By North County Times Opinion staff
North County Times
February 14, 2008

While we tend to obsess about local rain levels, San Diego County, and Southern California in general, is actually more dependent on snowfall in the Sierra Nevadas and the Rockies for its supply of water.

In fact, only 10 percent of our water comes from local sources.

The dwindling ability of the Colorado River to meet the demands of growing communities in California, Arizona and Nevada is not news, however.

click here for full article