E�ects of reservior depletion

© Cambridge University Press (Fig. 10.21, pp. 380)Zoback, Reservoir Geomechanics

Estimating stress changes in depletingreserviors

Taking and

Comparison of theory and observation

© Cambridge University Press (Fig. 12.2, pp. 382)Zoback, Reservoir Geomechanics

Production induced faulting

Simpli�cation leads to

For

Reservoir space plot

© Cambridge University Press (Fig. 12.4a, pp. 386)Zoback, Reservoir Geomechanics

GOM Field X

© Cambridge University Press (Fig. 12.3ab, pp. 383)Zoback, Reservoir Geomechanics

© Cambridge University Press (Fig. 12.4b, pp. 387)Zoback, Reservoir Geomechanics

Valhall �eld in North Sea

© Cambridge University Press (Fig. 12.5, pp. 388)Zoback, Reservoir Geomechanics

Stress rotations with depletion

Original Depleted

© Cambridge University Press (Fig. 12.6ab, pp. 391)Zoback, Reservoir Geomechanics

Rotation angle, near the fault due todepletion

with

and