USGS Streamgage 14166500
Long Tom River near Noti, OR
Long Tom River near Noti, OR is USGS streamgage 14166500 in Oregon, monitoring river discharge in hydrologic subbasin 17090003. It drains a watershed of about 89 square miles. Discharge records at this site go back to 1936. Typical flow runs near 29 cfs in July and 203.6 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 89 sq mi
- Subbasin (HUC-8)
- 17090003
- Coordinates
- 44.04984, -123.42621
- USGS site number
- 14166500
- Records begin
- 1936-01-13 (90 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 91 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 | 129.5 | 370.6 | 1,266.6 | |
| February | 148.9 | 382.3 | 1,132.1 | |
| March | 148.4 | 321.6 | 818.1 | |
| April | 108.4 | 203.6 | 455.8 | |
| May | 68.8 | 111.4 | 207.2 | |
| June | 39 | 59.3 | 98.8 | |
| July | 17.3 | 29 | 46.6 | |
| August | 8 | 16 | 26.4 | |
| September | 8.7 | 15 | 27.8 | |
| October | 12.8 | 22.8 | 67.9 | |
| November | 27.3 | 91.3 | 455.7 | |
| December | 64.4 | 272 | 1,103 |
All values in cubic feet per second (cfs).