https://opendata.dfki.uni-trier.de/dataset/c46be1bd-f49f-46a7-ab0f-d24f8ccf7b31/resource/07f966cc-94dd-4f1f-b68f-32cb56373fcf/download/nz_hazardarea_fluival_h-de.gml

Flood Hazard Areas (Überflutungsflächen-DE) - CSS Data Storage Download