Lake water level report
Madison - 07004400
Blue Earth County
Water Level Data
Period of record: 01/01/1939 to 03/20/2024
# of readings: 5698
Highest recorded: 1018.98 ft (07/05/1993)
Lowest recorded: 1003 ft (05/01/1939)
Recorded range: 15.98 ft
Last reading: 1015.47 ft (03/20/2024)
Ordinary High Water Level (OHW) elevation: 1017 ft
Datum: NGVD 29 (ft)
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Last 10 years of data, click to enlarge.
Benchmarks
| Elevation: 1031.11 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/25/2013 | Location: T108R25S11 |
| Description: Found 2015 for use only with prior permission from landowner. Top centerline of outside (lakeside) edge of brick window sill at NW corner of private residence, 150 Nighthawk Ln, Madison Lake. | |
| Elevation: 1022.93 ft | Datum: NGVD 29 (ft) |
| Date Set: 05/03/2018 | Location: T108R25S11 |
| Description: Found 2024 for use only with prior permission from landowner. 60d spike in NW-lakeside root of 2.5' ash, approximately 60' from water's edge, on east side of path/yard to lake, at private residence, 21838 Oriole Rd, Madison Lake. | |
| Elevation: 1017.84 ft | Datum: NGVD 29 (ft) |
| Date Set: 10/10/2012 | Location: T108R25S12 |
| Description: Top downstream (north) end of northeasterly of two 36" CMP culverts under field road over outlet at NE end of Schoolhouse Lake (07-0035). [Note: Subtract 0.10' from NAVD 1988 elevations to equate to NGVD 1929 datum.] | |
| Elevation: 1026.18 ft | Datum: NGVD 29 (ft) |
| Date Set: 04/22/2008 | Location: T109R25S36 |
| Description: Found 2012 for use only with prior permission of landowner. Top centerline of concrete door sill of garage door entrance at back of private residence, 62619 Shorewood Ln, Madison Lake, east of steps from deck. | |
| Elevation: 1019.78 ft | Datum: NGVD 29 (ft) |
| Date Set: 03/17/2016 | Location: T108R25S10 |
| Description: Chiseled square on upstream end of lower headwall of outlet culvert, on SW side of lake, NW of 22090 Niagra Rd, Madison Lake. | |
| Elevation: 1021.82 ft | Datum: NGVD 29 (ft) |
| Date Set: 03/31/2016 | Location: T108R25S10 |
| Description: Found 2018 for use only with prior permission from landowner. 60d spike in lakeside of a 1.2' cedar, 0.5' above ground, 35' from water's edge, in between steps down to lake and trail leading to lake, at private residence, 22525 Lake View Rd, Madison Lake. | |