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Table 2 Pore pressure deviations (dP) between 3D basin models and estimated/measured pressures as average absolute deviation (dPPTVD; dPPmax), at depth of estimated maximum pore pressure (dPPTVD), and maximum pore pressures (dPPmax)

From: Predictability and controlling factors of overpressure in the North Alpine Foreland Basin, SE Germany: an interdisciplinary post-drill analysis of the Geretsried GEN-1 deep geothermal well

Model ID

Permeability modela

Average abs(dPPmax)

Average abs(dPPTVD)

Well A (PPmax = 1.09 g/cm3)

Well B (PPmax = 1.65 g/cm3)

Well C (PPmax = 1.89 g/cm3)

Well D (PPmax = 1.76 g/cm3)

Ch

Ru

Sch

UC

dPP2554 m

dPPmax

dPP4035 m

dPPmax

dPP4278 m

dPPmax

dPP3633 m

dPPmax

 g/cm3

 g/cm3

 g/cm3

g/cm3

g/cm3

g/cm3

g/cm3

 g/cm3

g/cm3

 g/cm3

Pressure calibration

 C1

50

50

50

50

0.52

0.66

− 0.23

− 0.04

− 0.73

− 0.58

− 0.89

− 0.76

− 0.79

− 0.7

 C2

70

70

70

70

0.16

0.53

− 0.17

0.06

− 0.64

− 0.1

− 0.7

− 0.23

− 0.62

− 0.26

 C3

90

90

90

90

0.57

0.40

0.21

0.89

− 0.53

0.58

− 0.47

0.35

− 0.37

0.45

 C4

50

50

090B

090B

0.39

0.40

− 0.06

− 0.04

− 0.47

− 0.46

− 0.59

− 0.59

− 0.46

− 0.46

 C5

50

70

090B

090B

0.29

0.30

− 0.06

− 0.04

− 0.41

− 0.4

− 0.39

− 0.38

− 0.35

− 0.35

 C6

50

90

090B

090B

0.05

0.06

− 0.04

− 0.04

− 0.1

− 0.09

− 0.03

0

− 0.06

− 0.06

 C7

50

050B

090B

090B

0.25

0.25

− 0.06

− 0.04

− 0.32

− 0.31

− 0.32

− 0.32

− 0.31

− 0.31

 C8

50

070B

090B

090B

0.08

0.03

− 0.04

− 0.03

0.04

0.12

0

0.09

0.04

0.06

 C9

50

090B

090B

090B

0.37

0.05

0.08

0.08

0.09

0.53

− 0.02

0.41

0.03

0.45

 C10

50

070B

070B

070B

0.05

0.20

− 0.04

− 0.04

− 0.4

− 0.06

− 0.18

0.03

− 0.19

− 0.06

 C11

50

070B

070B

090B

0.04

0.04

− 0.04

− 0.04

− 0.08

0.04

− 0.04

0.06

− 0.01

0.01

 C12

50

070B

090B

070B

0.05

0.06

− 0.04

− 0.03

− 0.09

0.07

− 0.09

0.07

− 0.03

0.03

 C13

50

90

070B

070B

0.16

0.22

− 0.07

− 0.04

− 0.4

− 0.3

− 0.18

− 0.09

− 0.24

− 0.22

 C14

50

90

070B

090B

0.08

0.10

− 0.07

− 0.04

− 0.18

− 0.16

− 0.07

− 0.04

− 0.09

− 0.09

 C15

50

90

090B

070B

0.09

0.12

− 0.04

− 0.04

− 0.19

− 0.15

− 0.11

− 0.03

− 0.14

− 0.13

 C16

60

90

070B

070B

0.09

0.18

− 0.03

0

− 0.33

− 0.17

− 0.17

− 0.06

− 0.2

− 0.15

 C17

60

90

070B

090B

0.03

0.06

− 0.04

0

− 0.1

− 0.06

− 0.06

− 0.01

− 0.05

− 0.05

 C18

60

90

090B

070B

0.04

0.08

0.03

0.04

− 0.11

− 0.05

− 0.1

− 0.01

− 0.09

− 0.06

 C19 (best fit)

60

90

090B

090B

0.03

0.03

0.03

0.04

− 0.02

0.01

− 0.02

0.03

− 0.03

− 0.03

 C20

60

070B

070B

070B

0.03

0.20

0.02

0.03

− 0.39

− 0.02

− 0.19

0.02

− 0.18

− 0.05

 C21 (Fig. 8)

60

070B

070B

090B

0.04

0.03

0.01

0.02

− 0.06

0.06

− 0.05

0.06

0

0.02

 C22

60

070B

090B

070B

0.06

0.06

0.04

0.04

− 0.08

0.08

− 0.1

0.06

− 0.03

0.04

 C23

60

070B

090B

090B

0.08

0.04

0.04

0.04

0.05

0.13

− 0.01

0.08

0.04

0.06

 C24

70

90

070B

070B

0.08

0.16

0.1

0.2

− 0.24

0.04

− 0.14

0.01

− 0.15

− 0.05

 C25

70

70

090B

090B

0.12

0.11

0.16

0.2

0

0.08

− 0.16

− 0.09

− 0.12

− 0.1

 C26

70

90

090B

090B

0.13

0.09

0.22

0.25

0.09

0.14

0.01

0.07

0.03

0.06

Impact of Schoeneck Formation and Eocene

 Sch1

60

90

50

090B

0.04

0.07

− 0.06

− 0.01

− 0.12

− 0.07

− 0.06

− 0.01

− 0.05

− 0.05

 Sch2 (Fig. 8)

60

90

Lmst

090B

0.22

0.70

− 0.06

− 0.01

− 0.8

− 0.28

− 1.01

− 0.22

− 0.91

− 0.38

 Eo1b (Fig. 8)

60

90

090B

090B

0.09

0.18

0.02

0.03

− 0.16

− 0.09

− 0.37

− 0.12

− 0.18

− 0.12

Impact of Upper Cretaceous

 LC1

60

90

090B

50

0.08

0.17

0.03

0.04

− 0.15

− 0.07

− 0.34

− 0.1

− 0.17

− 0.11

 LC2

60

90

090B

Lmst

0.08

0.18

0.03

0.04

− 0.15

− 0.08

− 0.35

− 0.11

− 0.18

− 0.11

 LC3c (Fig. 8)

60

90

090B

090B

0.25

0.24

0.75

0.75

0.17

0.17

0

0.04

0.02

0.02

  1. a50, 60, 70, 90 = clay content in percentage applied to the porosity, permeability model of Yang and Aplin (2010); 50B, 70B, 90B = 2-phase permeability model of Busch and Amann-Hildenbrand (2013) applied to porosity–permeability model of Yang and Aplin (2010) with clay contents of 50%, 70% and 90%, respectively. Lmst = ooid grain stone (Hantschel and Kauerauf 2009)
  2. bEocene modeled as ooid grain stone (Hantschel and Kauerauf 2009)
  3. cLower Cretaceous modeled as 2-phase permeability-corrected (Busch and Amann-Hildenbrand 2013) porosity–permeability relationship (Yang and Aplin 2010) for 90% clay content