Free State of Galveston as well as the nearby city of Brazoria. The opening of the Houston Ship Channel in 1915 further challenged the port city. Houston and Texas City, as well as other ports, rapidly overtook Galveston as leading ports and commercial centers; by 1930 map makers were showing Houston as the major city on the Texas coast, instead of Galveston. Cotton shipping, which Galveston had thoroughly dominated on a worldwide level, began migrating to other ports in Texas and on the West Coast. As Galveston's traditional economy declined, Texas' oil boom began in 1901, with oil wells and refineries constructed throughout the
Port of Galveston than expected pace, requiring more dredging in 2016. The western part of the port will be dredged from a dept of to , at a cost of $12-15 million. To accommodate cruise ships, the area where the ships turn around is routinely dredged every four years. During the late 19th century, the port was the busiest on the Gulf Coast and considered to be second busiest in the country, next to the port of New York City. In the 1850s, the port of Galveston exported approximately goods valued almost 20 times what was imported. The main export was cotton. The