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Table 1 Summary of step-drawdown test (measurement pumping) results (Bujakowski (2000)

From: Reconstruction of geothermal boreholes in Poland

Flow rate (m3/h)

Pumping time

Lowest level of the water table (m b.g.l.)

Depression (m)

Unit efficiency (m3/(h·m))

Temp. at the end of pumping (°C)

29.0

29 h 30′

67.46

14.46

2.01

36.6

56.0

47 h 45′

91.73

38.73

1.45

39.3

From 69.0 to 75.0

442 h

107.3–79.09

54.3–26.09

1.27–2.87

40.5