Historical subsidence rates calculated by the National Geodetic Survey

Historical subsidence rates calculated by the National Geodetic Survey from repeat leveling surveys at benchmarks along Bayou La

Detailed Description

Historical subsidence rates calculated by the National Geodetic Survey from repeat leveling surveys at benchmarks along Bayou Lafource between Raceland and Grand Isle. Shaded areas delineate approximate productive boundaries of nearby oil-and-gas fields; dashed vertical lines show projected intersection with subsurface faults. Abbreviations: mm/yr, millimeters per year; km, kilometers.

Details

Image Dimensions: 1000 x 688

Location Taken: US