Margaretta Hickman has lived in and worked on behalf of the Chollas Creek Watershed since 1968. She was president of the Montford Point Marine Association Ladies Auxiliary, and volunteered for the American Legion. She was active in the Heroines of Jericho, Daughter of the Elks and the VFW Ladies Auxiliary. She was a member of the Coalition of Neighborhood Councils, the Chair of the Webster Community Council and is now Chair of the Webster Heights Community Development Corporation.