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Salkehatchie River near Miley, SC Water Level Today

South Carolina · USGS gauge 02175500 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02175500 sits on the Salkehatchie River and reads everything draining 341 square miles of the Salkehatchie basin. Its datum sits 64 feet above sea level NGVD29. Daily flow has been on record here since 1951, 75 years of it.

Where this gauge sits in the drainage

One gauged site sits upstream of here. The closest is Salkehatchie River at SC Hwy 64 near Barnwell, SC, reading 65 square miles. This gauge adds the 276 square miles that drain in between. Downstream the next reading comes from Combahee River near Yemassee, SC at 1,100 square miles, so what passes this gauge is about 31% of the water measured there.

Normal flows here

The Salkehatchie River runs a median of 179 cfs at this gauge across 75 years of record. February is the fullest month at a median 394 cfs, and September the leanest at 138 cfs. The highest daily mean on record is 4,360 cfs in 2024, and the lowest is 2.9 cfs in 2002.

Median flow by month
MonthMedian flowShare of annual median
Jan365 cfs204%
Feb394 cfs220%
Mar390 cfs218%
Apr282 cfs157%
May171 cfs96%
Jun162 cfs91%
Jul147 cfs82%
Aug148 cfs83%
Sep138 cfs77%
Oct141 cfs79%
Nov208 cfs116%
Dec296 cfs165%

Medians from the USGS daily-statistics record, 1951 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Salkehatchie River reaches flood stage at this gauge at 9 feet. NWS starts watching it at 8 feet. The highest crest on record is 5.9 feet, in August 2024.

NWS flood categories
CategoryGage height
Action8 ft
Minor flooding9 ft
Moderate flooding11 ft
Major flooding14 ft
Highest crests on record
WhenCrest
August 20245.9 ft
October 19925.8 ft
September 20165.7 ft
November 20245.5 ft
July 20135.5 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge MILS1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02175500. Percentile context computed against the gauge's period of record. Not for navigation.

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