Rivermatics

USGS Streamgage 06467500

Missouri River at Yankton, SD

Missouri River at Yankton, SD is USGS streamgage 06467500 in South Dakota, monitoring river discharge in hydrologic subbasin 10170101. It sits on the Missouri River, alongside 51 other gauges Rivermatics tracks on the same river. It drains a watershed of about 279,500 square miles. Discharge records at this site go back to 1881. Typical flow runs near 32,254.8 cfs in July and 25,656.7 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
South Dakota
Drainage area
279,500 sq mi
Gauge elevation
1,154 ft
Subbasin (HUC-8)
10170101
Coordinates
42.86611, -97.39361
USGS site number
06467500
Records begin
1881-04-05 (145 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 20 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 11,932.3 16,806.5 23,551.6
February 11,081.1 17,048.3 23,667.9
March 10,194.2 18,877.4 27,032.3
April 13,246.3 25,656.7 33,493.3
May 20,000 29,125.8 36,274.2
June 17,940 29,976.7 39,006.7
July 21,751.6 32,254.8 42,296.8
August 23,432.3 32,429 50,351.6
September 23,250 32,526.7 51,423.3
October 22,628.4 32,664.5 52,222.6
November 8,981.7 31,670 52,273.3
December 11,967.7 17,480.6 29,577.4

All values in cubic feet per second (cfs).

Common questions

When does Missouri River at Yankton, SD normally run highest?
October, on the long-term record. The median daily flow that month is about 32,664.5 cfs, against 16,806.5 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
What is a normal flow for Missouri River at Yankton, SD?
It depends on the month. In January, half of days historically fall near 16,806.5 cfs, with the middle 80% of days between 11,932.3 and 23,551.6 cfs. The month-by-month table on this page gives the full range.
How long has Missouri River at Yankton, SD been measured?
Discharge records at USGS site 06467500 begin in 1881, about 145 years, covering roughly 2,432 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Missouri River at Yankton, SD?
The gauge sits at 42.86611, -97.39361, in South Dakota, in hydrologic subbasin 10170101, at an elevation of about 1,154 feet, draining roughly 279,500 square miles.
Can I use Missouri River at Yankton, SD data for flood or safety decisions?
No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.

Upstream and downstream on the Missouri River

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Missouri River in full.

Other gauges in this subbasin