Page 377 - Numerical Analysis and Modelling in Geomechanics

358 RESERVOIR COMPACTION, SUBSIDENCE AND WELL DAMAGE

Figure 11.10 Computed and actual surface subsidence from 1991 to 1995.
inches (1 metre) since the beginning of the simulation. The sharp discontinuities
in the curves of the well displacements from about 300 to 800 feet (91 to 244
metres) are the locations of the frictional slip surfaces.