Lake water level report
Rush - 71014700
Sherburne County
Water Level Data
Period of record: 07/15/1948 to 04/04/2024
# of readings: 1196
Highest recorded: 967.74 ft (04/04/1997)
Lowest recorded: 961.53 ft (09/06/2003)
Recorded range: 6.21 ft
Last reading: 962.79 ft (04/04/2024)
Ordinary High Water Level (OHW) elevation: 964.2 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 967.1 ft | Datum: NGVD 29 (ft) |
| Date Set: 03/19/1979 | Location: T35R29S27 |
| Description: NE corner of 2' square concrete base for hand water pump at windmill on South side of channel between Rush & Briggs Lakes. | |
| Elevation: 968.41 ft | Datum: NGVD 29 (ft) |
| Date Set: 05/02/1991 | Location: T35R29S27 |
| Description: Found 2021 for use only with prior permission from owner. 3/8" spike on West side of 1.2 elm, 1' above ground, 10' from water's edge, on lakeside of boathouse on South side of private residence, 5314 114th Ave, Clear Lake. | |
| Elevation: 967.8 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/29/2021 | Location: T35R29S27 |
| Description: Found 2024 for use only with prior permission of landowner. Head of 60d spike, bent over, 1.0' above ground, West side of 1.5 oak, 10' from edge of water at bottom of steps, at private residence, 5338 114th Ave, Clear Lake. | |
| Elevation: 972.35 ft | Datum: NGVD 29 (ft) |
| Date Set: 03/19/1979 | Location: T35R29S34 |
| Description: Horizontal 80d spike in North end of 12" x 12" bridge cap, first one from East end of bridge on Co. Rd. 16. | |
| Elevation: 966.52 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/23/1991 | Location: T35R29S34 |
| Description: Double spikes in west side of double 0.5' willow or ash, located 10' northeast of outlet dam, on south side of basin. | |
| Elevation: 966.58 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/14/2005 | Location: T35R29S28 |
| Description: Found 2017. Horizontal 3/8" x 8" spike in Westerly side of 2.8' cottonwood, only large cottonwood in area, on top of lake bank, approx. 66' easterly from boat ramp, at public access on south side of Briggs Lake, next to 10220 55th St, Clear Lake. [Note: Per 3/10/17 GPS survey, add 0.66' to NGVD 29 elevations to equate to NAVD 88 datum.] | |