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Around Santiam River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
Santiam River is a 12.1 mile river. Streamflow is measured at the USGS gauge Santiam River at Jefferson, OR (site 14189000). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1908 to 2026
Santiam River typically runs highest in December, at a median 11,700 cfs, and lowest in August, at 1,340 cfs. The highest flow on record for any single day is 143,000 cfs, in 1965.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 11,500 | 6,490 to 19,600 |
| February | 8,050 | 5,150 to 14,400 |
| March | 7,460 | 5,060 to 11,700 |
| April | 7,605 | 5,490 to 11,100 |
| May | 6,550 | 4,380 to 9,260 |
| June | 3,595 | 2,625 to 5,445 |
| July | 1,720 | 1,370 to 2,110 |
| August | 1,340 | 920 to 1,660 |
| September | 2,395 | 1,370 to 3,025 |
| October | 3,660 | 2,440 to 5,050 |
| November | 7,745 | 5,170 to 13,300 |
| December | 11,700 | 6,670 to 19,500 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 94 years of record. Statistics published by the US Geological Survey for Santiam River at Jefferson, OR (site 14189000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
2 mapped launches sit in the mapped area of Santiam River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
Made to print
Put Santiam River on your wall
This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Santiam River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.






