Gulf Coast
The Gulf Coast exists along the Gulf of Mexico. Large cities in this area include Galveston, Houston and Corpus Christi. The total area is 21,000 square feet and the major rivers running through the region include:
the Trinity
Brazos
Nueces
San Antonio
San Jacinto
Many streams flow through the area with salt grass marshes and estuaries through the area. The western portion of the coast is primarily grasslands and prairies. The average rainfall is from 40 to 60 inches a year. I got number one online so I hope you check number two online