Listertalsperre Kalberschnacke

Germany Lake 1 - Excellent

Listertalsperre is an artificial reservoir located in the Olpe district, serving as a designated bathing water since 2004. The bathing area at Kalberschnacke covers approximately 150 meters of shoreline and is situated in the middle elevation range above 200 meters. The water body has a capacity of approximately 79 hectares with an average depth of 20 meters and maximum depth of 33 meters.

Reviews

No reviews yet.

Write a review

Photos

Upload a photo

Water

Artificial reservoir (Talsperre). Surface area approximately 79 hectares. Average depth 20 meters, maximum depth 33 meters. Water level fluctuations up to approximately 5 meters. Catchment area 10–100 km². Substrate composition sandy and rocky. Water body is stratified with natural shoreline structure. Water renewal occurs through inflow with water exchange time exceeding 30 days.

Location

The bathing area is located at Listertalsperre, Kalberschnacke. The nearest city is Olpe. The operator is Stadt Drolshagen, Hagener Str. 9 A, 57489 Drolshagen. Responsible authority is Kreis Olpe, Gesundheitsamt. Sampling point coordinates (UTM): E: 416781 N: 5658429.

Water Quality

Water quality classification: Excellent for 2022, 2023, 2024, and 2025. Water temperature ranges from 17–23°C with mean of 20°C. pH ranges from 7.4–8.9 with mean of 8.1. Transparency ranges from 1.5–6 meters with mean of 3.5 meters. Trophic status: mesotrophic. No relevant pollution sources identified. No cyanobacterial blooms observed in the last four years.

Risks

Waterweed (Elodea nuttallii) is present. Low risk of future phytoplankton mass development. No cyanobacterial mass development expected. Occasional bird activity with no significant impact.