Lake Superior at Duluth
Lake Superior at Duluth read 183.446 m above IGLD 1985 at .
That is within the normal range for the date.
- Up 0.074 m in 24 hours.
- Down 0.137 m in 7 days.
Long views: the past year, the past decade and the whole record
Normal range and official levels
The normal range for 5 October is 183.23 m to 183.72 m: the 10th to 90th percentile of the daily averages from 28 September to 12 October in 140 years between 1885 and 2025.
Records
- Highest daily average in our series since 1 January 1885: 184.137 m on 21 October 2019.
- Lowest daily average in our series since 1 January 1885: 182.482 m on 23 January 1926.
About this gauge
Duluth is a gauge on Lake Superior in Minnesota, United States.
It lies at 46.7758° N, 92.0920° W.
Its readings come from NOAA's Center for Operational Oceanographic Products and Services (CO-OPS).
Heights are given above IGLD 1985, the datum the source names (IGLD 1985).
The newest reading is provisional: the source may still correct it.