About this river
Calfkiller River is an 18.3 mile river near Tennessee Outdoor Guides in Tennessee. Streamflow is measured at the USGS gauge Calfkiller River at Hwy 70 at Sparta, TN (site 03419530). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2017 to 2026
Calfkiller River typically runs highest in February, at a median 581 cfs, and lowest in October, at 39 cfs. The highest flow on record for any single day is 10,600 cfs, in 2021.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 340 | 140 to 819 | |
| February | 581 | 370 to 1,415 | |
| March | 483 | 323 to 771 | |
| April | 346 | 230 to 653 | |
| May | 234 | 147 to 470 | |
| June | 106 | 84 to 172 | |
| July | 75 | 63 to 125 | |
| August | 69 | 45 to 110 | |
| September | 47 | 33 to 127 | |
| October | 39 | 21 to 107 | |
| November | 108 | 22 to 254 | |
| December | 271 | 115 to 638 |
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 9 years of record. Statistics published by the US Geological Survey for Calfkiller River at Hwy 70 at Sparta, TN (site 03419530). 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 Calfkiller River'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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