Rivermatics

USGS Streamgage 06330000

Missouri River near Williston, ND

Missouri River near Williston, ND is USGS streamgage 06330000 in North Dakota, monitoring river discharge in hydrologic subbasin 10110101. It drains a watershed of about 164,500 square miles. Discharge records at this site go back to 1912. Typical flow runs near 27,812.9 cfs in July and 18,326.7 cfs in April, with the higher of the two arriving in July.

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Gauge details

State
North Dakota
Drainage area
164,500 sq mi
Gauge elevation
1,845 ft
Subbasin (HUC-8)
10110101
Coordinates
48.10806, -103.71417
USGS site number
06330000
Records begin
1912-04-01 (114 years)

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 37 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 4,499 9,701 16,238.7
February 5,261.7 10,463.1 18,189.7
March 8,666.5 15,006.5 34,148.4
April 10,642.3 18,326.7 36,983.3
May 13,635.5 23,700 38,777.4
June 27,000 45,546.7 74,026.7
July 14,381.6 27,812.9 49,871
August 8,176.8 17,322.6 33,212.9
September 6,544 15,150 31,510
October 8,676.1 14,916.1 34,164.5
November 7,585.3 13,123.3 22,593.3
December 4,747.7 9,992.6 16,258.1

All values in cubic feet per second (cfs).

Common questions

When does Missouri River near Williston, ND normally run highest?
June, on the long-term record. The median daily flow that month is about 45,546.7 cfs, against 9,701 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 near Williston, ND?
It depends on the month. In January, half of days historically fall near 9,701 cfs, with the middle 80% of days between 4,499 and 16,238.7 cfs. The month-by-month table on this page gives the full range.
How long has Missouri River near Williston, ND been measured?
Discharge records at USGS site 06330000 begin in 1912, about 114 years, covering roughly 5,824 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Where is Missouri River near Williston, ND?
The gauge sits at 48.10806, -103.71417, in North Dakota, in hydrologic subbasin 10110101, at an elevation of about 1,845 feet, draining roughly 164,500 square miles.
Can I use Missouri River near Williston, ND 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.

Other gauges in this subbasin