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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 05590800 LAKE FORK AT ATWOOD, IL


Piatt County, Illinois
Hydrologic Unit Code 07140201
Latitude  39°48'23", Longitude  88°28'34" NAD27
Drainage area 149  square miles
Gage datum 644.58 feet above NGVD29
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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 1972-10-01 -> 2022-09-30)

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
1 241 132 212 257 286 183 119 99 18 50 59 155
2 195 123 209 216 271 187 120 118 16 55 100 154
3 156 131 202 209 269 198 157 93 15 43 89 136
4 198 138 234 212 278 239 153 59 15 39 72 131
5 219 171 288 186 256 244 154 45 13 42 61 130
6 190 190 262 190 236 232 114 48 11 42 54 122
7 143 193 225 182 235 259 100 43 9 34 49 118
8 129 187 216 177 238 248 98 38 11 36 44 119
9 131 155 208 165 254 223 97 29 14 55 43 112
10 126 151 229 168 256 217 109 44 16 60 53 98
11 152 141 230 225 256 183 114 44 12 49 66 130
12 168 143 256 313 255 199 105 36 9.8 39 73 150
13 177 156 257 302 281 216 98 46 10 33 78 138
14 178 148 269 293 314 197 83 44 26 33 86 123
15 157 132 244 271 292 203 68 55 59 34 86 143
16 132 139 225 248 289 211 54 58 51 34 95 142
17 105 188 203 248 298 181 48 41 38 44 114 129
18 113 209 218 231 304 163 46 29 28 45 119 109
19 124 196 243 247 318 174 43 26 22 38 141 97
20 139 215 270 246 307 195 48 19 22 34 129 106
21 144 276 243 242 245 202 51 16 18 42 111 114
22 149 331 205 253 218 215 59 14 15 37 97 124
23 173 353 194 239 213 236 52 11 19 42 89 127
24 182 349 187 214 201 206 55 9.3 18 55 91 152
25 153 293 195 229 200 175 56 9.1 20 56 111 189
26 127 250 211 228 265 186 74 10 26 53 135 171
27 110 247 235 198 269 204 74 15 36 46 145 191
28 111 223 255 225 243 185 64 31 32 42 164 250
29 107 101 268 272 215 151 48 29 26 37 161 275
30 118   261 284 176 139 54 20 27 45 148 275
31 121   280   171   101 19   60   268