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Sequatchie River near Whitwell, TN Flow & Water Level

Tennessee · USGS gauge 03571000 · live data

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About this gauge

USGS gauge 03571000 sits on the Sequatchie River and reads everything draining 402 square miles of the Sequatchie basin. Only 384 square miles of that contributes flow in a normal year; the rest is closed basin that does not drain to the river. Its datum sits 632 feet above sea level NAVD88. Daily flow has been on record here since 1921, 98 years of it.

Normal flows here

The Sequatchie River runs a median of 284 cfs at this gauge across 98 years of record. March is the fullest month at a median 1,010 cfs, and October the leanest at 81 cfs. The highest daily mean on record is 32,300 cfs in 1991, and the lowest is 16 cfs in 1925.

Median flow by month
MonthMedian flowShare of annual median
Jan857 cfs302%
Feb968 cfs341%
Mar1,010 cfs356%
Apr850 cfs299%
May400 cfs141%
Jun198 cfs70%
Jul153 cfs54%
Aug135 cfs48%
Sep92 cfs32%
Oct81 cfs29%
Nov146 cfs51%
Dec534 cfs188%

Medians from the USGS daily-statistics record, 1921 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Sequatchie River reaches flood stage at this gauge at 14 feet. NWS starts watching it at 12 feet. The highest crest on record is 19 feet, in March 1867.

NWS flood categories
CategoryGage height
Action12 ft
Minor flooding14 ft
Moderate flooding18 ft
Major flooding19 ft
Highest crests on record
WhenCrest
March 186719 ft
December 199018 ft
February 197518 ft
May 200317.8 ft
March 197317.6 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge WHTT1. Stages are gage height, not depth. Not for navigation.

TVA dams near this gauge

TVA's Nickajack Dam is 16 miles from this gauge on the Tennessee system. Planned generation, lake level and tailwater elevation for it load below when TVA has published them.

Nearby river gauges

Live streamflow and gage height: USGS gauge 03571000. Percentile context computed against the gauge's period of record. Not for navigation.

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