USGS Streamgage 14137000
Sandy River near Marmot, OR
Sandy River near Marmot, OR is USGS streamgage 14137000 in Oregon, monitoring river discharge in hydrologic subbasin 17080001. It drains a watershed of about 264 square miles. Discharge records at this site go back to 1911. Typical flow runs near 586.3 cfs in July and 1,696.7 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 264 sq mi
- Subbasin (HUC-8)
- 17080001
- Coordinates
- 45.39956, -122.13731
- USGS site number
- 14137000
- Records begin
- 1911-09-01 (115 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 114 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 | 719.4 | 1,442.3 | 3,999 | |
| February | 736 | 1,355.5 | 3,545.9 | |
| March | 846.4 | 1,410.3 | 2,811 | |
| April | 1,045.9 | 1,696.7 | 2,838.3 | |
| May | 897.1 | 1,639.7 | 2,815.2 | |
| June | 618.3 | 1,046.2 | 2,025.7 | |
| July | 415.4 | 586.3 | 892.6 | |
| August | 307.6 | 400.9 | 550.9 | |
| September | 270.9 | 349.9 | 554.5 | |
| October | 262.1 | 427.2 | 1,251.8 | |
| November | 389.4 | 1,066.8 | 3,285.7 | |
| December | 639.5 | 1,406.1 | 4,193.2 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Bull Run River at Lower Flume near Brightwood, OR
- Blazed Alder Creek near Rhododendron, OR
- Bull Run River near Multnomah Falls, OR
- Fir Creek near Brightwood, OR
- North Fork Bull Run River near Multnomah Falls, OR
- South Fork Bull Run River near Bull Run, OR
- Bull Run River below Bull Run Reservoir 2, near Bull Run, OR
- Bull Run River near Bull Run (River Only), OR