Sandy River near Marmot, OR
Mt. Hood & Columbia Gorge · USGS gauge 14137000 · Updated Oct 24, 2:37 PM PDT · USGS data, provisional
All 2 Sandy River gauges in Oregon
Reading time: Oct 24, 2:15 PM PDT · Provisional data
Flow is far below normal for the date. Expect shallow riffles and slower water; some stretches may be hard to float and fish can be stressed by low flows. Check local reports for the specific stretch.
- Vs. normal for this date
- <1st percentile
- Typical range (25th–75th)
- 325–862 cfs
- Median for this date
- 475 cfs
- 7-day low / high
- 195 / 208 cfs
Plain-language explanation
Sandy River near Marmot is flowing at 198 cubic feet per second (cfs) as of Oct 24, 2:15 PM PDT. That is among the lowest flows on record for this time of year: lower than over 99% of the daily flows this gauge has recorded for this date (give or take 7 days) over 115 years of record (1911–2026).
The middle half of those historical flows runs from 325 to 862 cfs, with a median of 475 cfs; the lowest 10% of days are at or below 265 cfs and the highest 10% at or above 1,434 cfs.
Over the last 24 hours the flow has been steady (-1.5%). In the last 7 days it ranged from 195 to 208 cfs.
Why this status: Flow is at or below the seasonal 10th percentile and in the lower 40% of all days on record.
Quick answers
Is the Sandy River near Marmot fishable today?
Flowcast's status for the Sandy River near Marmot is “Too low”: flow is 198 cfs, well below normal for the date, at the <1st percentile for this date (as of Oct 24, 2:15 PM PDT). That describes flow only. It says nothing about water clarity, temperature, fish activity, access or fishing regulations.
What is the current flow of the Sandy River near Marmot?
198 cubic feet per second at USGS gauge 14137000 as of Oct 24, 2:15 PM PDT, provisional data.
Is the Sandy River near Marmot too high or too low right now?
It is on the low side: below the typical range for the date (325 to 862 cfs).
Is the Sandy River near Marmot rising or falling?
Over the last 24 hours the flow has been steady (-1.5%).
What is a normal flow for the Sandy River near Marmot in October?
For this date (give or take 7 days) the median is 475 cfs and the middle half of days runs 325 to 862 cfs, over 115 years of USGS record.
7-day trend
Hourly flow in cfs, Pacific time. The shaded band is the typical range (25th–75th percentile) for this date, shown when it falls within the chart.
| Day (Pacific) | Mean cfs | Percentile | Status that day |
|---|---|---|---|
| Sun Oct 18 | 205 | <1st | Too low |
| Mon Oct 19 | 201 | <1st | Too low |
| Tue Oct 20 | 199 | <1st | Too low |
| Wed Oct 21 | 197 | <1st | Too low |
| Thu Oct 22 | 197 | <1st | Too low |
| Fri Oct 23 | 198 | <1st | Too low |
| Sat Oct 24 (so far) | 197 | <1st | Too low |
Seasonal context
Shaded band: 10th–90th percentile of daily flows through the year; dashed line: median. Log scale. Dot: today's flow. Based on 115 years of USGS daily data (1911–2026).
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Official resources
- USGS site page for gauge 14137000 (USGS: live readings, history, station details)
- Oregon fishing regulations (ODFW)
- Willamette Zone regulations (ODFW)
- In-season Oregon regulation updates (ODFW)
- ODFW Recreation Report (fishing reports)
- Willamette Zone fishing report (ODFW)
- Oregon angling zones and fish district contacts (ODFW)
Links go to the agencies' own websites and were checked as working. Flowcast does not summarize fishing or boating rules: regulations and closures change, and the agency pages are the authority.
About this gauge
- USGS site
- USGS-14137000
- USGS name
- Sandy River Near Marmot, Or
- Drainage area
- 264 sq mi
- Location
- 45.3996, -122.1373
- Record in this analysis
- 1911–2026
Typical uses
Notes: Headwaters drain Mt. Hood glaciers, so water can run cloudy during warm weather or rain. (Hand-written general note, not from USGS data.)
Nearby gauges
- Sandy River below Bull Run River, near Bull Run, OR Too low 266 cfs · about 6 mi away (straight line)
- Clackamas River at Estacada, OR Too low 625 cfs · about 13 mi away (straight line)
- Clackamas River above Three Lynx Creek, OR Too low 588 cfs · about 19 mi away (straight line)
- Molalla River near Canby, OR Too low 53.0 cfs · about 29 mi away (straight line)
- Hood River at Tucker Bridge, near Hood River, OR Too low 234 cfs · about 33 mi away (straight line)
- White Salmon River near Underwood, WA Too low 399 cfs · about 38 mi away (straight line)
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