Coon - 02004200
Anoka County

Water Level Data

Period of record: 03/30/1938 to 10/22/2023
# of readings: 2097
Highest recorded: 905.11 ft (05/16/1986)
Lowest recorded: 900.27 ft (09/22/1988)
Recorded range: 4.84 ft
Last reading: 902.92 ft (10/22/2023)
Ordinary High Water Level (OHW) elevation: 904.75 ft
Datum: NGVD 29 (ft)

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Last 10 years of data, click to enlarge.

Benchmarks

Elevation: 907.92 ftDatum: NGVD 29 (ft)
Date Set: 06/03/2020Location: T33R23S25
Description: Found 2023. 3/8" x 8" spike, 1.0' abv grd, in North side of power pole, next to bituminous pad for portable restroom, at public access, Thielen Park, off Thielen Blvd NE, East Bethel.
Elevation: 907.06 ftDatum: NGVD 29 (ft)
Date Set: 01/06/2000Location: T33R23S27
Description: Horizontal 60d spike 1.3' above ground in the north side of a 0.9' aspen, 12' SW of edge of gravel driveway near center outside of 90 degree bend in driveway near south 1/16 corner between sections 27 and 28.
Elevation: 908.79 ftDatum: NGVD 29 (ft)
Date Set: 01/06/2000Location: T33R23S28
Description: Temporary PK nail in centerline of Greenbrook Dr NE over 36" CMP at Co. Ditch 38 crossing.
Elevation: 904.81 ftDatum: NGVD 29 (ft)
Date Set: 01/06/2000Location: T33R22S30
Description: Vertical 3/8" x 8" spike in a prominent west root of a 2.2' oak, largest oak in area, 110' NE of outlet culverts thru Lexington Ave and approx. 90' NW of the edge of the blacktop at the center inside of road curve.
Elevation: 905.98 ftDatum: NGVD 29 (ft)
Date Set: 09/18/1996Location: T33R22S30
Description: Centerline of upstream concrete headwall at dam.
Elevation: 904.64 ftDatum: NGVD 29 (ft)
Date Set: 09/23/1999Location: T33R22S30
Description: Horizontal 3/8" x 8" spike, 0.5' abv grd, in West side of 0.7' red oak, 35' NW from edge park road, 88' N of twin culverts.
Elevation: 903.94 ftDatum: NGVD 29 (ft)
Date Set: 03/13/2001Location: T33R22S30
Description: Left end of left half of 2001 steel weir.

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