Which lakes in Uruguay are the clearest?

10 named lakes in Uruguay have an official Secchi depth. This page ranks the 10 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 Uruguay

Clearest lakes in Uruguay: 10 named lakes have an official Secchi depth. The 10 below are ranked by that reading — water clarity, not a LakeQuality A–F grade.

Lake map

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Highest Secchi readings in Uruguay

Lake	Place	Total phosphorus	Chlorophyll-a	Secchi	Year
Laguna Blanca Centro	—	—	3.4 µg/L	2.4 m	2023
Laguna Escondida Centro	—	—	7.8 µg/L	1.4 m	2023
Laguna Arroyo Del Sauce	—	—	4.9 µg/L	0.8 m	2023
Laguna Arroyo Mallorquina	—	—	5.0 µg/L	0.7 m	2023
Embalse Palmar	—	91 µg/L	7.2 µg/L	0.6 m	2022
Embalse Represa Palmar	—	100 µg/L	4.2 µg/L	0.6 m	2022
Embalse Rincon Del Bonete	—	93 µg/L	8.8 µg/L	0.6 m	2022
Embalse Baygorria	—	88 µg/L	2.5 µg/L	0.5 m	2023
Embalse Baygorria	—	100 µg/L	2.5 µg/L	0.5 m	2023
Embalse Rincon Del Bon...	—	111 µg/L	4.4 µg/L	0.5 m	2023

Frequently asked questions

Which lakes in Uruguay are the clearest?: 10 named lakes in Uruguay have an official Secchi depth. This page ranks the 10 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.