Country
Daily records since 1916 · Level today: 304.385 m
Across 57 complete years, 1920 had the lowest average level (299.676 m) and 1969 the highest (304.846 m).
On average the lake is lowest in March (303.676 m) and highest in July (304.531 m).
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One bar per year from the lowest to the highest daily level, with the year's average. Years with no bar have no daily record in the agency archive.
Years ranked by their lowest daily level.
Levels in metres. Partial years show the number of days with data.
Daily levels as CSV (24,873 rows; credit the original agencies listed below)