USGS Streamgage 14181500
North Santiam River at Niagara, OR
North Santiam River at Niagara, OR is USGS streamgage 14181500 in Oregon, monitoring river discharge in hydrologic subbasin 17090005. It drains a watershed of about 453 square miles. Discharge records at this site go back to 1908. Typical flow runs near 1,114.2 cfs in July and 1,687 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 453 sq mi
- Subbasin (HUC-8)
- 17090005
- Coordinates
- 44.75378, -122.29744
- USGS site number
- 14181500
- Records begin
- 1908-12-01 (118 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 117 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 | 1,112.9 | 2,602.3 | 6,891.6 | |
| February | 978.2 | 1,407.6 | 5,333.1 | |
| March | 952.4 | 1,341.3 | 4,094.5 | |
| April | 987.6 | 1,687 | 4,163 | |
| May | 1,133.4 | 2,374.5 | 4,545.8 | |
| June | 1,054.2 | 1,602.7 | 3,407.7 | |
| July | 844.3 | 1,114.2 | 1,594.5 | |
| August | 662.3 | 1,008.7 | 1,305.8 | |
| September | 632.2 | 1,514.7 | 2,364.7 | |
| October | 636 | 2,177.1 | 3,428.1 | |
| November | 1,148.6 | 2,995 | 5,980.3 | |
| December | 1,196.5 | 2,743.2 | 7,338.7 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Little N Santiam River above Evans Creek, at Elkhorn, OR
- Little North Santiam River near Mehama, OR
- North Santiam River at Mehama, OR
- North Santiam River below Stout Creek, near Mehama, OR
- North Santiam River at Greens Bridge, near Jefferson, OR
- Santiam River at Jefferson, OR
- North Santiam River near Marion Forks, OR
- No Santiam River below Boulder Creek, near Detroit, OR