East Fork South Fork McKenzie River near McKenzie Bridge, OR
Around here
Around East Fork South Fork McKenzie River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
East Fork South Fork McKenzie River is an 8.1 mile river near High Country Expeditions in Oregon. Streamflow is measured at the USGS gauge South Fork Mckenzie River near Rainbow, OR (site 14159500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1948 to 2026
East Fork South Fork McKenzie River typically runs highest in December, at a median 1,020 cfs, and lowest in July, at 391 cfs. The highest flow on record for any single day is 14,300 cfs, in 1956.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 985 | 558 to 1,510 |
| February | 462 | 309 to 980 |
| March | 460 | 306 to 899 |
| April | 700 | 321 to 1,070 |
| May | 906 | 462 to 1,380 |
| June | 593 | 402 to 898 |
| July | 391 | 315 to 474 |
| August | 553 | 310 to 805 |
| September | 631 | 322 to 812 |
| October | 730 | 407 to 950 |
| November | 960 | 543 to 1,205 |
| December | 1,020 | 546 to 1,540 |
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 78 years of record. Statistics published by the US Geological Survey for South Fork Mckenzie River near Rainbow, OR (site 14159500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of East Fork South Fork McKenzie River. Ramp data comes from the USGS national boat-ramp inventory.
- EchoEast Fork South Fork McKenzie River - Cougar ReservoirPublic
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