By the end of February, 1893, they had drafted a constitution and attracted a total of 109 geologists, cartographers, geographers, hydrologists, and other scientists interested in earth science to become charter members.
Among these were many notable figures, mostly from the Washington area, including John Wesley Powell, G. K. Gilbert, and F. W. Clarke.
The main reason for the founding of GSW was to provide a forum in which geoscientists could meet to discuss their ideas.
GSW has maintained a single meeting time, location and format throughout its entire history.
Awards are therefore given each year for achievement in the following areas at GSW meetings: In addition, GSW provides judges for science fairs in the Washington area and gives awards to the best earth science projects.