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Press Release 14-067

California Central Valley groundwater depletion slowly raises Sierra Nevada mountains

Changes may trigger small earthquakes, scientists find

Back to article | Note about images

Water in Southern California's Great Valley flows along the California Aqueduct.

Water in Southern California's Great Valley flows along the California Aqueduct.

Credit: Bill Hammond


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The NSF EarthScope Plate Boundary Observatory GPS network is providing millimeter-precision data.

The NSF EarthScope Plate Boundary Observatory GPS network is providing millimeter-precision data.

Credit: NSF EarthScope Program


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GPS station that's part of the NSF Plate Boundary Observatory, pictured on a Nevada summit.

The GPS station that's part of the NSF Plate Boundary Observatory is pictured on a Nevada summit.

Credit: Bill Hammond


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The Sierra Nevada has gone through kilometers of rock uplift over the last several million years.

The Sierra Nevada has gone through kilometers of rock uplift over the last several million years.

Credit: Bill Hammond


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GPS station 311 in the Eastern Sierra Nevada, part of the NSF Plate Boundary Observatory.

GPS station 311 in the Eastern Sierra Nevada, part of the NSF Plate Boundary Observatory.

Credit: UNAVCO


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Waning snowpack on the crest of the Sierra Nevada's Twin Peaks, near the Pacific Crest Trail.

Waning snowpack on the crest of the Sierra Nevada's Twin Peaks, near the Pacific Crest Trail.

Credit: Bill Hammond


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