USGS Surface Water for USA: Streamflow Measurements

USGS Home
Contact USGS
Search USGS

USGS Water Resources

Data Category:
Geographic Area:

Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

12323700 Mill Creek at Opportunity, MT

Deer Lodge County, Montana

Hydrologic Unit Code 170102010208

Latitude 46°06'48.97", Longitude 112°49'41.02" NAD83

Drainage area 42.4 square miles

Gage datum 4,965.0 feet above NAVD88

**Output formats**
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format

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: Montana Water Data Support Team
Page Last Modified: 2025-09-06 08:23:33 EDT
1.06 0.88 vaww01