Station list     Available data
ILLINOIS RIVER BASIN


05548500                         FOX RIVER AT JOHNSBURG, IL



LOCATION.--Lat 42°22'35", long 88°14'15", in SW1/4SW1/4 sec. 18, T.45 N., R.9 E., McHenry County, Hydrologic Unit 07120006, on left bank at upstream side of bridge on Chapel Hill Road in Johnsburg, 5.5 mi upstream from McHenry Dam, and at mile 103.0.

DRAINAGE AREA.--1,205 mi2.

PERIOD OF RECORD.--
SUSPENDED-SEDIMENT DISCHARGE: Dec. 1997 to May 1999 (discontinued).

REMARKS.--Suspended-sediment samples were collected twice weekly with more frequent samples collected during high runoff periods.

EXTREMES FOR PERIOD OF RECORD.--
SEDIMENT CONCENTRATION: Maximum daily, 420 mg/L, May 17, 1999; minimum daily, 2 mg/L, Jan. 20 to Feb. 3, 1998.
SEDIMENT LOAD: Maximum daily, 1,680 tons, May 17, 1999; minimum daily, 5.1 tons, Jan. 25 to Jan. 27, 1998.
SEDIMENT DISCHARGE, SUSPENDED (TONS/DAY), WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
MEAN MEAN MEAN
MEAN CONCEN- SEDIMENT MEAN CONCEN- SEDIMENT MEAN CONCEN- SEDIMENT
DISCHARGE TRATION DISCHARGE DISCHARGE TRATION DISCHARGE DISCHARGE TRATION DISCHARGE
DAY (CFS) (MG/L) (TONS/DAY) (CFS) (MG/L) (TONS/DAY) (CFS) (MG/L) (TONS/DAY)
 
OCTOBER NOVEMBER DECEMBER
1 254 20 14 706 13 25 694 14 26
2 244 20 13 853 13 30 750 15 30
3 276 20 15 742 12 25 669 16 29
4 364 20 20 668 12 22 652 17 30
5 532 23 35 634 12 20 638 19 33
 
6 736 33 66 630 11 19 644 26 46
7 904 36 89 641 11 19 745 21 42
8 959 34 87 644 11 19 922 18 44
9 938 31 79 647 10 18 927 15 37
10 946 29 75 328 10 18 960 11 29
 
11 926 28 70 1690 17 79 924 10 25
12 708 26 50 1700 32 146 960 10 27
13 474 25 32 1830 28 138 955 11 27
14 443 24 28 1800 23 110 894 11 26
15 351 22 21 1770 18 88 953 11 29
 
16 349 21 20 1770 15 72 924 12 30
17 347 20 22 1730 12 57 912 16 40
18 780 21 44 1670 10 47 884 18 42
19 1210 23 77 1600 12 54 942 19 49
20 1330 26 94 1630 21 91 900 21 51
 
21 1350 26 96 1400 16 59 753 17 35
22 1270 22 75 1190 14 44 615 27 46
23 1030 16 45 1100 13 38 691 30 55
24 884 16 37 922 11 28 675 29 53
25 771 15 32 908 8 19 651 29 50
 
26 614 15 25 910 6 15 687 28 52
27 564 15 23 901 10 25 658 28 49
28 572 15 22 844 12 27 647 27 48
29 556 14 21 722 12 24 593 27 43
30 557 14 21 827 13 30 506 27 36
 
31 568 14 21 --- --- --- 481 26 34
 
TOTAL 21807 --- 1369 33407 --- 1406 23806 --- 1193
 
JANUARY FEBRUARY MARCH
1 509 26 36 2590 6 42 1290 10 34
2 468 25 32 2600 6 42 1150 11 33
3 552 25 38 2550 6 41 1160 12 37
4 574 25 38 2670 6 44 1060 16 45
5 573 24 38 2680 6 44 1030 19 54
 
6 566 24 37 2710 6 45 1030 20 55
7 576 24 37 2700 6 46 e1000 20 55
8 576 23 36 2580 6 44 e1000 21 57
9 568 23 35 2550 6 44 e990 21 57
10 569 23 35 2480 6 43 986 20 54
 
11 579 22 35 2220 7 39 976 11 29
12 576 22 34 2460 7 44 983 6 15
13 579 20 32 2570 7 46 994 5 15
14 584 19 30 2510 7 46 999 6 16
15 612 17 29 2510 7 46 929 8 20
 
16 605 16 26 2470 7 46 781 10 21
17 600 15 24 2450 7 46 573 8 14
18 541 14 20 2420 7 46 792 9 20
19 500 13 17 2360 7 46 914 11 26
20 647 12 20 2290 7 46 1070 12 35
 
