About this river
Pend Oreille River is a 10.6 mile river near Priest Lake Marina in Idaho. Streamflow is measured at the USGS gauge Pend Oreille River below Box Canyon near Ione, WA (site 12396500). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1953 to 2026
Pend Oreille River typically runs highest in June, at a median 55,650 cfs, and lowest in August, at 11,100 cfs. The highest flow on record for any single day is 136,000 cfs, in 1972.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 17,600 | 14,200 to 21,000 | |
| February | 17,700 | 14,300 to 23,100 | |
| March | 20,300 | 16,200 to 27,200 | |
| April | 27,500 | 19,750 to 38,300 | |
| May | 44,100 | 35,100 to 61,900 | |
| June | 55,650 | 39,250 to 76,700 | |
| July | 24,300 | 17,800 to 34,000 | |
| August | 11,100 | 8,520 to 14,100 | |
| September | 13,150 | 10,150 to 16,700 |
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 73 years of record. Statistics published by the US Geological Survey for Pend Oreille River below Box Canyon near Ione, WA (site 12396500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
5 mapped launches sit in the mapped area of Pend Oreille River. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Pend Oreille 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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