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Beavers Bend Marina & Boat Rental

Mountain Fork near Broken Bow, OK

River30.9 mi

Around here

Around Mountain Fork

The Narrows Riverside RV Resort21.4 mi10 mi

Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US

About this river

Mountain Fork is a 30.9 mile river near Beavers Bend Marina & Boat Rental in Oklahoma. Streamflow is measured at the USGS gauge Mountain Fork at Smithville, OK (site 07338750). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1992 to 2026

Mountain Fork typically runs highest in March, at a median 480 cfs, and lowest in August, at 13 cfs. The highest flow on record for any single day is 35,700 cfs, in 2016.

Show the numbers
Typical flow by month at Mountain Fork at Smithville, OK, in cfs
MonthTypical (cfs)Usual range (cfs)
January350165 to 689
February428213 to 803
March480262 to 1,050
April408225 to 829
May253130 to 681
June11451 to 318
July339.1 to 126
August135.5 to 54
September154.4 to 72
October305.8 to 177
November16435 to 493
December338124 to 793

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 34 years of record. Statistics published by the US Geological Survey for Mountain Fork at Smithville, OK (site 07338750). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

7 mapped launches sit in the mapped area of Mountain Fork, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

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