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Mayo Creek near Bethel Hill, NC Flow & Water Level

North Carolina · USGS gauge 02077670 · live data

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About this gauge

USGS gauge 02077670 sits on Mayo Creek and reads everything draining 54 square miles of the Lower Dan basin. Its datum sits 338 feet above sea level NAVD88. Daily flow has been on record here since 1977, 49 years of it.

Where this gauge sits in the drainage

Mayo Stm-Elec Generating Plant Lake near Bethel Hill sits immediately upstream, so dam releases rather than rainfall set the flow here. One gauged site sits upstream of here. The closest is Mayo Stm-Elec Generating Plant Lake near Bethel Hill, reading 52 square miles. This gauge adds the 1.3 square miles that drain in between. Downstream the next reading comes from John H Kerr Reservoir at Dam near Boydton, VA at 7,866 square miles, so what passes this gauge is about 1% of the water measured there.

Normal flows here

Mayo Creek runs a median of 6.4 cfs at this gauge across 49 years of record. March is the fullest month at a median 47 cfs, and August the leanest at 3.2 cfs. The highest daily mean on record is 2,260 cfs in 1996, and the lowest is 0.0 cfs in 1981.

Median flow by month
MonthMedian flowShare of annual median
Jan27 cfs422%
Feb35 cfs547%
Mar47 cfs734%
Apr40 cfs633%
May16 cfs250%
Jun7.7 cfs120%
Jul3.5 cfs55%
Aug3.2 cfs50%
Sep3.3 cfs52%
Oct3.2 cfs50%
Nov4.2 cfs66%
Dec5.4 cfs84%

Medians from the USGS daily-statistics record, 1977 to 2026. A month at 100% is running at its own long-term median.

Flood stages and record crests

Mayo Creek reaches flood stage at this gauge at 8 feet. NWS starts watching it at 7 feet.

NWS flood categories
CategoryGage height
Action7 ft
Minor flooding8 ft
Moderate flooding9 ft
Major flooding10 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge BTHN7. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02077670. Percentile context computed against the gauge's period of record. Not for navigation.

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