0 |
| Freedom Acres | County of Hidalgo | 35 | 0 | 0 |
| South Tower Estates Water System | County of Hidalgo | 30 | 0 | 0 |
| Bar 7 Subdivision Water System | County of Hidalgo | 30 | 0 | 0 |
| Stenseng Inc - South Cage At 1 | County of Hidalgo | 26 | 0 | 0 |
| Bar 6 Subdivision Water System | County of Hidalgo | 25 | 0 | 0 |
| Cortinos Restaurant | County of Hidalgo | 25 | 0 | 0 |
| Colonia Nueva Water System | County of Hidalgo | 25 | 0 | 0 |
| Engelman Estates | County of Hidalgo | 10 | 0 | 0 |
| Llano Grande Golf Course | County of Hidalgo | 0 | 0 | 0 |