Biggesee Kessenhammer

Germany Lake 1 - Excellent

Biggetalsperre, Badestelle Kessenhammer is an artificial reservoir located in the Olpe district of North Rhine-Westphalia, Germany. The bathing area spans approximately 200 metres of shoreline along this 800-hectare water body. Water temperatures range from 16 to 23°C, with an average of 19°C, and water transparency varies between 2 and 7 metres. The water body is classified as mesotrophic with moderate nutrient content.

Reviews

No reviews yet.

Write a review

Photos

Upload a photo

Water

Artificial reservoir (Talsperre) with an area of 800 hectares. Average water temperature 19°C (range 16–23°C). Average water transparency 4 metres (range 2–7 metres). Average pH 8.0 (range 7.4–8.7). Mean water depth 25 metres, maximum depth 55 metres. Water level fluctuations up to approximately 15 metres. Water exchange time exceeds 30 days. Catchment area 100–1000 km². Elevation above 200 metres. Substrate sandy and rocky. Shore structure is natural.

Location

Kessenhammer, Olpe, Germany. The bathing area is operated by Karl-Ludwig Keseberg at Kessenhammer 4, 57462 Olpe. UTM coordinates: E 419885, N 5657222.

Water Quality

Water quality classification: Excellent for 2022, 2023, 2024, and 2025. Mesotrophic nutrient status. No relevant pollution sources identified. Monitoring shows no microbiological or chemical contamination in sediments.

Risks

Bird occurrences have occasional impacts on the water body. No cyanobacteria water blooms observed in the past four years. No risk of future cyanobacteria mass development. Low risk of future phytoplankton mass development. No cercariae (swimmer's itch) detected.