Lake water level report
Emma - 86018800
Wright County
Water Level Data
Period of record: 01/01/1958 to 04/19/2010
# of readings: 110
Highest recorded: 990.2 ft (06/30/2002)
Lowest recorded: 984 ft (01/01/1982)
Recorded range: 6.2 ft
Last reading: 986 ft (04/19/2010)
Ordinary High Water Level (OHW) elevation: 986.7 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 997.02 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/17/2004 | Location: T118R27S23 |
| Description: Found 2010 for use only with prior permission of landowner. Slightly upward bent 1/4" x 7" spike, 1.5' above the ground in the lakeside of a 1.7' white oak, approx. 25' west of stairs to lake and approx. 75' from waters edge, at private residence, 8499 Hart Ave SW, Howard Lake. | |
| Elevation: 992.32 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/22/1984 | Location: T118R27S23 |
| Description: Double 60d spikes in West root of old benchmark 2.2' tree on left bank of channel between Ann and Emma Lakes. | |
| Elevation: 992.23 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/23/1984 | Location: T118R27S24 |
| Description: Double 60d spikes in the South side of maple clump with 4' common base, 15' North of the centerline of the access road, at beginning of Ann Lake public access area, off Ingram Ave and 90th St SW, on west side of lake. | |
| Elevation: 989.26 ft | Datum: NGVD 29 (ft) |
| Date Set: 08/28/1984 | Location: T118R27S24 |
| Description: Steel spike in 2' maple, 10' from water's edge, and 10' South of Public Access on East side of Emma Lake. See Sounding Map C-747. | |