Ereira

19.7°C Water temp · Sep 9

Portugal Lake 1 - Excellent 19.7°C

Satellite image of EREIRA — Satellite image © Esri

Ereira is a bathing water located in a village of the same name in the Mondego River. The beach is surrounded by a rural nucleus equipped with facilities that complement the natural space.

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Water

Mondego River, Mondego River basin.

Location

Municipality of Montemor-o-Velho. Monitoring point coordinates: Latitude 40.14938, Longitude -8.71236.

Season

28 June to 31 August 2025. Sampling frequency: 1 sample every 2 weeks.

Water Quality

Water quality classification for 2024 complies with Portuguese Decreto-Lei 135/09. No short-term pollution events occurred during the 2024 bathing season. Potential microbiological pollution sources include diffuse sources upstream from agricultural or livestock activities, solid waste from beach activities, and a high number of users. Cyanobacteria and phytoplankton have probable proliferation potential.

Risks

Potential microbiological pollution from diffuse sources upstream due to agricultural or livestock activities. Cyanobacteria and phytoplankton proliferation risk. Solid waste from beach activities.