1. Bren School of Environmental Science and Management; UC Santa Barbara; Santa Barbara CA 93016 USA
2. Stillwater Sciences; 2855 Telegraph Avenue #400 Berkeley CA 94705 USA
3. Kear Groundwater; PO Box 2601 Santa Barbara CA 93120 USA
4. California State Coastal Conservancy; 1330 Broadway, Suite 1300 Oakland CA 94612 USA