Quiaios

18.9°C Water temp · Sep 9

Portugal Coastal 1 - Excellent 18.9°C

Satellite image of QUIAIOS — Satellite image © Esri

Quiaios is a bathing water located on the mesotidal exposed Atlantic Coast, characterized by fine white sand. The beach is classified as type I, surrounded by a consolidated urban core and subject to strong demand. Infrastructure, equipment and various services are available. The coastal front extends 1,340 meters.

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Water

Atlantic Ocean, water body CWB-II-2, mesotidal exposed coast. Coastal front extension: 1,340 meters.

Location

Figueira da Foz municipality. Monitoring point coordinates: Latitude 40.21678, Longitude -8.89434.

Season

May 31 to September 21, 2025. Sampling frequency: once every two weeks.

Water Quality

Water quality classification for 2024 complies with Decreto-Lei 135/09. No short-term pollution episodes occurred during the bathing season. Potential microbiological pollution sources include diffuse fecal contamination from surrounding urban activities, solid waste from beach activities, marine litter, bird colonies, and high user numbers.

Risks

Potential microbiological pollution sources from urban activities, solid waste, marine litter, and bird colonies. Cyanobacteria proliferation is unlikely. Macroalgae proliferation is unlikely. Phytoplankton proliferation is likely.