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South Fork Shenandoah River near Lynnwood, VA Water Level Today

Virginia · USGS gauge 01628500 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 01628500 sits on the South Fork Shenandoah River and reads everything draining 1,079 square miles of the South Fork Shenandoah basin. Its datum sits 1,002 feet above sea level NAVD88. Daily flow has been on record here since 1931, 96 years of it.

Where this gauge sits in the drainage

One gauged site sits upstream of here. The closest is North River near Burketown, VA, reading 376 square miles. This gauge adds the 703 square miles that drain in between. Downstream the next reading comes from South Fork Shenandoah River near Luray, VA at 1,372 square miles, so what passes this gauge is about 79% of the water measured there.

Normal flows here

The South Fork Shenandoah River runs a median of 594 cfs at this gauge across 96 years of record. March is the fullest month at a median 1,200 cfs, and September the leanest at 316 cfs. The highest daily mean on record is 63,500 cfs in 1996, and the lowest is 84 cfs in 2002.

Median flow by month
MonthMedian flowShare of annual median
Jan765 cfs129%
Feb987 cfs166%
Mar1,200 cfs202%
Apr1,025 cfs172%
May905 cfs152%
Jun565 cfs95%
Jul403 cfs68%
Aug356 cfs60%
Sep316 cfs53%
Oct325 cfs55%
Nov400 cfs67%
Dec644 cfs108%

Medians from the USGS daily-statistics record, 1931 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

The South Fork Shenandoah River reaches flood stage at this gauge at 16 feet. NWS starts watching it at 14 feet. The highest crest on record is 30.8 feet, in September 1996.

NWS flood categories
CategoryGage height
Action14 ft
Minor flooding16 ft
Moderate flooding17 ft
Major flooding20 ft
Highest crests on record
WhenCrest
September 199630.8 ft
November 198529.5 ft
October 194227.2 ft
March 193626.6 ft
January 199624.9 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge LYWV2. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 01628500. Percentile context computed against the gauge's period of record. Not for navigation.

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