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Loosahatchie River near Arlington, TN Flow & Water Level

Tennessee · USGS gauge 07030240 · live data

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About this gauge

USGS gauge 07030240 sits on the Loosahatchie River and reads everything draining 262 square miles of the Loosahatchie basin. Its datum sits 246 feet above sea level NAVD88. Daily flow has been on record here since 1970, 53 years of it.

Where this gauge sits in the drainage

No gauged site sits above this one on the mainstem, so this is the first published reading on the river. Downstream the next reading comes from Mississippi River at Memphis, TN at 932,800 square miles, so what passes this gauge is about 0% of the water measured there.

Normal flows here

The Loosahatchie River runs a median of 126 cfs at this gauge across 53 years of record. March is the fullest month at a median 205 cfs, and October the leanest at 96 cfs. The highest daily mean on record is 26,000 cfs in 2010, and the lowest is 66 cfs in 1974.

Median flow by month
MonthMedian flowShare of annual median
Jan177 cfs140%
Feb201 cfs159%
Mar205 cfs162%
Apr167 cfs132%
May140 cfs111%
Jun118 cfs94%
Jul106 cfs84%
Aug103 cfs81%
Sep99 cfs78%
Oct96 cfs76%
Nov107 cfs85%
Dec149 cfs118%

Medians from the USGS daily-statistics record, 1970 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Loosahatchie River reaches flood stage at this gauge at 20 feet. NWS starts watching it at 19 feet. The highest crest on record is 25.4 feet, in May 2010.

NWS flood categories
CategoryGage height
Action19 ft
Minor flooding20 ft
Moderate flooding22 ft
Major flooding24 ft
Highest crests on record
WhenCrest
May 201025.4 ft
December 198725.3 ft
November 200124.1 ft
April 202523.9 ft
April 201123.9 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge ARLT1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 07030240. Percentile context computed against the gauge's period of record. Not for navigation.

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