Lake water level report
Rush Island - 31083200
Itasca County
Water Level Data
Period of record: 08/31/1983 to 10/12/2023
# of readings: 200
Highest recorded: 1322.72 ft (06/06/2016)
Lowest recorded: 1319.81 ft (11/03/2006)
Recorded range: 2.91 ft
Last reading: 1322.41 ft (10/12/2023)
Ordinary High Water Level (OHW) elevation: 1321.5 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 1332.82 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/31/1983 | Location: T48R26S22 |
| Description: Top nut on lakeward gate post of gate to cabin at outlet, 16' north of centerline of road and 70' west of road to boat launch. | |
| Elevation: 1328.31 ft | Datum: NGVD 29 (ft) |
| Date Set: 12/07/2000 | Location: T148R26S21 |
| Description: For use only with prior permission of landowner. 3/8" x 8" spike 0.4' above ground, in West side of 1.1' birch, 50' West of SW corner of residence, 16' NE of centerline of trail leading to old outlet crossing, at private residence, 51812 Rush island Lake Rd, Deer River. | |
| Elevation: 1329.46 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/31/1983 | Location: T148R26S22 |
| Description: Found 2023. Horizontal railroad spike in lakeside of the notched base of a 0.7' ash, 45' NE of the centerline of easterly road to boat ramp and 90' SE of centerline of boat ramp, at public access off Co Rd 130 on south side of lake. | |