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Little Manatee River at US 301 near Wimauma, FL Water Level Today

Florida · USGS gauge 02300500 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02300500 sits on the Little Manatee River and reads everything draining 149 square miles of the Little Manatee basin. Its datum sits 1 feet below sea level NAVD88. Daily flow has been on record here since 1940, 86 years of it.

Where this gauge sits in the drainage

One gauged site sits upstream of here. The closest is Little Manatee River near Ft Lonesome FL, reading 31 square miles. This gauge adds the 118 square miles that drain in between.

Normal flows here

The Little Manatee River runs a median of 56 cfs at this gauge across 86 years of record. August is the fullest month at a median 212 cfs, and May the leanest at 21 cfs. The highest daily mean on record is 11,100 cfs in 1960, and the lowest is 0.9 cfs in 1977.

Median flow by month
MonthMedian flowShare of annual median
Jan55 cfs98%
Feb61 cfs109%
Mar56 cfs100%
Apr40 cfs71%
May21 cfs38%
Jun48 cfs85%
Jul139 cfs248%
Aug212 cfs379%
Sep177 cfs316%
Oct76 cfs136%
Nov42 cfs76%
Dec44 cfs79%

Medians from the USGS daily-statistics record, 1940 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Little Manatee River reaches flood stage at this gauge at 11 feet. NWS starts watching it at 9.5 feet. The highest crest on record is 20.1 feet, in September 1988.

NWS flood categories
CategoryGage height
Action9.5 ft
Minor flooding11 ft
Moderate flooding14.5 ft
Major flooding17 ft
Highest crests on record
WhenCrest
September 198820.1 ft
September 200119.9 ft
September 196019.8 ft
August 202419.5 ft
September 196218.8 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge WIMF1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02300500. Percentile context computed against the gauge's period of record. Not for navigation.

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