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Sugar Creek near Fort Mill, SC Water Level Today

South Carolina · USGS gauge 02146800 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02146800 sits on Sugar Creek and reads everything draining 262 square miles of the Lower Catawba basin. Its datum sits 479 feet above sea level NAVD88. Daily flow has been on record here since 2006, 20 years of it.

Where this gauge sits in the drainage

Four gauged sites sit upstream of here. The closest is Sugar Creek at NC 51 near Pineville, NC, reading 65 square miles. This gauge adds the 197 square miles that drain in between. Downstream the next reading comes from Catawba River below Catawba, SC at 3,540 square miles, so what passes this gauge is about 7% of the water measured there.

Normal flows here

Sugar Creek runs a median of 216 cfs at this gauge across 20 years of record. March is the fullest month at a median 291 cfs, and October the leanest at 149 cfs. The highest daily mean on record is 15,300 cfs in 2008, and the lowest is 89 cfs in 2008.

Median flow by month
MonthMedian flowShare of annual median
Jan266 cfs123%
Feb284 cfs132%
Mar291 cfs135%
Apr244 cfs113%
May217 cfs101%
Jun210 cfs97%
Jul201 cfs93%
Aug193 cfs90%
Sep162 cfs75%
Oct149 cfs69%
Nov164 cfs76%
Dec215 cfs100%

Medians from the USGS daily-statistics record, 2006 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

Sugar Creek reaches flood stage at this gauge at 27 feet. NWS starts watching it at 26 feet. The highest crest on record is 27.3 feet, in August 2008.

NWS flood categories
CategoryGage height
Action26 ft
Minor flooding27 ft
Moderate flooding34 ft
Major flooding40 ft
Highest crests on record
WhenCrest
August 200827.3 ft
September 201827.2 ft
November 200624.8 ft
January 201024.6 ft
December 201321.6 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge SUGS1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02146800. Percentile context computed against the gauge's period of record. Not for navigation.

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