About this river
Flat Creek is a 3.8 mile stream near Teton Floats in Wyoming. Streamflow is measured at the USGS gauge Flat Creek below Cache Creek, near Jackson, WY (site 13018350). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1989 to 2026
Flat Creek typically runs highest in June, at a median 162 cfs, and lowest in September, at 56 cfs. The highest flow on record for any single day is 364 cfs, in 2017.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 61 | 55 to 69 | |
| February | 61 | 54 to 72 | |
| March | 65 | 58 to 79 | |
| April | 64 | 56 to 82 | |
| May | 105 | 85 to 138 | |
| June | 162 | 121 to 200 | |
| July | 122 | 81 to 166 | |
| August | 61 | 45 to 108 | |
| September | 56 | 42 to 81 | |
| October | 74 | 66 to 89 | |
| November | 70 | 63 to 82 | |
| December | 65 | 58 to 74 |
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 34 years of record. Statistics published by the US Geological Survey for Flat Creek below Cache Creek, near Jackson, WY (site 13018350). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Flat Creek's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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