Lake water level report
Birch - 71005700
Sherburne County
Water Level Data
Period of record: 02/25/1998 to 04/28/2009
# of readings: 124
Highest recorded: 943.28 ft (06/26/2003)
Lowest recorded: 941.11 ft (10/21/2000)
Recorded range: 2.17 ft
Last reading: 942.8 ft (04/28/2009)
Ordinary High Water Level (OHW) elevation: 943 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 944.74 ft | Datum: NGVD 29 (ft) |
| Date Set: 07/19/2000 | Location: T33R27S2 |
| Description: Found 2008 for use only with prior permission of landowner. 60d spk in the E side of a 1.4' cottonwood, 1.2' above grd. 5' E of W.E. 20' south from dock, near S edge of lot on private property, at 22118 156th St, east side of the lake. | |
| Elevation: 949.22 ft | Datum: NGVD 29 (ft) |
| Date Set: 02/26/1998 | Location: T33R27S2 |
| Description: Vertical 3/8 x 8" spike in west root of a 1.5' oak, 20' west of centerline of 159th Street and 144' SW of concrete heat ramp; tree is at the S-SW side of cut for partial earth home at address #22424. | |
| Elevation: 956.15 ft | Datum: NGVD 29 (ft) |
| Date Set: 02/25/1998 | Location: T33R27S11 |
| Description: Double small spikes (with ribbon) in the E-SE face of a 14" poplar, on W-NW side of C.R. 79 and 25' +or- N-NE of Bernard Lynch driveway (address #21898 C.R. 79); B.M. was set during a September 1996 site plan survey. | |