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red and white round buoys strung across the blue water of the California Aqueduct
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California Aqueduct, San Joaquin Valley
USGS scientist standing with a pole annotated with land-surface elevation marks at given years at bench mark H 1235 RESET.
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Land Subsidence near El Nido, CA
USGS scientist standing with a pole annotated with land-surface elevation marks at given years at bench mark W 990.
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Land Subsidence near El Nido, CA
Map of the San Joaquin Valley displaying contours of land subsidence that occurred from 2008 to 2010.
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2008-2010 Land Subsidence Contours, San Joaquin Valley, California
map of San Joaquin Valley shaded by 2008-2010 subsidence in millimeters
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Subsidence (2008-2010), San Joaquin Valley, California
A buckle in the concrete lining of the Delta-Mendota canal.
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Land Subsidence Along the Delta-Mendota Canal