Table 2.10 Nitraite-Nitrite (mg/l) data for the 1998-99 monitoring period for the Lower Cape Fear river Program stations.
|
DWQ# |
72 |
73 |
75 |
86 |
87 |
88 |
89 |
90 |
91 |
93 |
|
|
DWQ# |
59 |
74 |
61 |
92 |
|
71 |
85 |
70 |
84 |
|
month |
NAV |
HB |
BRR |
M61 |
M54 |
M42 |
M35 |
M23 |
M18 |
SPD |
|
|
month |
NC11 |
LVC |
AC |
DP |
BBT |
IC |
NCF6 |
B210 |
NCF117 |
|
JUN |
440 |
370 |
460 |
380 |
400 |
350 |
320 |
210 |
130 |
5 |
|
|
JUN |
650 |
690 |
640 |
480 |
427 |
450 |
280 |
90 |
340 |
|
JUL |
350 |
320 |
370 |
290 |
250 |
210 |
140 |
40 |
30 |
30 |
|
|
JUL |
850 |
620 |
550 |
480 |
558 |
470 |
310 |
180 |
200 |
|
AUG |
500 |
490 |
470 |
430 |
390 |
280 |
180 |
90 |
70 |
80 |
|
|
AUG |
590 |
540 |
590 |
530 |
474 |
480 |
290 |
210 |
60 |
|
SEP |
5 |
5 |
240 |
5 |
60 |
40 |
40 |
80 |
70 |
40 |
|
|
SEP |
400 |
5 |
50 |
80 |
8 |
5 |
5 |
30 |
20 |
|
OCT |
730 |
370 |
360 |
280 |
220 |
150 |
140 |
20 |
10 |
50 |
|
|
OCT |
960 |
800 |
820 |
730 |
873 |
730 |
360 |
140 |
90 |
|
NOV |
500 |
470 |
470 |
380 |
300 |
250 |
120 |
40 |
20 |
50 |
|
|
NOV |
1100 |
1010 |
930 |
690 |
852 |
670 |
420 |
90 |
100 |
|
DEC |
590 |
570 |
750 |
570 |
430 |
350 |
210 |
90 |
20 |
80 |
|
|
DEC |
920 |
870 |
750 |
550 |
656 |
550 |
380 |
110 |
130 |
|
JAN |
730 |
810 |
920 |
760 |
640 |
460 |
350 |
200 |
80 |
190 |
|
|
JAN |
830 |
350 |
790 |
880 |
1031 |
880 |
380 |
270 |
630 |
|
FEB |
430 |
410 |
400 |
380 |
380 |
350 |
340 |
240 |
120 |
210 |
|
|
FEB |
620 |
190 |
580 |
560 |
337 |
360 |
410 |
330 |
450 |
|
MAR |
480 |
440 |
690 |
440 |
460 |
360 |
240 |
150 |
40 |
110 |
|
|
MAR |
680 |
650 |
660 |
460 |
450 |
450 |
380 |
280 |
280 |
|
APR |
500 |
500 |
480 |
410 |
410 |
330 |
250 |
210 |
190 |
60 |
|
|
APR |
650 |
760 |
690 |
630 |
425 |
470 |
190 |
100 |
110 |
|
MAY |
420 |
450 |
450 |
430 |
480 |
450 |
400 |
290 |
240 |
100 |
|
|
MAY |
610 |
120 |
490 |
460 |
293 |
390 |
270 |
140 |
160 |
|
mean |
473 |
434 |
505 |
396 |
368 |
298 |
228 |
138 |
85 |
84 |
|
|
mean |
738 |
550 |
628 |
544 |
532 |
492 |
306 |
164 |
214 |
|
std dev |
180 |
177 |
181 |
170 |
141 |
116 |
105 |
86 |
69 |
59 |
|
|
std dev |
187 |
304 |
212 |
186 |
272 |
207 |
112 |
87 |
173 |
|
max |
730 |
810 |
920 |
760 |
640 |
460 |
400 |
290 |
240 |
210 |
|
|
max |
1100 |
1010 |
930 |
880 |
1031 |
