Mälaren’s Water Conservation Association

Mälaren’s Water Conservation Association, MVVF (abbreviation of the Swedish name) is a non-profit association with about 60 member organisations. A partnership between authorities, municipalities, companies, researchers and water conservation associations – for the benefit of our common lake Mälaren in the middle of Sweden.

Många, cirka 35, provtagningsflaskor på rad ombord på en båt under en provtagning i Mälaren.

Monitoring Lake Mälaren since 1964

Active since 1998 with the main task of measuring the water quality of Lake Mälaren, but the history of monitoring Mälaren goes back much further. Extensive investigations began in Mälaren as early as 1964!

Illustrerad karta över Mälaren, Hjälmaren och hela Mälarens avrinningsområde.

About Lake Mälaren

The area from where water accumulates in Lake Mälaren ​​is 22,650 square kilometers, which corresponds to about 5 % of the area of ​​Sweden, and surrounds the lake like a rectangle. The area extends mainly westward in relation to the lake.

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Contact us

Here you will find our contact details. If you want to visit us our office is located in Västerås, at the County Administrative Board in Västmanland.