(Before It's News)

Before: Here, the Green Bridge passes over Lake Oroville near the Bidwell Marina in 2011. Notice the trees and shrubs that grow right against the man-made lake’s edge

After: Fast forward to 2014 and even the massive pillars holding up the bridge can be completely seen at the lakes edge, where a wide swath of parched dirt spans between what’s left of the water and the tree line

Before: The marina at Oroville Lake, here in 2011, is the picture of serenity. Recent serious storms in Northern and Southern California have helped give the state a very small reprieve during the 3-year drought, but the effects have been described as a ‘drop in the bucket’

After: Much of what was once an engorged reservoir is now gone at Oroville. Shockingly, only a handful of Central Coast dams have fallen below the historically low 1977 levels
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Source:
http://philosophers-stone.co.uk/wordpress/2014/09/how-serious-is-california-drought-check-out-these-before-and-after-pictures-taken-only-three-years-apart/