Lake name: Minnetonka

County: Hennepin


Last 10 years of data, click to enlarge.

Water Level Data

Period of record: 05/30/1906 to 08/10/2018
# of readings: 19735
Highest recorded: 931.11 ft (06/23/2014)
Lowest recorded: 921.78 ft (12/16/1937)
Recorded range: 9.33 ft
Last reading: 929.06 ft (08/10/2018)
Ordinary High Water Level (OHW) elevation: 929.4 ft
Datum: NGVD 29 (ft)

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Benchmarks

Elevation: 930.5 ftDatum: NGVD 29 (ft)
Date Set: 04/18/2007Location: T117R22S8
Description: Top of wingwall in spillway, Rt d.s. corner of dam, under new footbridge at Grays Bay Dam public area.
Elevation: 932.7 ftDatum: NGVD 29 (ft)
Date Set: 04/18/2007Location: T117R22S8
Description: Found 2018. Brass disk survey monument in ground, 15' W of swale riprap, 25' N of concrete curb at exit of Grays Bay Dam area. Wenck Engineering elevation. DOW DDS elevation = 932.89. [Elevation=933.18 NAVD 88, as such add 0.48' to equate to NAVD 88 as per GPS survey 3/10/16.]