Fig. 1

Location of the WWTP Langwiese, the field sampling sites, and the bypass stations. The map is based on OpenStreetMap. Map data, ©OpenStreetMap contributors, http://opendatacommons.org/licenses/dbcl/1.0/.e
Location of the WWTP Langwiese, the field sampling sites, and the bypass stations. The map is based on OpenStreetMap. Map data, ©OpenStreetMap contributors, http://opendatacommons.org/licenses/dbcl/1.0/.e