Thunder - 11006200
Cass County
Water Level Data
Period of record: 03/14/1935 to 05/24/2023
# of readings: 84
Highest recorded: 1305.6 ft (05/18/1999)
Lowest recorded: 1300.08 ft (03/14/1935)
Recorded range: 5.52 ft
Last reading: 1305.17 ft (05/24/2023)
Ordinary High Water Level (OHW) elevation: 1305.4 ft
Datum: NGVD 29 (ft)
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Benchmarks
Elevation: 1310.62 ft | Datum: NGVD 29 (ft) |
Date Set: 01/04/1978 | Location: T140R26S10 |
Description: Centerline downstream headwall of 10' x 6' concrete box culvert under MN Hwy 6. |
Elevation: 1308.6 ft | Datum: NGVD 29 (ft) |
Date Set: 01/04/1978 | Location: T140R26S10 |
Description: Left end of right abutment above gage on outlet dam. |