Which lakes in Greece are the clearest?

16 named lakes in Greece have an official Secchi depth. This page ranks the 16 deepest readings. Secchi is a clarity measurement, not a swim-safety class and not a LakeQuality A–F grade.

Is clear water the same as clean water?

No. Secchi measures how far a disk stays visible. A clear lake can still have bacteria, toxins, or contaminants this catalog does not grade. Open a lake page for the authority's values.

Clearest lakes in Greece

Clearest lakes in Greece: 16 named lakes have an official Secchi depth. The 16 below are ranked by that reading — water clarity, not a LakeQuality A–F grade.

Lake map

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Highest Secchi readings in Greece

Lake	Place	Total phosphorus	Chlorophyll-a	Secchi	Year
Limni Trichonida	—	—	3.7 µg/L	9.0 m	2020
Limni Amvrakia	—	—	1.3 µg/L	6.8 m	2019
Limni Megali Prespa B	—	—	3.9 µg/L	3.8 m	2019
Limni Megali Prespa A	—	—	4.1 µg/L	3.6 m	2019
Limni Vegoritida	—	—	7.4 µg/L	3.0 m	2019
Limni Mikri Prespa	—	—	13 µg/L	2.0 m	2019
Limni Mikri Prespa B	—	—	14 µg/L	1.9 m	2019
Limni Cheimaditida	—	—	18 µg/L	1.1 m	2019
Limni Zazari	—	—	225 µg/L	0.8 m	2019
Limni Dystos	—	—	6.2 µg/L	0.8 m	2019
Limni Saltini	—	—	12 µg/L	0.7 m	2018
Limni Ozeros	—	—	5.7 µg/L	0.7 m	2019
Limni Petron	—	—	14 µg/L	0.6 m	2019
Limni Kerkini	—	—	97 µg/L	0.5 m	2018
Limni Voulkaria	—	—	269 µg/L	0.4 m	2019
Techniti Limni Karlas	—	—	48 µg/L	0.4 m	2019

Frequently asked questions

Which lakes in Greece are the clearest?: 16 named lakes in Greece have an official Secchi depth. This page ranks the 16 deepest readings. Secchi is a clarity measurement, not a swim-safety class and not a LakeQuality A–F grade.
Is clear water the same as clean water?: No. Secchi measures how far a disk stays visible. A clear lake can still have bacteria, toxins, or contaminants this catalog does not grade. Open a lake page for the authority's values.