The current concern over citizen’s water rights by residential and commercial developers in the Anza Aguanga Valley that is hindering the areas sought after economic growth stems back almost 75 years in the history of the Santa Margarita Watershed. In recent months the issue of citizen’s water rights, once again came to the forefront of the news after the Riverside County Board of Supervisors, July 12 meeting denied a request from the developer of Thomas Mountain Ranch to amend their specific plan to provide a community water system.