USGS Streamgage 11491950
Miller Creek near Beaver Marsh, OR
Miller Creek near Beaver Marsh, OR is USGS streamgage 11491950 in Oregon, monitoring river discharge in hydrologic subbasin 18010201. It drains a watershed of about 22 square miles. Discharge records at this site go back to 2023. Typical flow runs near 15.2 cfs in July and 11.2 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Oregon
- Drainage area
- 22 sq mi
- Subbasin (HUC-8)
- 18010201
- Coordinates
- 43.18333, -121.87356
- USGS site number
- 11491950
- Records begin
- 2023-11-29 (3 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 1 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
Only 11 of 12 months have enough record to summarize; the rest are omitted.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | — | 10.4 | — | |
| February | — | 11.8 | — | |
| March | — | 9.8 | — | |
| April | — | 11.2 | — | |
| May | — | 23.5 | — | |
| June | — | 31.3 | — | |
| July | — | 15.2 | — | |
| August | — | 9 | — | |
| September | — | 5.6 | — | |
| October | — | 4.3 | — | |
| December | — | 6.8 | — |
All values in cubic feet per second (cfs).
Common questions
- When does Miller Creek near Beaver Marsh, OR normally run highest?
- June, on the long-term record. The median daily flow that month is about 31.3 cfs, against 4.3 cfs in October, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has Miller Creek near Beaver Marsh, OR been measured?
- Discharge records at USGS site 11491950 begin in 2023, about 3 years, covering roughly 976 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Miller Creek near Beaver Marsh, OR?
- The gauge sits at 43.18333, -121.87356, in Oregon, in hydrologic subbasin 18010201, draining roughly 22 square miles.
- Can I use Miller Creek near Beaver Marsh, 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.