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Mechums River near White Hall, VA Water Level Today

Virginia · USGS gauge 02031000 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 02031000 sits on the Mechums River and reads everything draining 95 square miles of the Rivanna basin. Its datum sits 429 feet above sea level NAVD88. Daily flow has been on record here since 1943, 55 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 South Fork Rivanna River Reservoir near Charlottesville, VA at 258 square miles, so what passes this gauge is about 37% of the water measured there. Water passing here goes on to South Fork Rivanna River near Charlottesville, VA and Rivanna River at Palmyra, VA.

Normal flows here

The Mechums River runs a median of 72 cfs at this gauge across 55 years of record. March is the fullest month at a median 112 cfs, and September the leanest at 23 cfs. The highest daily mean on record is 10,600 cfs in 1943, and the lowest is 0.0 cfs in 2002.

Median flow by month
MonthMedian flowShare of annual median
Jan92 cfs128%
Feb101 cfs140%
Mar112 cfs156%
Apr100 cfs140%
May89 cfs124%
Jun62 cfs86%
Jul39 cfs54%
Aug28 cfs39%
Sep23 cfs32%
Oct35 cfs49%
Nov50 cfs69%
Dec78 cfs108%

Medians from the USGS daily-statistics record, 1943 to 2026. A month at 100% is running at its own long-term median.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02031000. Percentile context computed against the gauge's period of record. Not for navigation.

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