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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 06338490 MISSOURI RIVER AT GARRISON DAM, ND


Mercer County, North Dakota
Hydrologic Unit Code 10130101
Latitude  47°30'08", Longitude 101°25'50" NAD27
Drainage area 181,400  square miles
Contributing drainage area 181,400  square miles
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Meas.
Number
  Date       Time Time
Datum
Measurement
Used?
  Who Measuring
Agency
Stream
flow
(ft3/s)
Gage
Height
(ft)
GH
Change
(ft)
Meas.
Duration
(hr)
Meas.
Rated
  Control Flow
Adjust.
Code
 
72011-06-27 11:17CDTYesNAS/BASUSGS155000 GoodUnspecifedNONE
62011-06-15 13:21CDTYesNAS/BASUSGS141000 GoodDebrisLightNONE
52011-06-11 13:26CDTYesNAS/BASUSGS139000 GoodDebrisHeavyNONE
42011-06-08 14:29CDTYesNAS/BASUSGS137000 GoodDebrisModerateNONE
32011-06-04 14:33CDTYesBRH/BASUSGS122000 GoodUnspecifedNONE
22011-05-29 12:06CDTYesBRH/WCDUSGS82600 GoodUnspecifedNONE
12011-05-29 10:51CDTYesBRH/WCDUSGS81400 GoodUnspecifedNONE