Etang De La Banne D'ordanche

France Lake 1 - Excellent

The Étang de la Banne d'Ordanche is a bathing water body located in the commune of Murat-le-Quaire. The bathing profile document provides comprehensive characterization of the water quality, hydromorphological features, and pollution sources affecting this recreational water site. The profile includes bacteriological monitoring data, assessment of cyanobacteria proliferation risk, and evaluation of potential contamination pathways from sewage systems, agricultural activities, and stormwater runoff.

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Water

A pond (étang) with defined physical characteristics monitored for hydromorphological properties. The water body has an affluent stream (Ruisseau de Ganne) and is subject to water level management.

Location

Murat-le-Quaire commune. A beach area exists on the water body with public access.

Water Quality

Water quality is monitored according to Directive 2006/7/CE and Directive 76/160/CEE. Bacteriological monitoring includes Escherichia coli and intestinal enterococci measurements. Cyanobacteria proliferation risk has been evaluated. Historical bacteriological quality data and trends have been analysed. Water transparency is also monitored.

Risks

Potential cyanobacteria blooms identified as a risk factor. Contamination risks from collective sewage systems, non-collective sewage systems, stormwater runoff, agricultural activities, and animal access to the beach. Macro-algae proliferation episodes are possible.