USGS Surface Water for USA: Peak Streamflow

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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

Peak Gage-Height Qualification Codes.

Peak Streamflow Qualification Codes.

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Peak Streamflow
URL: https://nwis.waterdata.usgs.gov/nwis/peak?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2024-05-06 13:15:44 EDT
0.21 0.19 nadww01