Concrete municipal example of a Swiss GEP applied to a dense, cross-border urban area. The document illustrates how condition reports across six thematic areas (waters, infiltration, foreign water, sewer network, danger zones, catchments) feed into a binding drainage concept — a useful worked example of Stage 1 outputs translated into municipal planning decisions.
REGIERUNGSRAT BASEL-STADT (2012): Genereller Entwässerungsplan (GEP) und Entwässerungskonzept. Genereller Entwässerungsplan - Zuständigkeiten – Basel. Basel: Amt für Umwelt und Energie. URL [Accessed: 19.04.2026] PDF