2 USGS Streamgages
Chewaucan River flows and levels
Chewaucan River is gauged at 2 USGS streamgages in Oregon, each tracked by Rivermatics. The mainstem runs about 76 miles (122 km) from headwaters to outlet. It drains roughly 621 square miles at its outlet.
Gauges on this river, upstream to downstream
Ordered by drainage area, which is how far down the river each gauge sits. April and July figures are long-term median daily flows for that month from the USGS record — historical normals, not a forecast and not today's reading.
| Gauge | State | Drainage sq mi | Elevation ft | April p50 cfs | July p50 cfs | Forecast |
|---|---|---|---|---|---|---|
| Chewaucan River at Narrows near Paisley, OR | OR | 380 | 4,301 | 162.8 | 30.9 | — |
| Chewaucan River at Mouth near Valley Falls, OR | OR | — | 4,259 | — | — | — |
Common questions
- How many gauges are on the Chewaucan River?
- Rivermatics tracks 2 USGS streamgages on the Chewaucan River, across Oregon. Each has its own page with the site's full flow record and monthly normals. The river may carry other gauges that publish neither daily values nor discharge statistics; those are not tracked here.
- Can I use Chewaucan River 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.