Wolfssee Freibad

Germany Lake 1 - Excellent

Wolfssee is an artificial lake located in Duisburg, Germany, designated as a bathing water since 1992. The bathing area spans 500 m of shoreline and covers 58 hectares. Water quality assessments for the years 2020–2023 consistently rated the bathing water as excellent. The lake has a mean depth of 8.3 m and a maximum depth of 19.3 m, with naturally structured shorelines.

Reviews

No reviews yet.

Write a review

Photos

Upload a photo

Water

Artificial lake. Area: 58 hectares. Mean depth: 8.3 m. Maximum depth: 19.3 m. Catchment area: 10–100 km². Water exchange time: greater than 30 days. Water renewal occurs through groundwater flow. Substrate is sandy and silty. Water body structure is stratified.

Location

Duisburg, Germany. The bathing facility (Freibad Wolfssee) is operated by DJK SV Poseidon 1921 e.V., located at Kalkweg 262, 47279 Duisburg. UTM coordinates: E 346829, N 5694789.

Water Quality

Water quality classification: excellent (2020–2023). Mean water temperature: 20.8 °C (range 16.7–23.4 °C as of October 2024). Mean pH: 8.23 (range 7.96–8.63). Mean conductivity: 323 µS/cm (range 244–601). Mean transparency: 1.5 m (range 0.5–2.5 m). Nutrient status: mesotrophic. No relevant pollution sources identified.

Risks

Cyanobacteria blooms observed within the past four years: medium risk. Future mass development of cyanobacteria: medium risk. Cercariae (duck flea causing swimmer's itch): low risk. Macroalgae: low risk. Future mass development of phytoplankton: low risk. Bird activity: frequent.