What other resources are available besides water supply…
Hetch Hetchy Water System Improvement Projects
Thu Mar 01, 2012 By Leave a Comment
What authorities do to make the aging water system reliable and seismically safe…
Quality control of Hetch Hetchy water
Thu Mar 01, 2012 By Leave a Comment
How authorities maintain the high quality of clean and safe drinking water…
Controversy over Hetch Hetchy water system
Wed Feb 29, 2012 By Leave a Comment
Surrounded by mountains and 3,800 feet above sea level, the Hetch Hetchy Reservoir collects its water from Sierra snowmelt. Covering an area of 460 square miles…