Lake Minnetonka Water Level
Minnesota · updated daily from the U.S. Geological Survey
928.70 ft
Lake Minnetonka is about average for this time of year and steady (-0.15 ft in the last 7 days).
Change since yesterday: -0.03 ft
Reading as of 2026-08-14 · higher than 50% of August readings on record
Where Lake Minnetonka sits historically
Today's level compared with every reading in our 5.0-year record for this lake.
Since yesterday
-0.03 ft
7-day change
-0.15 ft
30-day change
-0.40 ft
1-year change
-0.65 ft
Last 30 days
Last 12 months
Full history (5.0 years)
Lake Minnetonka records and averages
| Current level | 928.70 ft |
|---|---|
| Record high | 929.96 ft (2024-06-29) |
| Record low | 927.34 ft (2022-12-12) |
| Average of all readings | 928.62 ft |
| Data span | 5.0 years (1,789 readings) |
Frequently asked questions
Is Lake Minnetonka full right now?
As of 2026-08-14, Lake Minnetonka sits at 928.70 ft, which is about average for this time of year.Over the past 30 days the level has fallen 0.40 ft.
What is the water level at Lake Minnetonka today?
The most recent reading is 928.70 ft (2026-08-14), sourced from the U.S. Geological Survey. Readings on this page refresh automatically as the agency publishes new data.
What is the highest Lake Minnetonka has ever been?
The highest level in our records is 929.96 ft on 2024-06-29. The lowest is 927.34 ft on 2022-12-12. Our record covers about 5.0 years of readings.
Is Lake Minnetonka low for this time of year?
Compared with every August in our records, the current level is higher than 50% of them — about average for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.
Why is Lake Minnetonka changing right now?
Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Lake Minnetonka has fallen 0.40 ft over the past 30 days. For the operational reason on any given week, check the U.S. Geological Survey directly.
How much has Lake Minnetonka changed over the past year?
The level is -0.65 ft compared with this date last year (928.70 ft today). The full-history chart above covers 5.0 years, with a record high of 929.96 ft and a record low of 927.34 ft.
Nearby lakes in Minnesota
Source: the U.S. Geological Survey. Readings are provisional and subject to revision by the publishing agency. All Minnesota lake levels.