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South Atlantic Water Science Center

July 2018

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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

July 2018 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 July]
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) 104 181 140 n 2.01 271 415 7/7 93.9 7/30 NWISWeb
Oconaluftee River at Birdtown (site SW2) 184 393 117 n 2.46 682 570 7/1 282 7/29 NWISWeb
French Broad River at Asheville (site SW3) 945 1962 140 n 2.39 4,350 2,610 7/25 1,500 7/30 NWISWeb
First Broad River near Casar (site SW4) 60.5 53.7 92 n 1.02 89.6 81.4 7/24 43.6 7/29 NWISWeb
South Fork New River near Jefferson (site SW5) 205 425 136 a 2.39 808 544 7/25 325 7/29 NWISWeb
Elk Creek at Elkville (site SW6) 50.9 60.8 107 n 1.38 146 88.9 7/2 46.8 7/30 NWISWeb
South Yadkin River near Mocksville (site SW7) 306 170 87 n 0.64 247 806 7/24 95.2 7/20, 21 NWISWeb
Rocky River near Norwood (site SW8) 1,372 317 70 n 0.27 309 2,010 7/25 95.7 7/21 NWISWeb
Reedy Fork near Oak Ridge (site SW9) 20.6 4.04 33 b 0.23 6.04 9.46 7/23 2.08 7/20 NWISWeb
Deep River at Moncure (site SW10) 1,434 288 72 n 0.23 319 1740 7/23 76.3 7/21 NWISWeb
Flat River at Bahama (site SW11) 149 27.7 96 n 0.21 65.7 133 7/22 8.20 7/17 NWISWeb
Lumber River at Boardman (site SW12) 1,228 258 47 b 0.24 673 498 7/1 133 7/23 NWISWeb
Black River near Tomahawk (site SW13) 676 134 43 b 0.23 571 597 7/1 29.0 7/22 NWISWeb
Little Fishing Creek near White Oak (site SW14) 177 21.4 52 b 0.14 55.3 282 7/31 3.66 7/21 NWISWeb
Trent River near Trenton (site SW15) 168 168 215 n 1.15 374 790 7/31 28.5 7/17 NWISWeb
Potecasi Creek near Union (site SW16) 225 243 365 a 1.25 111 1,690 7/31 11.1 7/17 NWISWeb

Period of Record Maximum Mean Monthly Discharge for July

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

*Record high July monthly discharge for period of record.


Groundwater Levels

Ground-water wells Map

July 2018 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) 4.59 3.11 a 5.00 7/30, 31 4.14 7/2 NWISWeb
Blantrye, NC-144 (GW2) 24.58 23.82 a 25.62 7/31 23.72 7/1 NWISWeb
Piedmont RS 1, NC-193 (GW3) 7.20 6.79 n 7.37 7/15 6.92 7/25, 26 NWISWeb
Mocksville, NC-142 (GW4) 17.88 17.14 n 18.22 7/23 17.49 7/1 NWISWeb
Comfort, NC-173 (GW5) 5.61 3.30 a 7.64 7/20 1.58 7/30 NWISWeb
Simpson, NC-160 / PI-532 (GW6) 3.35 3.43 a 4.28 7/22 1.92 7/29 NWISWeb

New record high monthly mean 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