The most severe damage to the island was caused by the hurricane that starts on August 27, 1900 whereas ends on September 15, 1900. This hurricane caused severe damaged to the population about 6000 to 12000 people were killed. This hurricane damaged the property of $1.097 billion. The intensity of winds reaches up to 145 mph (230 km/h) that is responsible for this severe human and property damage to Galveston Island.