Table 2.9  Total Nitrogen (mg/L) at the Lower Cape Fear River Program stations for the 2002-2003 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 IC NCF6 B210 NCF117  
JUL 1,330 1,280 1,240 1,060 980 980 1,020 410 320 490     JUL 1,600 1,690 2,000 1,520 1,500 1,130 720 820  
AUG 1,160 1,110 1,000 930 1,640 1,000 430 670 350 790     AUG 1,470 2,170 2,410 1,370 1,360 1,050 700 730  
SEP 2,250 1,800 1,900 1,740 2,200 1,460 1,530 1,400 1,050 1,240     SEP 2,330 1,610 2,300 2,510 2,330 1,690 1,780 1,590  
OCT 1,880 1,640 1,640 1,400 1,400 860 730 1,030 910 1,090     OCT 2,310 2,050 2,280 2,130 2,020 670 690 740  
NOV 1,590 1,560 1,530 1,470 1,480 1,300 1,240 810 590 630     NOV 1,660 1,820 1,760 1,590 1,380 1,320 730 910  
DEC 1,200 1,060 1,070 1,060 980 900 720 560 430 510     DEC 1,230 1,150 1,920 990 1,120 1,290 870 1,210  
JAN 970 900 980 1,020 1,040 1,050 850 760 270 580     JAN 1,270 630 1,310 1,350 1,150 1,070 630 1,210  
FEB 1,280 1,310 1,290 1,200 1,160 960 780 510 470 550     FEB 1,290 1,410 1,450 1,440 1,310 1,050 790 980  
MAR 1,180 1,010 1,000 810 1,160 1,130 1,070 820 760 870     MAR 1,080 1,210 1,140 1,140 1,050 1,080 800 1,370  
APR 1,060 920 1,670 1,380 1,110 910 930 750 90 880     APR 980 1,250 1,000 1,040 790 1,140 830 1,170  
MAY 960 830 1,010 1,210 1,120 1,050 970 720 620 550     MAY 1,170 2,590 1,190 1,260 1,090 1,330 1,030 1,130  
JUN 970 1,090 980 1,060 1,190 1,130 870 760 630 740     JUN 990 1,150 1,370 1,040 1,010 1,240 1,170 1,450  
mean 1,319 1,209 1,276 1,195 1,288 1,061 928 767 541 743     mean 1,448 1,561 1,678 1,448 1,343 1,172 895 1,109  
std dev 382 300 314 250 336 167 266 245 264 230     std dev 441 517 476 438 420 230 304 268  
max 2,250 1,800 1,900 1,740 2,200 1,460 1,530 1,400 1,050 1,240     max 2,330 2,590 2,410 2,510 2,330 1,690 1,780 1,590  
min 960 830 980 810 980 860 430 410 90 490     min 980 630 1,000 990 790 670 630 730  
                                             
                                             
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
JUL 1,110 2,720 1,290 1,050 1,940 680 1,630 14,500 1,760       JUL 990 830 1,480 940 850 780 1,040   1,601
AUG 1,120 2,720 1,260 1,260 1,480 740 1,360 16,920 1,360       AUG 610 890 1,250 1,090 480 720 1,940   1,664
SEP 1,810 1,630 1,440 1,380 2,440 1,350 4,350 4,930 1,610       SEP 2,090 1,500 2,140 1,920 1,300 1,530 1,590   1,927
OCT 1,230 1,320 1,680 1,080 1,700 750 1,840 17,900 990       OCT 1,070 910 1,340 3,420 510 780 990   1,871
NOV 1,170 900 1,020 830 920 920 5,440 13,640 840       NOV 790 680 1,050 1,280 550 590 790   1,626
DEC 1,220 2,150 1,120 1,400 1,460 970 2,410 5,390 740       DEC 920 760 1,060 650 430 610 970   1,191
JAN 2,920 740 550 1,380 1,580 870 1,440 4,870 880       JAN 990 980 850 540 500 740 750   1,054
FEB 1,170 1,150 660 1,540 1,160 1,010 1,010 6,000 230       FEB 890 1,300 1,370 550 450 390 620   1,134
MAR 2,230 1,240 1,580 1,730 2,210 1,410 1,680 2,350 1,240       MAR 1,140 990 870 480 1,350 1,790 690   1,195
APR 1,580 1,250 1,400 1,750 1,590 1,090 1,250 3,180 470       APR 1,280 1,170 960 790 650 880 930   1,109
MAY 1,460 1,160 990 1,540 990 670 1,160 16,700 810       MAY 1,230 1,160 990 1,220 680 990 1,220   1,574
JUN 2,590 1,200 900 660 1,240 1,220 1,380 4,410 1,000       JUN 1,090 1,040 820 980 840 1,140 1,650   1,170
mean 1,634 1,515 1,158 1,300 1,559 973 2,079 9,233 994       mean 1,091 1,018 1,182 1,155 716 912 1,098    
std dev 598 635 335 325 445 242 1,325 5,825 424       std dev 350 224 357 786 304 385 402    
max 2,920 2,720 1,680 1,750 2,440 1,410 5,440 17,900 1,760       max 2,090 1,500 2,140 3,420 1,350 1,790 1,940    
min 1,110 740 550 660 920 670 1,010 2,350 230       min 610 680 820 480 430 390 620