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


Page Loading - Please Wait...

Click to hideNews Bulletins

Peak Streamflow for the Nation

USGS 06485910 BIG SIOUX RIVER NEAR JEFFERSON, SD

Union County, South Dakota
Hydrologic Unit Code 10170203
Latitude  42°37'35", Longitude  96°30'55" NAD27
Drainage area 8,400  square miles
Contributing drainage area 7,516  square miles
Gage datum 1,070 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
2015 2015-07-10 17.78 5,310
2016 2016-05-04 24.04 11,000
2017 2017-05-24 20.92 7,940
2018 2018-06-25 38.40 38,300
2019 2019-03-17 40.42 54,700
2020 2020-04-01 24.55 12,100
2021 2021-08-31 14.48 3,590
2022 2022-06-02 17.57 6,430
2023 2023-04-15 22.39 11,200