Satellite photos show dramatic flooding in Mankato, southern Minnesota

Minnesota River water levels approach record levels, according to the National Oceanic and Atmospheric Administration.

The Minnesota Star Tribune
June 28, 2024 at 9:39PM
This satellite image shows flooding of the Minnesota River in Mankato on Wednesday. (Planet Labs PBC)

Before-and-after satellite imagery of Mankato and other parts of southern Minnesota show swollen rivers and green areas swallowed by murky brown water.

The photos, provided by the satellite image company Planet Labs, lay plain the extent of Minnesota’s flooding this month, which has covered roads, parks, farm fields and nearly collapsed the Rapidan Dam.

Two sets of photos from Planet Labs show the Minnesota and Blue Earth rivers in Mankato and Henderson. Here’s Henderson on June 10, when the Minnesota River had a gauge height of 731 feet:

This satellite image shows an aerial view of Henderson, Minn., on June 10. (Planet Labs PBC)

And here’s the same area June 24, with the river’s gauge height at 739 feet, just about tying a record set in 1965, according to the National Oceanic and Atmospheric Administration (NOAA). That record may have been broken Friday, with water levels reaching 740 feet.

That qualifies as a “major flood,” according to NOAA.

This satellite image shows an aerial view of Henderson on June 24, following dramatic flooding of the Minnesota River in the Sibley County town. (Planet Labs PBC)

Here’s Mankato on June 7, where the Blue Earth River, from the south, meets the Minnesota River, heading east-west. That day, the Minnesota River’s water level rested at 18 feet.

This satellite image shows an aerial view of Mankato on June 7. (Planet Labs PBC)

On June 24, the water level ranged from 27 to 29 feet, according to NOAA, just shy of the “major flooding” category and a record of 30.1 feet, set in 1993.

This satellite image shows an aerial view of Mankato on June 24, following flooding of the Minnesota River. (Planet Labs PBC)
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about the writer

Elliot Hughes

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Elliot Hughes is a general assignment reporter for the Star Tribune.

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