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NOTE: During winter months, stage and discharge may be affected by ice. Click here for more information.



USGS 04040000 ONTONAGON RIVER NEAR ROCKLAND, MI

PROVISIONAL DATA SUBJECT TO REVISION

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[!] CONTINUOUS WATER QUALITY MONITORING FOR THIS SITE IS OPERATED SEASONALLY



The Water-Year Summary provides additional information for most sites, and can be accessed via the "Available data for this site" drop-down list.

Station operated in cooperation with the Michigan Department of Environmental Quality, with financial assistance from the USEPA Great Lakes Restoration Initiative.
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This station managed by the ESCANABA FIELD OFFICE.

Available Parameters Available Period
All 7 Available Parameters for this site
  
00010 Temperature, water 2011-07-08  2017-11-25
00060 Discharge 1989-10-01  2017-11-25
00065 Gage height 2017-07-28  2017-11-25
00095 Specific cond at 25C 2011-07-08  2017-11-21
00300 Dissolved oxygen 2011-07-08  2017-11-21
00400 pH 2011-07-08  2017-11-21
63680 Turbidity, Form Neph 2011-07-08  2017-11-21

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 2910 11-25-2017   06:15 EST
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Daily discharge, cubic feet per second -- statistics for Nov 25 based on 75 years of record more
Min
(1949)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Nov 25
Max
(2015)
376 679 940 1050 1200 2910 3760


Gage height, feet

Most recent instantaneous value: 8.59 11-25-2017   06:15 EST
Graph of  Gage height, feet

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