Minnetonka - 27013300
Hennepin County
Water Level Data
Period of record: 05/30/1906 to 03/20/2024
# of readings: 20326
Highest recorded: 1862.03 ft (03/21/2017)
Lowest recorded: 921.78 ft (12/16/1937)
Recorded range: 940.25 ft
Last reading: 928.64 ft (03/20/2024)
Ordinary High Water Level (OHW) elevation: 929.4 ft
Datum: NGVD 29 (ft)
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Benchmarks
Elevation: 932.7 ft | Datum: NGVD 29 (ft) |
Date Set: 04/18/2007 | Location: T117R22S8 |
Description: Found 2024. 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. [Note: Elevation = 933.18 NAVD 88, as such add 0.48' to NGVD 1929 elevations to equate to NAVD 88 datum as per GPS survey 3/10/16.] |
Elevation: 930.5 ft | Datum: NGVD 29 (ft) |
Date Set: 04/18/2007 | Location: T117R22S8 |
Description: Top of wingwall in spillway, Rt d.s. corner of dam, under new footbridge at Grays Bay Dam public area. |