The U.S. Army Corps of Engineers, St. Paul District survey team began it’s annual ice thickness measurements of the season on Lake Pepin Friday.
The thickest ice is 20 inches between river miles 766 and 767, just past the foot of Lake Pepin.
The river ice was between 16-19 inches between miles 768-773.
The thinnest ice, 7 to 8, was measured between river miles 780 and 782.
The next ice measurement will be tomorrow (Wednesday, February 22nd.)
The Corps takes ice measurements on Lake Pepin annually to forecast the navigational outlook.
The Motor Vessel W. Red Harris was the first tow to pass through Lake Pepin last year and arrived in St. Paul on March 21st.