Table 2.10 Nitrate+Nitrite (mg/l) at the Lower Cape Fear River Program stations for the 2001-2002 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 | ||
| JUL | 650 | 640 | 540 | 500 | 390 | 370 | 270 | 120 | 20 | 120 | JUL | 500 | 510 | 510 | 490 | nd | 470 | 280 | 80 | 120 | ||
| AUG | 420 | 560 | 500 | 490 | 470 | 260 | 160 | 30 | 5 | 5 | AUG | 580 | 490 | 470 | 430 | 189 | 460 | 280 | 40 | 160 | ||
| SEP | 280 | 190 | 190 | 190 | 220 | 230 | 200 | 140 | 30 | 100 | SEP | 470 | 430 | 430 | 260 | 444 | 290 | 80 | 20 | 30 | ||
| OCT | 390 | 420 | 370 | 300 | 280 | 200 | 110 | 60 | 10 | 30 | OCT | 840 | 930 | 1,010 | 580 | 270 | 610 | 320 | 40 | 50 | ||
| NOV | 580 | 500 | 450 | 370 | 270 | 230 | 120 | 30 | 10 | 80 | NOV | 1,270 | 1,180 | 1,190 | 990 | 740 | 1,060 | 430 | 30 | 60 | ||
| DEC | 420 | 540 | 560 | 490 | 340 | 240 | 160 | 80 | 20 | 50 | DEC | 890 | 840 | 790 | 620 | nd | 600 | 450 | 50 | 20 | ||
| JAN | 620 | 620 | 660 | 530 | 500 | 470 | 270 | 140 | 20 | 120 | JAN | 870 | 770 | 830 | 680 | nd | 790 | 270 | 350 | 530 | ||
| FEB | 360 | 740 | 690 | 550 | 520 | 470 | 360 | 300 | 160 | 200 | FEB | 760 | 690 | 690 | 700 | 571 | 560 | 390 | 270 | 230 | ||
| MAR | 490 | 470 | 450 | 490 | 500 | 470 | 440 | 230 | 210 | 30 | MAR | 680 | 540 | 550 | 470 | 443 | 470 | 520 | 210 | 420 | ||
| APR | 180 | 180 | 190 | 220 | 240 | 300 | 240 | 140 | 110 | 160 | APR | 490 | 430 | 420 | 390 | 142 | 180 | 190 | 40 | 110 | ||
| MAY | 320 | 400 | 440 | 330 | 300 | 270 | 200 | 110 | 20 | 30 | MAY | 780 | 650 | 620 | 480 | 581 | 430 | 120 | 130 | 130 | ||
| JUN | 770 | 450 | 340 | 220 | 150 | 50 | 5 | 5 | 5 | 5 | JUN | 1,000 | 920 | 770 | 940 | 783 | 810 | 240 | 50 | 240 | ||
| mean | 457 | 476 | 448 | 390 | 348 | 297 | 211 | 115 | 52 | 78 | mean | 761 | 698 | 690 | 586 | 463 | 561 | 298 | 109 | 175 | ||
| std dev | 164 | 160 | 152 | 128 | 120 | 122 | 111 | 82 | 66 | 61 | std dev | 227 | 226 | 230 | 207 | 216 | 229 | 127 | 104 | 152 | ||
| max | 770 | 740 | 690 | 550 | 520 | 470 | 440 | 300 | 210 | 200 | max | 1,270 | 1,180 | 1,190 | 990 | 783 | 1,060 | 520 | 350 | 530 | ||
| min | 180 | 180 | 190 | 190 | 150 | 50 | 5 | 5 | 5 | 5 | min | 470 | 430 | 420 | 260 | 142 | 180 | 80 | 20 | 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 | ||||
| JUL | 5 | 130 | 5 | 5 | 440 | 5 | 1,810 | 6,560 | 40 | JUL | 260 | 220 | 30 | 50 | 90 | 60 | 5 | 479 | ||||
| AUG | 5 | 5 | 5 | 5 | 5 | 5 | 900 | 12,500 | 5 | AUG | 200 | 60 | 5 | 10 | 140 | 10 | 5 | 568 | ||||
| SEP | 20 | 40 | 10 | 10 | 890 | 10 | 140 | 5,390 | 40 | SEP | 240 | 30 | 10 | 20 | 130 | 50 | 10 | 322 | ||||
| OCT | 10 | 20 | 10 | 60 | 240 | 10 | 1,920 | 19,000 | 10 | OCT | 250 | 30 | 10 | 10 | 250 | 10 | 10 | 819 | ||||
| NOV | 10 | 370 | 10 | 100 | 10 | 10 | 4,560 | 20,500 | 10 | NOV | 150 | 10 | 190 | 30 | 210 | 10 | 10 | 1,022 | ||||
| DEC | 40 | 100 | 10 | 20 | 10 | 10 | 2,630 | 15,700 | 10 | DEC | 240 | 10 | 10 | 10 | 60 | 10 | 10 | 766 | ||||
| JAN | 1,130 | 260 | 100 | 660 | 930 | 10 | 670 | 3,580 | 160 | JAN | 460 | 290 | 160 | 40 | 1,130 | 20 | 10 | 549 | ||||
| FEB | 1,490 | 220 | 10 | 550 | 2,020 | 10 | 460 | 1,510 | 440 | FEB | 480 | 310 | 60 | 30 | 110 | 30 | 10 | 484 | ||||
| MAR | 960 | 210 | 10 | 320 | 600 | 160 | 380 | 3,810 | 160 | MAR | 780 | 390 | 130 | 70 | 40 | 150 | 10 | 465 | ||||
| APR | 60 | 110 | 20 | 130 | 610 | 50 | 25 | 5,680 | 30 | APR | 230 | 30 | 10 | 60 | 50 | 40 | 10 | 328 | ||||
| MAY | 510 | 320 | 30 | 10 | 5 | 20 | 1,430 | 6,940 | 160 | MAY | 290 | 140 | 30 | 70 | 70 | 130 | 10 | 472 | ||||
| JUN | 5 | 400 | 5 | 5 | 5 | 5 | 2,800 | 10,900 | 5 | JUN | 200 | 70 | 5 | 5 | 210 | 5 | 800 | 662 | ||||
| mean | 354 | 182 | 19 | 156 | 480 | 25 | 1,477 | 9,339 | 89 | mean | 315 | 133 | 54 | 34 | 208 | 44 | 75 | 577 | ||||
| std dev | 515 | 130 | 25 | 220 | 574 | 42 | 1,291 | 6,043 | 122 | std dev | 169 | 129 | 64 | 23 | 286 | 46 | 219 | |||||
| max | 1,490 | 400 | 100 | 660 | 2,020 | 160 | 4,560 | 20,500 | 440 | max | 780 | 390 | 190 | 70 | 1,130 | 150 | 800 | 20,500 | ||||
| min | 5 | 5 | 5 | 5 | 5 | 5 | 25 | 1,510 | 5 | min | 150 | 10 | 5 | 5 | 40 | 5 | 5 | 5 |