Table 2.10 Nitrate-Nitrite (mg/l) at the Lower Cape Fear River Program stations for the 1999-2000 monitoring period.
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 |
470 |
430 |
370 |
300 |
260 |
220 |
140 |
20 |
5 |
5 |
JUN |
950 |
890 |
760 |
670 |
515 |
630 |
340 |
200 |
190 |
||
JUL |
560 |
560 |
500 |
430 |
340 |
250 |
150 |
60 |
70 |
50 |
JUL |
730 |
320 |
610 |
600 |
587 |
600 |
370 |
190 |
180 |
||
AUG |
480 |
480 |
430 |
370 |
190 |
70 |
40 |
5 |
5 |
10 |
AUG |
650 |
690 |
610 |
690 |
732 |
750 |
450 |
120 |
720 |
||
SEP |
840 |
770 |
770 |
590 |
410 |
460 |
450 |
210 |
130 |
60 |
SEP |
700 |
860 |
820 |
730 |
977 |
640 |
10 |
80 |
40 |
||
OCT |
60 |
60 |
70 |
5 |
30 |
140 |
40 |
40 |
40 |
30 |
OCT |
190 |
160 |
180 |
170 |
109 |
70 |
5 |
5 |
5 |
||
NOV |
230 |
240 |
260 |
200 |
200 |
210 |
210 |
190 |
180 |
80 |
NOV |
530 |
410 |
450 |
420 |
189 |
240 |
170 |
160 |
210 |
||
DEC |
470 |
410 |
470 |
410 |
440 |
430 |
400 |
250 |
120 |
110 |
DEC |
610 |
640 |
580 |
400 |
415 |
400 |
210 |
310 |
170 |
||
JAN |
530 |
500 |
480 |
390 |
430 |
390 |
320 |
240 |
150 |
70 |
JAN |
860 |
880 |
870 |
860 |
609 |
690 |
280 |
420 |
340 |
||
FEB |
630 |
630 |
630 |
740 |
700 |
610 |
520 |
460 |
170 |
460 |
FEB |
650 |
230 |
630 |
640 |
735 |
660 |
910 |
870 |
990 |
||
MAR |
380 |
440 |
420 |
460 |
470 |
440 |
400 |
290 |
40 |
200 |
MAR |
290 |
480 |
510 |
520 |
445 |
460 |
420 |
180 |
320 |
||
APR |
360 |
340 |
370 |
410 |
310 |
320 |
250 |
190 |
90 |
90 |
APR |
750 |
260 |
490 |
490 |
281 |
400 |
250 |
200 |
210 |
||
MAY |
490 |
490 |
490 |
390 |
450 |
370 |
340 |
210 |
50 |
180 |
MAY |
490 |
480 |
560 |
540 |
534 |
460 |
160 |
210 |
320 |
||
mean |
458 |
446 |
438 |
391 |
353 |
326 |
272 |
180 |
88 |
112 |
mean |
617 |
525 |
589 |
561 |
511 |
500 |
298 |
245 |
308 |
||
std dev |
187 |
174 |
167 |
174 |
165 |
147 |
152 |
126 |
59 |
120 |
std dev |
209 |
252 |
175 |
173 |
235 |
193 |
230 |
213 |
269 |
||
max |
840 |
770 |
770 |
740 |
700 |
610 |
520 |
460 |
180 |
460 |
max |
950 |
890 |
870 |
860 |
977 |
750 |
910 |
870 |
990 |
||
min |
60 |
60 |
70 |
5 |
30 |
70 |
40 |
5 |
5 |
5 |
min |
190 |
160 |
180 |
170 |
109 |
70 |
5 |
5 |
5 |
||
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 |
20 |
310 |
60 |
5 |
2,070 |
10 |
280 |
12,100 |
5 |
JUN |
190 |
250 |
190 |
5 |
390 |
20 |
5 |
665 |
||||
JUL |
60 |
1,130 |
5 |
20 |
9,890 |
320 |
1,310 |
1,170 |
100 |
JUL |
480 |
270 |
230 |
5 |
230 |
50 |
5 |
641 |
||||
AUG |
5 |
140 |
5 |
5 |
10 |
5 |
880 |
1,160 |
90 |
AUG |
20 |
30 |
80 |
5 |
400 |
5 |
5 |
295 |
||||
SEP |
30 |
330 |
5 |
5 |
210 |
120 |
230 |
2,960 |
190 |
SEP |
160 |
100 |
170 |
230 |
130 |
150 |
5 |
416 |
||||
OCT |
5 |
30 |
50 |
420 |
330 |
210 |
260 |
2,130 |
50 |
OCT |
270 |
20 |
5 |
5 |
230 |
60 |
5 |
157 |
||||
NOV |
5 |
490 |
310 |
1,410 |
490 |
410 |
770 |
3,020 |
170 |
NOV |
780 |
180 |
120 |
50 |
250 |
110 |
5 |
381 |
||||
DEC |
20 |
590 |
180 |
1,090 |
140 |
160 |
930 |
4,240 |
240 |
DEC |
920 |
430 |
430 |
80 |
420 |
40 |
5 |
490 |
||||
JAN |
40 |
610 |
170 |
900 |
340 |
190 |
840 |
120 |
1,240 |
JAN |
1,060 |
640 |
620 |
120 |
530 |
80 |
5 |
480 |
||||
FEB |
100 |
1,450 |
1,180 |
1,910 |
520 |
880 |
840 |
1,070 |
70 |
FEB |
1,510 |
1,390 |
1,240 |
330 |
750 |
530 |
20 |
733 |
||||
MAR |
5 |
360 |
50 |
480 |
180 |
620 |
290 |
1,880 |
30 |
MAR |
860 |
270 |
380 |
60 |
400 |
260 |
5 |
380 |
||||
APR |
10 |
1,410 |
280 |
470 |
190 |
30 |
650 |
4,050 |
40 |
APR |
560 |
160 |
100 |
80 |
220 |
110 |
5 |
412 |
||||
MAY |
100 |
490 |
190 |
400 |
10 |
40 |
270 |
1,010 |
310 |
MAY |
380 |
280 |
40 |
70 |
410 |
50 |
5 |
322 |
||||
mean |
33 |
612 |
207 |
593 |
1,198 |
250 |
629 |
2,909 |
211 |
mean |
599 |
335 |
300 |
87 |
363 |
122 |
6 |
448 |
||||
std dev |
34 |
450 |
311 |
592 |
2,673 |
259 |
340 |
3,029 |
323 |
std dev |
420 |
358 |
331 |
96 |
161 |
139 |
4 |
870 |
||||
max |
100 |
1,450 |
1,180 |
1,910 |
9,890 |
880 |
1,310 |
12,100 |
1,240 |
max |
1,510 |
1,390 |
1,240 |
330 |
750 |
530 |
20 |
12,100 |
||||
min |
5 |
30 |
5 |
5 |
10 |
5 |
230 |
120 |
5 |
min |
20 |
20 |
5 |
5 |
130 |
5 |
5 |
5 |