North Twin - 82001800
Washington County
Water Level Data
Period of record: 10/15/1986 to 10/23/2023
# of readings: 380
Highest recorded: 885.87 ft (08/18/2011)
Lowest recorded: 883.52 ft (10/10/2000)
Recorded range: 2.35 ft
Last reading: 884.13 ft (10/23/2023)
Ordinary High Water Level (OHW) elevation: 884.8 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 887.53 ft | Datum: NGVD 29 (ft) |
| Date Set: 02/03/1988 | Location: T30R20S18 |
| Description: For use only with prior permission of owner. Bent 3/8" x 8" spike in the south root of a 1.6' oak, 6' north of the center line of the driveway (trail) and 64' east of the 15" CMP through the drive at the south end of Carol Lake (82-0017), on private property, 10003 Mendel Rd N, Stillwater. | |
| Elevation: 889.9 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/19/2001 | Location: T30R20S18 |
| Description: Found 2009. 60d spk in Mendel Rd side of 2.3' oak (0.8' above grd), S of triple birch, 45' East of centerline of Mendel Rd, 8' west of water edge, on the southwest corner of the lake. [Elevation=890.00 NAVD 88, as such add 0.10' to equate to NAVD 88 as per GPS survey 10/29/15.] | |