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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 03378000 BONPAS CREEK AT BROWNS, IL


Edwards County, Illinois
Hydrologic Unit Code 05120113
Latitude  38°23'11", Longitude  87°58'33" NAD83
Drainage area 228  square miles
Gage datum 372.50 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 1940-10-01 -> 2024-09-30)

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
1 421 388 370 536 455 212 123 124 49 70 85 289
2 349 439 343 496 502 254 161 126 48 57 140 251
3 373 424 365 490 484 269 176 142 40 49 146 261
4 391 422 453 540 461 238 189 111 39 38 135 273
5 429 351 501 523 427 200 195 76 32 38 109 265
6 426 320 523 492 355 170 157 96 19 54 85 270
7 356 316 517 436 355 163 149 130 18 40 81 278
8 290 309 456 391 402 172 152 124 25 38 84 264
9 279 315 476 350 406 168 149 141 39 58 72 235
10 280 331 490 344 378 169 141 127 51 60 80 208
11 322 324 505 386 401 188 118 103 55 62 101 190
12 328 310 547 442 377 224 110 75 58 72 94 194
13 363 329 559 456 370 225 110 66 57 72 94 221
14 380 370 566 516 372 222 110 70 42 83 144 259
15 390 373 514 482 409 201 105 107 40 85 201 303
16 356 402 515 471 446 184 114 107 29 76 241 290
17 336 421 480 403 475 199 132 98 23 73 241 287
18 348 421 514 334 489 201 112 93 20 65 249 271
19 347 376 593 312 451 242 105 69 22 50 252 255
20 339 347 637 345 363 261 129 53 18 61 240 235
21 335 368 645 372 274 259 135 48 31 69 200 276
22 404 409 587 374 245 247 138 50 30 67 171 319
23 444 460 507 397 238 265 124 38 29 68 171 327
24 445 484 451 425 226 234 100 62 42 67 167 349
25 407 510 458 456 239 207 91 56 75 66 181 381
26 391 475 477 441 254 171 102 100 115 62 210 372
27 366 463 487 422 256 137 88 102 115 81 254 358
28 339 434 524 414 242 117 82 95 110 84 284 388
29 306 224 528 416 241 122 98 76 93 82 272 397
30 330   552 447 192 111 114 90 73 62 288 391
31 345   564   199   123 67   58   406