Content

Groundwater Levels of the Main Aquifer and Panke Valley Aquifer 2018

Figures / Tables

Figures

Fig. 1: Location of the waterworks which supply Berlin with drinking water, as of May 2018

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Fig. 2: Types of appearance of subsurface water

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Fig. 3: Hydrogeological terms

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Fig. 4a: Groundwater infiltrates into the surface waters (effluent conditions)

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Fig. 4b: Bank-filtered water caused by flooding: Surface water infiltrates into the groundwater (influent conditions)

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Fig. 4c: Bank-filtered water caused by discharge of groundwater: due to the drop in the groundwater caused by wells, surface water infiltrates into the groundwater

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Fig. 5: Morphological map of Berlin

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Fig. 6: Geological map of Berlin

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Fig. 7: Schematic hydrogeological cross-section of Berlin, from south to north

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Fig. 8: The unconfined Panke Valley Aquifer (Aquifer 1) in the north-western area of the Barnim Plateau is situated above the Main Aquifer (Aquifer 2), which is confined in this area

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Fig. 9: Hydrograph of the groundwater level at an observation well in the borough of Mitte, since 1870. The highest groundwater level (HGW) was measured here on June 1, 1876. Since 1905, the groundwater level has been highly affected by numerous drawdowns.

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Fig. 10: Groundwater rise in the glacial spillway between 1989 and 2012

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Fig. 11: Development of the raw water discharge in the last 29 years

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Fig. 11: Development of the raw water discharge in the last 29 years

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Fig. 12: Position of the four largely unaffected groundwater observation wells: 340 and 5139 in the glacial spillway, 777 on the Teltow plateau, and 5004 on the Barnim plateau

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Fig. 13: Hydrograph of the groundwater level at two groundwater observation wells in the glacial valley from May 15, 2017 to May 15, 2018

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Fig. 14: Hydrograph of groundwater level of two groundwater observation wells on the plateau areas from May 15, 2017 to May 15, 2018

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Fig. 15: Monthly precipitation between May 2017 and May 2018 at the climate station “Berlin-Tempelhof”, compared with the long-term mean, 1981 through 2010.

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Fig. 15: Monthly precipitation between May 2017 and May 2018 at the climate station “Berlin-Tempelhof”, compared with the long-term mean, 1981 through 2010.

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Tables

Tab. 1: Input data for the interpolation with the Kriging method

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