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 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 118  124  83  78  e52  62  76  261  141  80  60  35 
2 259  124  93  82  e54  62  74  261  134  76  57  33 
3 262  123  81  76  e60  58  71  198  144  73  57  33 
4 983  121  81  77  e58  64  73  171  134  75  60  32 
5 813  123  83  81  e56  77  77  274  124  124  62  30 
 
6 394  125  79  79  e54  69  73  267  125  129  60  31 
7 290  120  85  77  e50  65  77  242  134  130  55  31 
8 248  123  82  80  e52  e54  73  274  140  190  52  30 
9 228  122  71  81  e52  e54  67  817  138  215  50  30 
10 212  122  81  76  e52  e52  73  596  126  165  48  30 
 
11 200  119  80  50  e52  58  83  411  120  140  49  29 
12 189  112  82  70  e52  142  87  321  118  157  47  36 
13 173  108  84  68  e54  326  e90  263  110  150  45  84 
14 164  108  83  67  e54  352  e82  730  103  121  47  158 
15 163  105  83  e66  e54  287  e82  767  97  109  43  111 
 
16 158  102  80  e66  e54  196  80  496  91  100  42  63 
17 154  100  79  e66  e52  153  82  385  90  94  41  48 
18 156  100  119  e64  60  126  e84  327  93  88  40  42 
19 152  105  170  e60  73  111  e84  348  141  84  40  40 
20 142  102  137  e60  75  118  e90  410  103  84  40  39 
 
21 135  101  118  e60  90  110  e98  317  91  97  40  38 
22 132  99  105  e56  86  98  82  291  86  84  37  40 
23 128  98  92  e52  68  87  75  286  82  75  35  39 
24 131  97  87  e48  67  81  71  251  80  71  36  39 
25 160  94  94  e50  80  78  69  214  83  67  35  36 
 
26 170  90  84  e50  78  73  67  193  109  66  38  39 
27 152  88  84  e49  77  73  62  177  94  64  36  41 
28 146  87  84  e49  61  89  60  169  87  63  35  43 
29 144  94  85  e50  ---  100  58  161  100  61  35  38 
30 135  95  89  e50  ---  87  92  157  87  60  35  37 
 
31 130  ---  88  e52  ---  78  ---  155  ---  60  36  --- 

TOTAL 7021 3231 2826 1990 1727 3440 2312 10190 3305 3152 1393 1355
MEAN 226 108 91.2 64.2 61.7 111 77.1 329 110 102 44.9 45.2
MAX 983 125 170 82 90 352 98 817 144 215 62 158
MIN 118 87 71 48 50 52 58 155 80 60 35 29
CFSM 0.92 0.44 0.37 0.26 0.25 0.45 0.31 1.33 0.45 0.41 0.18 0.18
IN. 1.06 0.49 0.43 0.30 0.26 0.52 0.35 1.53 0.50 0.47 0.21 0.20
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1935 - 2003, BY WATER YEAR (WY)
MEAN 114 127 112 144 243 334 259 238 238 140 105 125
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 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1935 - 2003
ANNUAL TOTAL 101922      41942         
ANNUAL MEAN 279      115          181     
HIGHEST ANNUAL MEAN 480      1993
LOWEST ANNUAL MEAN 39.3   1940
HIGHEST DAILY MEAN 9470          Jun 4 983              Oct 4 9470      Jun 4 2002
LOWEST DAILY MEAN 71          Dec 9 29              Sep 11 3.5   May 24 1967
ANNUAL SEVEN-DAY MINIMUM 79          Aug 15 30              Sep 5 10      Dec 28 1939
MAXIMUM PEAK FLOW 1810              Oct 4 13700      Jun 4 2002
MAXIMUM PEAK STAGE 9.13         Oct 4 27.91 Jun 4 2002
INSTANTANEOUS LOW FLOW 24      A     Jan 11 0.00 B
ANNUAL RUNOFF (CFSM) 1.13 0.47     0.73
ANNUAL RUNOFF (INCHES) 15.35 6.32     9.96
10 PERCENT EXCEEDS 333      205          332     
50 PERCENT EXCEEDS 149      83          89     
90 PERCENT EXCEEDS 88      41          32     

A - Result of freezeup.

B - Parts of each day, May 23, 24, 1967, 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