The legislature should ask Authority leadership how it plans to address the heighted flood risk around Corcoran and other Central Valley locations impacted by subsidence ...

Some of the subsidence there was not caused by groundwater pumping, but by the irrigation of local nut groves, officials said. The Central Valley aquifer extends for about 400 miles under the ...

The Friant-Kern Canal in the San Joaquin Valley is sinking as parts of the San Joaquin Valley floor collapse because of subsidence, the result of excessive groundwater pumping during the drought.

A 2017 subsidence study commissioned by the High-Speed Rail Authority found that land sinkage would exacerbate flooding in the Corcoran area.

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