Region 15 Lower Rio Grande Flood Planning Region
This region begins at International Amistad Reservoir in Val Verde County, which separates the Upper and Lower Rio Grande regions, and extends to the Rio Grande Valley region near the Gulf of Mexico. It contains six major lakes/reservoirs, including two that border the U.S. and Mexico.
For a detailed map of Region 15, please visit the Texas Natural Resources Information System (TNRIS) Flood Planning Regions Map Collection.
Population Estimate (2019): 1,776,732
Approximate Area: 43,204 square miles
Approximate Stream Miles: 5,300
Approximate NFIP Claims (1975-2019): $173,104,689
*indicates this county is partially within this RFPG and is also represented by at least one other RFPG
Major Cities (Population greater than 25,000):
Major Lakes & Reservoirs:
Ecoregions of Texas Represented:
Regional Flood Planning Group Meeting Minutes & Updates
Please see the RFPG Meeting Schedule webpage for information on the past and upcoming meetings.