SURFACE WATER SUPFLY of the UNITED STATEP

76 ROANOKE RIVES BAJ3IN .
r
Roanoke River near Scotland Neck, N. C.
Location.- Water-stage recorder, lat. 36°12'30", long. 77°83'10", at bridge on U. S.
Highway 258, 1 mile downstream, from tributary on right, 3 miles downstream from
Bridgers Creek, and 5f miles north of Scotland Neck, Halifax County. Auxiliary water-
stage recorder at Atlantic Coast Line Railroad bridge, 8i miles downstream. Datum of
each gage Is 5.77 feet above mean sea level, datum of 1929, supplementary adjustment
of 1936.
Drainage area.- 8,700,square miles. i
Records available.- August 1940 to September 1945. July 1896 to May 190? at site of
auxiliary gage, at different datum, published as Roanoke River at Neal.
Extremes.- Jfexlmum discharge during year, 119,000 second-feet Sept. 23; tfxlraum gage
height, 37.05 feet Sept. 23; minimum discharge, 2,260 second-feet-July 2.
lQAn_AK* 'Mavlimim ri-ta/tttoTVra Vftf\ /W"l aaf»/\viH.L-PaA-t- An ~ ~ ~ "
height, 41.
1941.
Maximum discharge, 260,000 second-feet Aug. 19, 1940; maximum gag
~ feet Aug. 19, 1940; minimum discharge, 1,200 second-feet Oct. 16
Maximum stage observed during period June 1930 to July 1940, 35.1 feet Jan. 24,'
1936 (from unpublished U. S. Weather Bureau records adjusted to present datum).
The following data on major floods (adjusted to present datum) were furnished by
State Highway .and Public Works commission: 1877, about 37.8 feet; March 191g, 36.8
feet;' 1919, 34.9 feet; 1924, 32.9 feet.
Remarks.- Records excellent except those for periods of no gage-height record at auxilla-
ry gage, which are good. Discharge computed by using fall as determined by auxiliary
gage as a factor.
Day
Z
i
6
7
9
10
11
12
13
14
IS
16
17
18
19
20
21
22
SS
24
25
2f>
27
28
29
30
31
Oct.
2S.700
37,500
45,300
49,500
42,700
26,900
18,2OO
13,400
10,400
8,280
6,800
5,610
4,940
4,460
4,350
4,700
5,060
4,400
4,310
10,600
83,800
31,000
29,900
20,400
14,400
10,800
8,610
7,280
6,380
..
Nov.
Discharge. In second-feet, water year October 1944 to September if 45
5,450
5,250
5,O60
4,980
4,930
4,760
4,720
4,530
4,580
4,710
4,580
4,540
4,540
4,670
4,380
4,440
4,320
4,440
4,440
4,510
4,640
4,590
5,100
5,380
5, no
4,740
4,670
7,470
19,100
20,700
.
Month
Dec.
22,300
20.6OO
16,900
12,700
9,890
8,030
6,360
7,050
12,900
15,100
13,800
12,500
13,500
15,900
14,400
11,200
9,110
7,870
7,280
6,970
6,580
6,400
6,160
6,070
5,920
5,980
5,980
6,040
6,340
7,300
8,260
Jan.
8.680
10,100
20,900
25,200
22,900
16,900
13,6OO
15,000
18,800
19,800
17, 80d
14,300
11,700
10,200
9,980
10,300
11,700
12,100
12,400
11,000
10,000
9,350
8,910
8,440
7,980
7,620
6,986
6,670
6,430
6,340
6,180
October
Hbwraber "
Deceober .........................
Calendar year 1944 ............
January
Marob .
April ............................
September ........................
Feb.
6,020
5,800
5,490
5,110
5,060
5,120
5,810
6,100
6,130
5,990
5,860
5,700
6,890
18,100
25,800
26,400
24,000
19,700
19,400
20,400
20,500
19,400
21,000
24,700
27,300
26,900
22,500
18,000
-
SaoOfidfoot-daVs
MaxUam
5Sl-, lm>
176,381 i
>
49,600
20,700
88,300-
3,79B,39C)
94,700
After lor
ooo v/v)
>
i *r A/m
16,800
m o/v
698, 31C
Mar.
15,300
13,000
11,500
10,700
12,300
15,500
16,100
17,400
16,200
13,100
11,100
9,740
8,990
6,410
7,,970
7,670
7,600
7,360
7,360
7,200
7,190
7,190
6,800
6,710
6*550,
6,390
6,080
5,920
6,040
7,090
7,830
Rater year 1944-46 ............ 3.884.31C)
115,000 2.3EO tt,MO
a- Tfo gage-halght rectoi-d at auxiliary gagej dlsoharge oomputed on basis of jaea-BMj^* w»«4 at
base gage and other rexsorda. '" '
Tlma oaBiai Eastern war time up t» 2 a.a., Sept. 307 1946} eastern standard tisr> «SW«*fl5W.
To convert war tine to standard tin*,, subtract 1 hour.
Apr.
6,940
6,460
6,360
5,900
6,020
6,100
5,800
5,510
5/250
5,220
4,930
5,050
5,110
4,980
4,980
4,900
5,030
5,680
10,400
16,800
13,900
10,000
7,740
a7,2oO
all, 000
118,000
all, 500
jlS.OOO
sll.500
a9. OO
",
115,000
Hay
a8,OOC
a7,OOC
a6,60C
a6,-40C
«6,20C
a6,400
aS,20C
a5,80(
a5,40(
a5,200
a5,20C
a5,200
a5,20C
a5,OOC
a4,90C
a4.8OC
a4,70C
a5,2~OC
a9,40C
a!7,OOC
a!7,00l:
all,OOC
a7,40C
a6,2OC
a5,80C
»8,6e{
a 12, OOi
alSjOO
a Ifl.OOi
alV*>
all,00(
Uiaimm
4,310
4,320
S,9SO
1,340
6,920
4,900
4,700
3, 680
June
7,300
6,140
5,450
4,930
4,440
4,000
3,940
3,790
3,71O
3,940
4,130
4,480
4,310
4,640
4,470
4,350
4,200
4,280
4,330
4,750
5,060
5,110
4,410
4,710
3,670
3,140
g ggg
Mean
- 16,83Ci
1.93
5,84' /- ^SK
l 1.1?
10,874r
1.1®
9*622
7,826
^ fifi"1
8 &JU!
6,042
ffi^SfXBt
July
8,5^0
8,4^0
8,3110
2,T>'J
8,91^1
2,810
a,6ix)
&«i§pv}
3,270
3r7f*Q
3,8«0
6,700
2,S"n
4 3TO
1S,000
26,000
86,4110
21,91%
16.9001
11,700
8,5>^O
a7,«Y>
aS^^
a-t>4TQ
a7,O10
a8, *"X3
,£.690
2,690 AES^O^
2,720 dEOjO'W
s£3,