880 |
420 |
330 |
630 |
|
min |
5 |
5 |
240 |
5 |
60 |
40 |
40 |
20 |
10 |
5 |
|
|
min |
400 |
5 |
50 |
80 |
8 |
5 |
5 |
30 |
20 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
DWQ# |
69 |
79 |
78 |
94 |
77 |
80 |
81 |
83 |
82 |
|
|
|
DWQ# |
65 |
64 |
63 |
62 |
66 |
67 |
68 |
|
All Stations |
|
month |
ANC |
SAR |
GS |
NC403 |
PB |
LRC |
ROC |
BC117 |
BCRR |
|
|
|
month |
6RC |
LCO |
GCO |
SR |
BRN |
HAM |
COL |
|
Mean |
|
JUN |
50 |
410 |
5 |
10 |
5 |
16400 |
640 |
12500 |
260 |
|
|
|
JUN |
410 |
80 |
40 |
100 |
270 |
100 |
5 |
|
1097 |
|
JUL |
5 |
260 |
20 |
5 |
5 |
10 |
340 |
15500 |
5 |
|
|
|
JUL |
110 |
250 |
290 |
5 |
330 |
5 |
5 |
|
668 |
|
AUG |
10 |
310 |
5 |
5 |
5 |
5 |
980 |
4870 |
20 |
|
|
|
AUG |
200 |
170 |
340 |
5 |
90 |
30 |
5 |
|
394 |
|
SEP |
5 |
5 |
5 |
20 |
5 |
5 |
5 |
1930 |
5 |
|
|
|
SEP |
20 |
20 |
5 |
5 |
5 |
5 |
5 |
|
93 |
|
OCT |
30 |
120 |
5 |
5 |
5 |
470 |
2720 |
22500 |
20 |
|
|
|
OCT |
490 |
390 |
120 |
5 |
250 |
30 |
5 |
|
1000 |
|
NOV |
5 |
750 |
5 |
120 |
5 |
5 |
800 |
20600 |
5 |
|
|
|
NOV |
380 |
210 |
610 |
5 |
340 |
5 |
5 |
|
923 |
|
DEC |
5 |
170 |
5 |
130 |
50 |
5 |
770 |
14000 |
40 |
|
|
|
DEC |
340 |
100 |
510 |
5 |
220 |
5 |
5 |
|
712 |
|
JAN |
980 |
570 |
120 |
1090 |
1190 |
350 |
910 |
1660 |
910 |
|
|
|
JAN |
810 |
350 |
360 |
70 |
1370 |
400 |
5 |
|
638 |
|
FEB |
310 |
700 |
530 |
1430 |
1000 |
710 |
610 |
950 |
710 |
|
|
|
FEB |
920 |
460 |
500 |
30 |
1020 |
400 |
5 |
|
497 |
|
MAR |
10 |
650 |
10 |
850 |
130 |
240 |
580 |
1780 |
110 |
|
|
|
MAR |
850 |
580 |
550 |
90 |
390 |
210 |
10 |
|
421 |
|
APR |
10 |
1070 |
10 |
100 |
180 |
50 |
320 |
2490 |
60 |
|
|
|
APR |
270 |
180 |
60 |
10 |
220 |
120 |
20 |
|
358 |
|
MAY |
10 |
410 |
60 |
10 |
640 |
30 |
810 |
2110 |
60 |
|
|
|
MAY |
340 |
110 |
100 |
10 |
150 |
240 |
10 |
|
336 |
|
mean |
119 |
452 |
65 |
315 |
268 |
1523 |
790 |
8408 |
184 |
|
|
|
mean |
428 |
242 |
290 |
28 |
388 |
129 |
7 |
|
595 |
|
std dev |
272 |
294 |
144 |
484 |
410 |
4491 |
640 |
7745 |
291 |
|
|
|
std dev |
279 |
163 |
210 |
35 |
382 |
144 |
4 |
|
2056 |
|
max |
980 |
1070 |
530 |
1430 |
1190 |
16400 |
2720 |
22500 |
910 |
|
|
|
max |
920 |
580 |
610 |
100 |
1370 |
400 |
20 |
|
22500 |
|
min |
5 |
5 |
5 |
5 |
5 |
5 |
5 |
950 |
5 |
|
|
|
min |
20 |
20 |
5 |
5 |
5 |
5 |
5 |
|
5 |