About this river
James River is a 22.5 mile river near Fort Ransom State Park in North Dakota. Streamflow is measured at the USGS gauge James River at Lamoure, ND (site 06470500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1950 to 2026
James River typically runs highest in June, at a median 216 cfs, and lowest in February, at 16 cfs. The highest flow on record for any single day is 11,600 cfs, in 2009.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 17 | 8.6 to 38 | |
| February | 16 | 9.2 to 37 | |
| March | 70 | 23 to 170 | |
| April | 155 | 57 to 619 | |
| May | 205 | 49 to 586 | |
| June | 216 | 47 to 588 | |
| July | 134 | 32 to 475 | |
| August | 89 | 16 to 371 | |
| September | 60 | 17 to 214 | |
| October | 58 | 15 to 154 | |
| November | 42 | 14 to 101 | |
| December | 23 | 11 to 53 |
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 76 years of record. Statistics published by the US Geological Survey for James River at Lamoure, ND (site 06470500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show James River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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