USGS Streamgage 14184100
North Santiam River at Greens Bridge, near Jefferson, OR
North Santiam River at Greens Bridge, near Jefferson, OR is USGS streamgage 14184100 in Oregon, monitoring river discharge in hydrologic subbasin 17090005. It drains a watershed of about 736 square miles. Discharge records at this site go back to 1964. Typical flow runs near 982.3 cfs in July and 3,184.7 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 736 sq mi
- Subbasin (HUC-8)
- 17090005
- Coordinates
- 44.70794, -122.97311
- USGS site number
- 14184100
- Records begin
- 1964-10-01 (62 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 21 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 | 2,431 | 4,929.4 | 12,835.8 | |
| February | 1,753.2 | 2,892.4 | 8,029.3 | |
| March | 2,055.8 | 3,063.2 | 8,344.5 | |
| April | 2,107.7 | 3,184.7 | 6,849.7 | |
| May | 1,513.9 | 2,939.7 | 7,723.2 | |
| June | 1,023.7 | 1,608.3 | 5,287 | |
| July | 761.8 | 982.3 | 1,505.8 | |
| August | 675.5 | 786.1 | 930.9 | |
| September | 948.9 | 1,292.5 | 1,986.7 | |
| October | 1,321.9 | 2,415.5 | 5,000.3 | |
| November | 1,915.7 | 4,943 | 9,039.3 | |
| December | 1,957.1 | 5,214.2 | 11,674.5 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Santiam River at Jefferson, OR
- North Santiam River near Marion Forks, OR
- No Santiam River below Boulder Creek, near Detroit, OR
- Roaring Creek near Breitenbush Hot Springs, OR
- Devils Creek above Cascade Creek near Breitenbush Hot Spring, OR
- Mill Creek near Breitenbush Hot Springs, OR
- Devils Creek near Breitenbush Hot Springs, OR
- Breitenbush River below Breitenbush Hot Springs, OR