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Table 1 Possible ranges for the hydraulic parameters of the Malm aquifer; unit conversions calculated for a fluid density of 971.82 kg/m3 and a fluid viscosity of 2.89 × 10−4 Pa s (30 MPa pore pressure and 100 °C reservoir temperature)

From: Hydraulic behavior of fault zones in pump tests of geothermal wells: a parametric analysis using numerical simulations for the Upper Jurassic aquifer of the North Alpine Foreland Basin

\(x_{i}\)

\(i\)

Min

Max

Unit

Sources

Matrix permeability

1

1.0 × 10−17

1.0 × 10−12

m2

Birner (2013)

TUM (2019)

3.3 × 10−10

3.3 × 10−5

m/s

Matrix storage

2

2.0 × 10−12

1.6 × 10−10

1/Pa

TUM (2019)

2.0 × 10−8

1.6 × 10−6

1/m

Fault zone permeability

3

1.0 × 10−14

1.0 × 10−9

m2

Birner (2013)

TUM (2019)

3.3 × 10−7

3.3 × 10−2

m/s

Fault zone storage

4

2.0 × 10−12

1.6 × 10−10

1/Pa

TUM (2019)

2.0 × 10−8

1.6 × 10−6

1/m

Fault zone thickness

5

15

300

m

Agosta and Aydin (2006); Michie et al. (2014)

Fluid viscosity

6

1.0 × 10−4

3.0 × 10−4

Pa s

NIST (Lemmon et al. 2018)

Production rate

7

20

90

l/s

Geotis (Agemar et al. 2014)