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Black River at Sc51 near Rhems, SC Water Level Today

South Carolina · USGS gauge 02136070 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02136070 sits on the Black River and reads everything draining 1,680 square miles of the Black basin. Its datum sits 11 feet below sea level NAVD88.

Where this gauge sits in the drainage

One gauged site sits upstream of here. The closest is Black River near Andrews, SC, reading 1,560 square miles. This gauge adds the 120 square miles that drain in between. Downstream the next reading comes from Black River near Dunbar, SC at 1,950 square miles, so what passes this gauge is about 86% of the water measured there. Water passing here goes on to Black River near Plantersville, SC.

Flood stages and record crests

The highest crest on record is 25.2 feet, in October 2015.

Highest crests on record
WhenCrest
October 201525.2 ft
October 201617.4 ft
December 202314.8 ft
September 201814.7 ft
October 202514.2 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge BRRS1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02136070. Percentile context computed against the gauge's period of record. Not for navigation.

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