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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)