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South Atlantic Water Science Center

September 2017

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Compiled by J. Curtis Weaver

In cooperation with the North Carolina Department of Environment and Natural Resources, National Weather Service, and other State, Local, and Federal agencies.


U.S. Geological Survey · 3916 Sunset Ridge Road · Raleigh, North Carolina 27607 · (919) 571-4000


Rainfall

Data provided by the National Weather Service

Click on a city name to view rainfall graphs.

Rain Map

Asheville | Charlotte | Greensboro | Raleigh | Wilmington | Elizabeth City


Water-level Hydrographs

Click on a site number or name to view hydrographs.

Hydrographs Map

Streamflow gaging stations
French Broad River at Asheville, NC (SW3)
Rocky River near Norwood, NC (SW8)
Black River near Tomahawk, NC (SW13)
Groundwater wells
Blantyre well (GW2)
Mocksville well (GW4)
Simpson well (GW6)

Streamflow Conditions

Streamflow Stations Map

September 2017 streamflow conditions
[mi2, square mile; ft3/s, cubic foot per second; in, inch; a, above (streamflow in the upper 75th percentile); b, below (streamflow in the lower 25th percentile); n, normal (streamflow between the 25th and 75th percentiles); *, Record high monthly mean discharge for September]
Station name and site index number Drainage area (mi2) Monthly mean flow (ft3/s) Percent of long-term median a,b,n Runoff (in.) Monthly mean flow last month (ft3/s) Maximum daily flow Minimum daily flow Additional Data
ft3/s Date ft3/s Date
Valley River at Tomotla (site SW1) 104 93.3 119 n 1.00 85.5 197 9/6 56.7 9/30 NWISWeb
Oconaluftee River at Birdtown (site SW2) 184 239 99 n 1.45 305 657 9/6 143 9/30 NWISWeb
French Broad River at Asheville (site SW3) 945 1671 139 n 1.97 1139 5880 9/12 829 9/30 NWISWeb
First Broad River near Casar (site SW4) 60.5 26.4 56 b 0.49 25.1 56.4 9/12 14.9 9/30 NWISWeb
South Fork New River near Jefferson (site SW5) 205 334 137 n 1.82 279 1320 9/13 191 9/11 NWISWeb
Elk Creek at Elkville (site SW6) 50.9 73.2 160 n 1.60 68.1 331 9/12 36.7 9/30 NWISWeb
South Yadkin River near Mocksville (site SW7) 306 158 92 n 0.58 143 336 9/2 92.8 9/30 NWISWeb
Rocky River near Norwood (site SW8) 1,372 303 87 n 0.25 390 1470 9/13 93.3 9/30 NWISWeb
Reedy Fork near Oak Ridge (site SW9) 20.6 7.24 69 b 0.39 7.01 26.9 9/2 4.84 9/27 NWISWeb
Deep River at Moncure (site SW10) 1,434 144 42 b 0.11 109 445 9/4 68 9/30 NWISWeb
Flat River at Bahama (site SW11) 149 6.87 35 b 0.05 16.3 29.8 9/3 1.02 9/30 NWISWeb
Lumber River at Boardman (site SW12) 1,228 614 93 n 0.56 411 990 9/15 336 9/30 NWISWeb
Black River near Tomahawk (site SW13) 676 510 140 n 0.84 180 1140 9/13 115 9/2 NWISWeb
Little Fishing Creek near White Oak (site SW14) 177 20.6 62 n 0.13 59.6 52.4 9/7 8.09 9/30 NWISWeb
Trent River near Trenton (site SW15) 168 88.6 144 n 0.59 75.0 226 9/8 23.2 9/30 NWISWeb
Potecasi Creek near Union (site SW16) 225 90.2 548 n 0.45 384 277 9/5 8.77 9/30 NWISWeb

Period of Record Maximum Mean Monthly Discharge for September

"e" is Estimated Monthly Mean Discharge -or- Estimated Daily Value

*Record high September monthly discharge for period of record.


Groundwater Levels

Ground-water wells Map

September 2017 groundwater levels
[a, above (water level in the upper 75th percentile); b, below (water level in the lower 25th percentile); n, normal (water level between the 25th and 75th percentiles); p, based on partial record for the month]
Station name and site index number Monthly mean level (feet) Monthly mean level last month (feet) a,b,n Low daily level High daily level Additional Data
Feet Date Feet Date
Camp Hope, NC-40 (GW1) 5.90 5.99 n 6.30 9/30 4.57 9/12 NWISWeb
Blantrye, NC-144 (GW2) 32.10 31.10 n 32.40 9/30 31.70 9/1 NWISWeb
Piedmont RS 1, NC-193 (GW3) 7.08 7.15 a 7.28 9/30 6.75 9/13 NWISWeb
Mocksville, NC-142 (GW4) 18.70 18.20 n 18.90 9/30 18.60 9/13, 14 NWISWeb
Comfort, NC-173 (GW5) 3.56 4.26 a 5.10 9/30 2.31 9/7 NWISWeb
Simpson, NC-160 / PI-532 (GW6) 3.19 4.50 a 4.19 9/30 2.22 9/2, 7 NWISWeb

Period of record minimum monthly water level (for indicated month).

* Based on partial record for the month.


The data presented herein are provisional and are subject to revision as new data becomes available.


Asheville Charlotte Greensboro Raleigh Wilmington Elizabeth City

French Broad River at Asheville Blantyre well Mocksville well Rocky River near Norwood Black River near Tomahawk Simpson well