The Houston area has over 150 active faults (estimated to be 300 active faults) with an aggregate length of up to 310 miles (500 km), including the Long Point–Eureka Heights fault system which runs through the center of the city.
A área de Houston ten máis de 150 fallas activas (en total estímanse 300 fallas activas), cunha lonxitude total de até 500 km, incluíndo o sistema de fallas de Long Point-Eureka Heights, que atravesa o centro da cidade.