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Neuse River at Smithfield, NC Flow & Water Level

North Carolina · USGS gauge 02087570 · live data

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About this gauge

USGS gauge 02087570 sits on the Neuse River and reads everything draining 1,206 square miles of the Upper Neuse basin. Its datum sits 98 feet above sea level NAVD88. Daily flow is on record here from 1971 to 1991, 21 years in all.

Where this gauge sits in the drainage

Three gauged sites sit upstream of here. The closest is Neuse River near Clayton, NC, reading 1,150 square miles. This gauge adds the 56 square miles that drain in between. Downstream the next reading comes from Neuse River near Cox Mill, NC at 1,679 square miles, so what passes this gauge is about 72% of the water measured there.

Normal flows here

The Neuse River runs a median of 530 cfs at this gauge across 21 years of record. March is the fullest month at a median 1,740 cfs, and September the leanest at 290 cfs. The highest daily mean on record is 15,800 cfs in 1978, and the lowest is 65 cfs in 1977.

Median flow by month
MonthMedian flowShare of annual median
Jan1,320 cfs249%
Feb1,540 cfs291%
Mar1,740 cfs329%
Apr1,050 cfs198%
May678 cfs128%
Jun449 cfs85%
Jul340 cfs64%
Aug372 cfs70%
Sep290 cfs55%
Oct294 cfs56%
Nov344 cfs65%
Dec754 cfs142%

Medians from the USGS daily-statistics record, 1971 to 1991. A month at 100% is running at its own long-term median. USGS stopped publishing a daily flow record at this gauge, so these are historical norms, not a baseline for current readings.

Flood stages and record crests

The Neuse River reaches flood stage at this gauge at 15 feet. NWS starts watching it at 14 feet. The highest crest on record is 29.1 feet, in October 2016.

NWS flood categories
CategoryGage height
Action14 ft
Minor flooding15 ft
Moderate flooding18 ft
Major flooding20 ft
Highest crests on record
WhenCrest
October 201629.1 ft
September 199627.4 ft
August 190827.1 ft
July 191926.8 ft
September 199926.7 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge SMFN7. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 02087570. Percentile context computed against the gauge's period of record. Not for navigation.

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