USGS Streamgage 14144800
Middle Fork Willamette River near Oakridge, OR
Middle Fork Willamette River near Oakridge, OR is USGS streamgage 14144800 in Oregon, monitoring river discharge in hydrologic subbasin 17090001. It sits on the Middle Fork Willamette River, alongside 2 other gauges Rivermatics tracks on the same river. It drains a watershed of about 264 square miles. Discharge records at this site go back to 1956. Typical flow runs near 365.7 cfs in July and 986.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 264 sq mi
- Subbasin (HUC-8)
- 17090001
- Coordinates
- 43.60179, -122.45755
- USGS site number
- 14144800
- Records begin
- 1956-10-01 (70 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 39 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 414.1 | 844.4 | 2,316.8 | |
| February | 475.1 | 892.9 | 2,217.6 | |
| March | 531.6 | 867.5 | 1,866.5 | |
| April | 593.3 | 986.6 | 1,704.3 | |
| May | 597.9 | 1,023.9 | 1,807.1 | |
| June | 390.1 | 677.3 | 1,339.5 | |
| July | 263 | 365.7 | 585.4 | |
| August | 230 | 282.4 | 386.5 | |
| September | 212.5 | 266.3 | 363.7 | |
| October | 214.5 | 285.2 | 511 | |
| November | 269.1 | 553.7 | 1,643.4 | |
| December | 343.5 | 826.3 | 2,583.2 |
All values in cubic feet per second (cfs).
Common questions
- When does Middle Fork Willamette River near Oakridge, OR normally run highest?
- May, on the long-term record. The median daily flow that month is about 1,023.9 cfs, against 266.3 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Middle Fork Willamette River near Oakridge, OR?
- It depends on the month. In January, half of days historically fall near 844.4 cfs, with the middle 80% of days between 414.1 and 2,316.8 cfs. The month-by-month table on this page gives the full range.
- How long has Middle Fork Willamette River near Oakridge, OR been measured?
- Discharge records at USGS site 14144800 begin in 1956, about 70 years, covering roughly 5,605 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Middle Fork Willamette River near Oakridge, OR?
- The gauge sits at 43.60179, -122.45755, in Oregon, in hydrologic subbasin 17090001, draining roughly 264 square miles.
- Can I use Middle Fork Willamette River near Oakridge, OR 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 Middle Fork Willamette River
Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Middle Fork Willamette River in full.
- Middle Fork Willamette River near Oakridge, OR this page
- Middle Fork Willamette River near Dexter, OR 1,001 sq mi
- Middle Fork Willamette River at Jasper, OR 1,340 sq mi
Other gauges in this subbasin
- Hills Creek Ab Hills Creek Reservoir, near Oakridge, OR
- Hills Creek Dam Tailwater near Oakridge, OR
- MF Willamette River above Salt Creek, near Oakridge, OR
- NF of MF Willamette River Ab Parker Creek near Oakridge, OR
- N Fk of M Fk Willamette River near Oakridge, OR
- MF Willamette River below N Fork, near Oakridge, OR
- Lookout Point Dam Tailwater near Lowell, OR
- MF Willamette River below Lookout Point Dam near Lowell, OR