The flood hazard maps and flood risk maps were developed based on the following sources:
- Water levels for flood events, incl. their associated probability of occurence (IPS 2009, IWU 2014, 2015, Koenzen et al. 2011)
- ATKIS® DGM – Digitales Geländemodell (DTM, Digital Terrain Model) 2019 (SenStadt 2019a)
- Gewässerkarte (Map of Bodies of Water) 2017 (SenStadt 2017)
- Protected Areas by Nature Conservation Legislation (incl. Natura 2000) 2019 (SenStadt 2019b)
- Water Conservation Districts 2009 (SenStadt 2009)
- Denkmalbestandskartierung im Landesdenkmalamt Berlin (Monument inventory mapping by the Berlin Monument Authority) 2019 (SenStadt n.d.)
- 06.01 Actual Use of Built-Up Areas / 06.02 Inventory of Green and Open Spaces / 06.01.1 Actual Use / 06.02.1 Actual Use and Vegetation Cover (Edition 2016) (SenStadt 2016)
- Betroffene Einwohner (Affected inhabitants), December 31, 2018 (Amt für Statistik Berlin-Brandenburg (Statistical Office for Berlin Brandenburg) 2019)