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Peak Streamflow for the Nation

USGS 04010510 GRAND PORTAGE RIVER AT GRAND PORTAGE MN

Cook County, Minnesota
Hydrologic Unit Code 04010101
Latitude  47°57'49", Longitude  89°41'00" NAD27
Drainage area 7.0  square miles
Gage datum 598.45 feet above NAVD88
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1991 1991-06-29 2.10 96.0
1992 1991-11-18 2.26 118
2021 2021-06-10 17.69 172
2022 2022-05-13 19.62 6108
2023 2023-05-07 18.072 285
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.