21 705 11 21 2180 8 45 1110 14 41
22 870 11 25 2060 8 43 1080 16 47
23 1300 14 50 1730 8 36 1060 18 52
24 1590 16 67 1430 6 24 1130 13 41
25 1850 11 54 1420 7 26 1120 12 35
 
26 1940 7 38 1410 7 28 1070 13 38
27 2100 9 53 1400 8 31 1010 16 44
28 2360 9 60 1370 9 33 891 22 54
29 2460 6 43 --- --- --- 765 30 63
30 2530 6 41 --- --- --- 559 32 48
 
31 2590 6 42 --- --- --- 573 32 50
 
TOTAL 31649 --- 1123 63370 --- 1152 30075 --- 1205
 
APRIL MAY JUNE
1 558 32 49 3230 16 140 1280 --- ---
2 593 34 54 3120 20 169 1490 --- ---
3 682 38 71 2970 26 213 1780 --- ---
4 690 46 86 2860 30 231 1760 --- ---
5 749 61 123 2500 67 443 1720 --- ---
 
6 528 78 139 2100 67 381 1630 --- ---
7 681 60 118 1920 49 253 1270 --- ---
8 837 44 100 1740 67 316 1230 --- ---
9 1210 59 195 1760 168 796 1100 --- ---
10 1470 81 321 1720 227 1060 901 --- ---
 
11 1700 61 280 1670 149 669 995 --- ---
12 1710 43 198 1650 93 416 1450 --- ---
13 1720 43 201 1630 61 271 1850 --- ---
14 1690 46 210 1580 53 226 3340 --- ---
15 1680 44 199 1550 73 304 3980 --- ---
 
16 1870 41 205 1550 279 1180 4460 --- ---
17 1890 38 193 1490 420 1680 4610 --- ---
18 1900 36 182 1760 53 239 4530 --- ---
19 1660 36 163 2040 62 344 4340 --- ---
20 1450 38 148 2130 59 340 4090 --- ---
 
21 1460 38 148 2200 45 265 3820 --- ---
22 1730 37 175 2260 34 206 3550 --- ---
23 2390 39 254 2200 26 152 3290 --- ---
24 2980 39 317 2200 19 115 3080 --- ---
25 3270 26 227 2140 19 109 2860 --- ---
 
26 3470 16 151 2110 40 226 2510 --- ---
27 3550 15 139 2040 44 244 2080 --- ---
28 3640 14 136 1950 60 310 1760 --- ---
29 3630 12 118 1740 72 339 1700 --- ---
30 3470 14 129 1710 71 330 1590 --- ---
 
31 --- --- --- 1530 82 334 --- --- ---
 
TOTAL 54858 --- 5029 63050 --- 12301 74046 --- ---
 
JULY AUGUST SEPTEMBER
1 1270 --- --- 686 --- --- --- --- ---
2 1140 --- --- 533 --- --- --- --- ---
3 903 --- --- 421 --- --- --- --- ---
4 850 --- --- 365 --- --- --- --- ---
5 836 --- --- 361 --- --- --- --- ---
 
6 884 --- --- 372 --- --- --- --- ---
7 821 --- --- 322 --- --- --- --- ---
8 729 --- --- 449 --- --- --- --- ---
9 677 --- --- 328 --- --- --- --- ---
10 684 --- --- 354 --- --- --- --- ---
 
11 654 --- --- 351 --- --- --- --- ---
12 497 --- --- 338 --- --- --- --- ---
13 426 --- --- 374 --- --- --- --- ---
14 389 --- --- 415 --- --- --- --- ---
15 354 --- --- 400 --- --- --- --- ---
 
16 390 --- --- 363 --- --- --- --- ---
17 412 --- --- --- --- --- --- --- ---
18 468 --- --- --- --- --- --- --- ---
19 481 --- --- --- --- --- --- --- ---
20 515 --- --- --- --- --- --- --- ---
 
21 562 --- --- --- --- --- --- --- ---
22 575 --- --- --- --- --- --- --- ---
23 608 --- --- --- --- --- --- --- ---
24 700 --- --- --- --- --- --- --- ---
25 723 --- --- --- --- --- --- --- ---
 
26 739 --- --- --- --- --- --- --- ---
27 808 --- --- --- --- --- --- --- ---
28 780 --- --- --- --- --- --- --- ---
29 671 --- --- --- --- --- --- --- ---
30 695 --- --- --- --- --- --- --- ---
 
31 634 --- --- --- --- --- --- --- ---
 
TOTAL 20875 --- --- --- --- --- --- --- ---
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data