Levees / By county / Willacy County, TX
Levee systems in Willacy County, TX
2 systems on the federal register here, with 258,480 people recorded behind them.
| System | Location | Accreditation | People | Length |
|---|---|---|---|---|
| Lower Rio Grande Left Floodway System | Santa Rosa, Cameron County, Texas | Accredited | 143,030 | 59.6 miles |
| Lower Rio Grande Right Floodway System | Lasana, Cameron County, Texas | Accredited | 115,450 | 56.0 miles |
Source: USACE National Levee Database, refreshed 2026-09-10.