River SC

Cawcaw Swamp

South Carolina • 33.9647, -78.5576

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

11 mi

18 km

Elevation

56′ → 17′

39 ft drop

Stream Order

Medium River

Slope

0.07%

3.5 ft/mi

Drainage

55 mi²

142 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

109 mi

176 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

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Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar