Station list     Available data
APPLE RIVER BASIN


05419000       APPLE RIVER NEAR HANOVER, IL

 

LOCATION.-- Lat 42°15'10", long 90°17'09" (NAD of 1927), in NE1/4NW1/4 sec.16, T.26 N., R.2 E., Jo Daviess County, Hydrologic Unit 07060005, on right bank, 0.3 mi southwest of Hanover, and at mile 13.9.
 

DRAINAGE AREA.-- 247 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1934 to current year. Monthly discharge only for some periods, published in WSP 1308.
 

STAGE: Water years 1994 to current year.

SURFACE-WATER QUALITY
 

SEDIMENT: October 1994 to September 1997.
 

MISCELLANEOUS: Sediment concentration and particle size, water year 1997.
 

REVISED RECORDS.-- WSP 1005: 1939, 1941(M). WSP 1308: 1935-38(M), 1943-45(M). WDR IL-75-1: Drainage area.
 

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 591.00 ft above NGVD of 1929. Prior to Oct. 1, 1945, nonrecording gage at site 3.5 mi downstream at datum 9.48 ft lower.
 

REMARKS.-- Occasional regulation during low flow by dam at Hanover. Suspended-sediment samples were collected by a local observer once a week with additional samples collected during storm runoff periods.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 13,700 ft3/s, June 4, 2002, gage height 27.91 ft; no flow for part of each day, May 23, 24, 1967, result of temporary closure of gate at dam at Hanover.

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 3,790 mg/L, May 28, 1996; minimum daily, 5 mg/L, Aug. 5, 1997.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 28,900 tons, May 28, 1996; minimum daily, 0.8 tons, Aug. 5, 1997
 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 36  44  74  112  e54  214  344  165  917  213  117  72 
2 35  68  72  116  e56  248  300  157  601  208  110  71 
3 37  132  70  116  e59  205  270  148  453  209  110  67 
4 39  427  69  108  e56  196  246  144  365  245  e100  64 
5 39  228  76  91  e54  1640  231  139  321  214  e100  62 
 
6 38  134  72  90  e53  726  224  133  301  206  99  62 
7 38  99  67  88  e54  380  215  139  282  218  96  61 
8 38  81  67  91  e56  283  207  128  260  205  93  63 
9 38  69  77  91  e56  247  195  139  243  187  91  59 
10 38  64  403  90  e54  223  182  147  254  179  89  59 
 
11 38  64  485  91  e53  212  176  154  427  176  85  57 
12 39  61  250  e90  e53  185  171  143  443  200  83  56 
13 39  52  217  92  e54  183  167  139  399  184  80  56 
14 54  47  e200  86  e56  194  162  158  373  171  77  56 
15 50  49  e170  85  e55  179  150  168  370  162  74  67 
 
16 47  49  e150  85  e52  168  146  152  468  161  74  87 
17 52  48  e140  85  e56  170  147  145  2970  164  80  76 
18 42  51  e135  84  e53  174  139  162  980  158  82  61 
19 40  53  e130  e84  56  173  137  151  713  150  80  56 
20 40  51  126  74  177  172  159  142  592  150  76  55 
 
21 41  48  e125  74  310  161  401  143  610  162  71  53 
22 41  46  e128  e68  316  154  284  1240  633  192  67  51 
23 43  94  e118  62  899  152  231  3920  478  159  70  52 
24 47  191  e110  e60  927  279  212  1500  406  143  74  51 
25 54  133  103  58  276  356  215  897  364  136  78  49 
 
26 51  111  121  56  221  847  206  657  291  132  78  48 
27 48  108  121  e54  214  700  188  500  257  121  87  49 
28 47  94  130  e53  190  585  179  389  245  117  88  48 
29 47  84  139  e54  189  661  172  326  232  113  96  47 
30 45  79  129  e53  ---  483  163  524  221  136  86  47 
 
31 45  ---  122  e53  ---  405  ---  1190  ---  135  77  --- 

TOTAL 1326 2859 4396 2494 4759 10955 6219 14239 15469 5306 2668 1762
MEAN 42.8 95.3 142 80.5 164 353 207 459 516 171 86.1 58.7
MAX 54 427 485 116 927 1640 401 3920 2970 245 117 87
MIN 35 44 67 53 52 152 137 128 221 113 67 47
CFSM 0.17 0.39 0.57 0.33 0.66 1.43 0.84 1.86 2.09 0.69 0.35 0.24
IN. 0.20 0.43 0.66 0.38 0.72 1.65 0.94 2.14 2.33 0.80 0.40 0.27
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1935 - 2004, BY WATER YEAR (WY)
MEAN 113 127 112 143 242 334 258 241 242 141 105 124
MAX 807 672 565 779 837 945 1104 1172 1077 974 610 968
(WY) 1987 1962 1983 1960 1971 1959 1973 1973 1993 1993 2002 1965
MIN 19.7 24.4 21.4 15.2 19.4 34.2 40.2 30.9 29.9 23.1 18.6 21.0
(WY) 1941 1941 1990 1940 1940 1954 1940 1940 1989 1989 1941 1940

SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1935 - 2004
ANNUAL TOTAL 37445        72452       
ANNUAL MEAN 103        198        181       
HIGHEST ANNUAL MEAN 480        1993
LOWEST ANNUAL MEAN 39.3     1940
HIGHEST DAILY MEAN 817            May 9 3920            May 23 9470        Jun 4 2002
LOWEST DAILY MEAN 29            Sep 11 35            Oct 2 3.5     May 24 1967
ANNUAL SEVEN-DAY MINIMUM 30            Sep 5 37            Oct 1 10        Dec 28 1939
MAXIMUM PEAK FLOW 5150            May 23 13700        Jun 4 2002
MAXIMUM PEAK STAGE 17.11       May 23 27.91   Jun 4 2002
INSTANTANEOUS LOW FLOW 33            Oct 2,3 0.00   A
ANNUAL RUNOFF (CFSM) 0.415 0.801 0.734
ANNUAL RUNOFF (INCHES) 5.64   10.91   9.98  
10 PERCENT EXCEEDS 194        400        333       
50 PERCENT EXCEEDS 73        122        89       
90 PERCENT EXCEEDS 39        49        32       

A - Parts of each day, May 23, 24, 1997, result of temporary closure of gate at dam in Hanover.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data