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Tools Fork Creek near Rock Hill, SC Water Level Today

South Carolina · USGS gauge 021473426 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 021473426 sits on the Tools Fork Creek and reads everything draining 9.6 square miles of the Lower Catawba basin. Its datum sits 567 feet above sea level NAVD88. Daily flow has been on record here since 1998, 23 years of it.

Where this gauge sits in the drainage

No gauged site sits above this one on the mainstem, so this is the first published reading on the river. Downstream the next reading comes from Wildcat Creek below Rock Hill, SC at 30 square miles, so what passes this gauge is about 32% of the water measured there. Water passing here goes on to Fishing Creek below Fort Lawn, SC.

Normal flows here

The Tools Fork Creek runs a median of 2.0 cfs at this gauge across 23 years of record. March is the fullest month at a median 5.5 cfs, and September the leanest at 0.5 cfs. The highest daily mean on record is 737 cfs in 2019, and the lowest is 0.0 cfs in 2008.

Median flow by month
MonthMedian flowShare of annual median
Jan4.2 cfs210%
Feb4.7 cfs235%
Mar5.5 cfs275%
Apr4.0 cfs202%
May2.5 cfs125%
Jun1.2 cfs60%
Jul0.6 cfs30%
Aug0.5 cfs26%
Sep0.5 cfs22%
Oct0.7 cfs37%
Nov1.4 cfs70%
Dec2.6 cfs130%

Medians from the USGS daily-statistics record, 1998 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The Tools Fork Creek reaches flood stage at this gauge at 11 feet. NWS starts watching it at 10 feet. The highest crest on record is 11.1 feet, in February 2020.

NWS flood categories
CategoryGage height
Action10 ft
Minor flooding11 ft
Moderate flooding15 ft
Major flooding20 ft
Highest crests on record
WhenCrest
February 202011.1 ft
August 200810.8 ft
January 201010.6 ft
March 200710.2 ft
December 20139.6 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge TOLS1. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 021473426. Percentile context computed against the gauge's period of record. Not for navigation.

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