USGS Streamgage 14325000
South Fork Coquille River at Powers, OR
South Fork Coquille River at Powers, OR is USGS streamgage 14325000 in Oregon, monitoring river discharge in hydrologic subbasin 17100305. It drains a watershed of about 169 square miles. Discharge records at this site go back to 1916. Typical flow runs near 52.1 cfs in July and 718.4 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.
View live conditions & forecast →
Gauge details
- State
- Oregon
- Drainage area
- 169 sq mi
- Subbasin (HUC-8)
- 17100305
- Coordinates
- 42.8915, -124.07065
- USGS site number
- 14325000
- Records begin
- 1916-10-01 (110 years)
- Rivermatics forecast
- 14-day flow outlook
14-day flow forecast
Based on observations through for South Fork Coquille River at Powers, OR. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.
| Date | Low p10 | Expected p50 | High p90 | Range |
|---|---|---|---|---|
| 16.8 | 17.8 | 18.8 | ||
| 17.5 | 20.4 | 29.4 | ||
| 17.3 | 21 | 30.7 | ||
| 16.5 | 19.5 | 26.2 | ||
| 15.6 | 18.4 | 24 | ||
| 14.8 | 17.3 | 21.9 | ||
| 14.2 | 16.7 | 21.2 | ||
| 13.9 | 16.5 | 21.1 | ||
| 13.5 | 16.2 | 20.7 | ||
| 13.2 | 15.9 | 20.2 | ||
| 13 | 15.8 | 20.1 | ||
| 13 | 15.8 | 20.2 | ||
| 12.9 | 15.9 | 20.5 | ||
| 12.6 | 15.7 | 20.3 |
All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 110 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 | 299.8 | 1,081.3 | 4,178.4 | |
| February | 324.6 | 1,029.7 | 3,603.4 | |
| March | 359.6 | 1,022.6 | 2,831 | |
| April | 261.4 | 718.4 | 1,819 | |
| May | 123 | 306.3 | 861.9 | |
| June | 63.1 | 120.6 | 331.5 | |
| July | 34.1 | 52.1 | 85.4 | |
| August | 20.6 | 29.7 | 47 | |
| September | 16.1 | 24.6 | 61 | |
| October | 17.3 | 46.9 | 415.1 | |
| November | 54.5 | 430.2 | 2,509.2 | |
| December | 210.4 | 948.9 | 4,312.9 |
All values in cubic feet per second (cfs).
Common questions
- When does South Fork Coquille River at Powers, OR normally run highest?
- January, on the long-term record. The median daily flow that month is about 1,081.3 cfs, against 24.6 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for South Fork Coquille River at Powers, OR?
- It depends on the month. In January, half of days historically fall near 1,081.3 cfs, with the middle 80% of days between 299.8 and 4,178.4 cfs. The month-by-month table on this page gives the full range.
- How long has South Fork Coquille River at Powers, OR been measured?
- Discharge records at USGS site 14325000 begin in 1916, about 110 years, covering roughly 9,200 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Is there a flow forecast for South Fork Coquille River at Powers, OR?
- Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
- Where is South Fork Coquille River at Powers, OR?
- The gauge sits at 42.8915, -124.07065, in Oregon, in hydrologic subbasin 17100305, draining roughly 169 square miles.
- Can I use South Fork Coquille River at Powers, OR data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.