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USGS Daily Statistics for Illinois

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 05444000 ELKHORN CREEK NEAR PENROSE, IL


Whiteside County, Illinois
Hydrologic Unit Code 07090005
Latitude  41°54'09.9", Longitude  89°41'47" NAD83
Drainage area 146  square miles
Gage datum 657.75 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1939-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 87 89 189 146 140 136 111 74 83 66 88 83
2 100 94 178 140 146 151 117 76 82 68 95 83
3 87 78 202 139 122 139 119 89 89 65 81 80
4 111 88 218 137 116 179 109 79 81 66 74 74
5 137 91 203 140 113 177 101 79 66 68 72 74
6 113 92 152 132 119 124 101 80 62 81 75 72
7 75 111 140 121 123 119 109 80 63 81 72 70
8 77 110 149 116 137 149 145 96 77 70 68 69
9 86 129 156 121 142 167 158 89 75 69 70 67
10 74 124 210 118 135 147 110 72 66 75 77 67
11 69 97 224 128 126 140 104 68 61 80 73 69
12 87 89 203 124 122 140 104 67 61 68 72 68
13 87 115 255 119 143 221 105 74 86 67 78 68
14 83 101 220 118 156 170 90 82 94 67 80 70
15 95 87 236 122 132 144 92 92 74 64 69 77
16 102 91 194 137 134 149 89 89 66 62 80 84
17 115 95 141 143 184 153 92 80 67 71 78 73
18 92 149 164 152 134 140 125 97 75 90 75 70
19 92 253 274 132 122 160 111 71 69 76 72 70
20 99 334 233 138 133 155 114 101 70 69 69 71
21 86 239 182 195 130 133 92 88 83 66 69 69
22 120 189 162 161 126 190 121 69 89 67 68 67
23 152 186 189 143 145 165 108 67 75 93 67 69
24 111 252 175 138 132 132 115 66 70 78 66 73
25 108 235 146 136 129 125 136 86 71 71 66 84
26 97 174 118 126 126 131 99 120 72 71 69 88
27 88 197 118 135 132 118 86 117 70 72 76 123
28 81 182 127 129 164 121 88 80 71 72 73 106
29 75 131 145 123 173 139 82 77 78 70 71 86
30 87   151 132 147 154 81 70 72 72 72 127
31 98   137   127   79 86   76   106