Friends of Orinda Creeks Does watershed and creek work in the San Pablo Creek area of Orinda. Includes Bear Creek, Lauterwasser Creek, Castro Ranch Creek, Appian Creek, and Wilkie Creek. Website: www.orindacreeks.org/Email: info@orindacreeks.orgMailing Address:25 Camino Don MiguelOrinda, CA 94563Date Updated: 6/13/2013