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Around South Fork Toutle River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
South Fork Toutle River is a 29.7 mile river. Streamflow is measured at the USGS gauge NF Toutle River below Srs near Kid Valley, WA (site 14240525). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1990 to 2026
South Fork Toutle River typically runs highest in January, at a median 1,020 cfs, and lowest in September, at 245 cfs. The highest flow on record for any single day is 11,000 cfs, in 1996.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 1,020 | 718 to 1,440 |
| February | 961 | 686 to 1,270 |
| March | 997 | 757 to 1,280 |
| April | 934 | 784 to 1,235 |
| May | 829 | 676 to 1,100 |
| June | 631 | 502 to 923 |
| July | 377 | 314 to 481 |
| August | 286 | 248 to 343 |
| September | 245 | 210 to 292 |
| October | 305 | 239 to 436 |
| November | 709 | 497 to 1,220 |
| December | 912 | 663 to 1,410 |
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 30 years of record. Statistics published by the US Geological Survey for NF Toutle River below Srs near Kid Valley, WA (site 14240525). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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