Official annual classification
TREMAZAN
2025: GoodNot a live safety signal. This is an annual official classification. Temporary pollution, algae, weather, currents or closures may change current conditions. Check the competent authority before swimming.
Quality history
Historical annual classifications from the EEA record, where available.
2025Good
2024Good
2023Good
2022Excellent
2021Good
2020Excellent
2019Good
2018Sufficient
2017Sufficient
2016Sufficient
2015Sufficient
History summary
2 of 11 classified seasons in the 2015–2025 record are Excellent; the previous classified season (2024) was Good.
Nearby official bathing waters
Closest records in France by straight-line distance. This is not road distance or a live safety ranking.
CHATEAU
Coastal · Sufficient0.4 kmGWISSELIER
Coastal · Excellent0.7 kmKERDENIEL
Coastal · Good1.1 kmPORS AR VILIN VRAS
Coastal · Excellent1.6 kmPORS GUEN
Coastal · Excellent2.1 km
Coastal · Sufficient0.4 kmGWISSELIER
Coastal · Excellent0.7 kmKERDENIEL
Coastal · Good1.1 kmPORS AR VILIN VRAS
Coastal · Excellent1.6 kmPORS GUEN
Coastal · Excellent2.1 km
Official source
Data source: European Environment Agency (EEA); bathing-water data and coordinates are reported by national authorities. Imported for this site on 2026-09-14.
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