"This book is a Must for anybody interested in the Sacramento Rivers and tributaries with regards to fisheries, restoration, history AND just a beautiful coffee table book to stimulate FLUID discussions!" - John Check it out!         ...

Alameda/San Joaquin County Mitchell's Ravine is (was) a tunnel muck site - a legacy of the  Hetch Hetchy Aqueduct from 1938. The water tunnel is about 600' under ground at this site!  San Francisco PUC-Hetch Hetchy and CA State Parks OHV Division, in conjunction with the RWQCB,...