Visit the Carlsbad Watershed Network Website - A wonderful resource for our area http://carlsbadwatershednetwork-net.san-diego-tango-lessons.com/mywatershed.php Here are some topics found on the CWN website: My watershed? Descriptions Cities and Conservancies Loma Alta Creek Buena Vista Creek Agua Hedionda Creek San Marcos Creek Canyon de las Encinas Cottonwood Creek Escondido Creek
The Ranchos of San Diego County Click on the link of the Rancho of San Diego county. Do you see any correlation between their locations and the source of the water supply?