USGS 06485950 BIG SIOUX RIVER AT SIOUX CITY, IA

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
  This station is operated in cooperation with the:

City of North Sioux City

Big Sioux River Basin NAVD 88 Water Elevation Graphs
Big Sioux River Basin NAVD 88 Water Elevation Table
Big Sioux River Basin Gaging Station Map

The reference gage for this site, and associated flood stage, has been changed from the one used in 2014. The reference gage(from which river stage is deteremined) was decreased by 67 feet. The current flood stage is 32 ft.



The precipitation data for this station are temporary and will only be displayed for 120 days. Time series values will NOT be available for retrieval following the 120-day display period. Rainfall instrumentation may not be calibrated, and other quality assurance measures may not be performed that would make the data acceptable for archival, retrieval, or future use in general scientific or interpretive studies.
Boating safety tips
This station managed by the Huron Studies Office.

Available Parameters Available Period
  
2015-03-03  2024-03-28
2018-05-01  2024-03-28
2023-11-29  2024-03-28







 (7)
 

  -- or --

 


 

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


Discharge, cubic feet per second

Most recent instantaneous value: Bkw 03-28-2024   07:30 CDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Mar 28 based on 9 water years of record more
Most Recent
Instantaneous
Value Mar 28
Min
(2015)
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(2019)
-- unavailable -- 1200 2250 3580 6100 6830 25200


Gage height, feet

Most recent instantaneous value: 11.77 03-28-2024   07:30 CDT
Graph of  Gage height, feet

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Stream water level elevation above NAVD 1988, in feet

Most recent instantaneous value: 1071.77 03-28-2024   07:30 CDT
Graph of  Stream water level elevation above NAVD 1988, in feet

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