USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

05131900 CALDWELL BROOK AT CALDWELL ROAD NEAR EFFIE, MN

Koochiching County, Minnesota

Hydrologic Unit Code 09030006

Latitude 47°57'15", Longitude 93°52'54" NAD27

Drainage area 122.00 square miles

Gage datum 1,248 feet above NAVD88

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

Page Contact Information: Minnesota Water Data Support Team
Page Last Modified: 2025-09-13 02:13:47 EDT
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