USGS Streamgage 14206900
Fanno Creek at 56Th Ave, at Portland, OR
Fanno Creek at 56Th Ave, at Portland, OR is USGS streamgage 14206900 in Oregon, monitoring river discharge in hydrologic subbasin 17090010. It drains a watershed of about 2 square miles. Discharge records at this site go back to 1974. Typical flow runs near 0.3 cfs in July and 2 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Oregon
- Drainage area
- 2 sq mi
- Subbasin (HUC-8)
- 17090010
- Coordinates
- 45.48819, -122.73475
- USGS site number
- 14206900
- Records begin
- 1974-01-15 (52 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 36 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 | 3.4 | 17.2 | |
| February | 0.9 | 2.9 | 15.1 | |
| March | 1 | 2.7 | 11.1 | |
| April | 0.8 | 2 | 7.1 | |
| May | 0.4 | 1.1 | 5.3 | |
| June | 0.2 | 0.6 | 2.7 | |
| July | 0.1 | 0.3 | 0.7 | |
| August | 0.1 | 0.2 | 0.5 | |
| September | 0.1 | 0.2 | 1.7 | |
| October | 0.1 | 0.4 | 4.9 | |
| November | 0.4 | 1.7 | 11.3 | |
| December | 0.7 | 3 | 18.6 |
All values in cubic feet per second (cfs).
Other gauges in this subbasin
- Fanno Creek at Durham, OR
- Tualatin River at Oswego Dam, near West Linn, OR
- Tualatin River at West Linn, OR
- Chicken Creek at Scholls-Sherwood Hwy, Sherwood, OR
- Scoggins Creek near Sw Old Hwy 47, near Gaston, OR
- Rock Creek at Brookwood Avenue, Hillsboro, OR
- Gales Creek at Old Hwy 47, Forest Grove, OR
- Wapato Canal at Pump House, at Gaston, OR