Dossen

15.4°C Water temp · Jun 8

France Coastal 1 - Excellent 15.4°C

Satellite image of DOSSEN — Satellite image © Esri

Dossen Beach is a bathing water site located in Santec, Brittany, France. The beach is situated along the Atlantic coast and experiences coastal hydrodynamics influenced by tidal and wind patterns. The site has been monitored for water quality and has facilities including sanitary installations and waste collection. The beach is subject to potential contamination from various sources including surface water runoff, wastewater systems, and agricultural activities in the surrounding watershed.

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Water

Coastal bathing water body situated on the Atlantic coast. The site is influenced by tidal dynamics and coastal currents. The watershed includes permanent or semi-permanent surface water flows and drainage systems.

Location

Santec, Finistère (29), Brittany, France. The town hall address is 71, Place Isidore Roudaut, 29250 Santec. The beach has access points including a ramp (cale) for entry to the beach.

Facilities

Sanitary facilities (toilets), waste collection bins, information signage at northern and southern access points, accessible ramp to the beach.

Season

Monitoring conducted during the official bathing season; specific season dates not stated in the available text.

Water Quality

Water quality monitoring has been conducted since at least 2011, tracking enterococci and E. coli concentrations. The 95th percentile concentrations have been monitored over a 4-year period. Quality is influenced by rainfall events, with higher bacterial contamination observed during and after precipitation. Potential bacterial sources include wastewater discharges, storm water outfalls, and agricultural runoff.

Risks

Potential contamination from wastewater treatment plant discharges, storm water outfalls, overflow from sewage pumping stations during heavy rainfall, agricultural runoff from livestock and manure spreading, seepage from individual on-site sanitation systems. Green algae (ulves) beaching has been documented. Jellyfish occurrence has been noted in the area.