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USGS Surface-Water 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
1 421 388 370 536 458 214 125 116 50 70 85 289
2 349 439 343 496 507 255 163 118 49 57 140 251
3 373 424 365 490 489 271 178 133 41 49 146 261
4 391 422 453 540 466 240 191 103 39 38 135 273
5 429 351 501 523 432 203 194 74 33 38 109 265
6 426 320 523 492 359 171 155 97 19 54 85 270
7 356 316 517 436 359 164 150 132 18 40 81 278
8 290 309 456 391 406 174 154 126 25 38 84 264
9 279 315 476 352 404 170 151 142 40 58 72 235
10 280 331 490 341 377 171 143 129 52 60 80 208
11 322 324 505 372 404 190 120 105 55 62 101 190
12 328 310 547 427 381 227 111 76 58 72 94 194
13 363 329 559 438 374 227 111 66 58 72 94 221
14 380 370 566 501 375 224 111 71 42 83 144 259
15 390 373 514 471 411 204 106 108 41 85 201 303
16 356 402 515 464 450 186 115 108 29 76 241 290
17 336 421 480 400 479 201 133 99 23 73 241 287
18 348 421 514 335 492 203 113 95 20 65 249 271
19 347 376 593 308 455 245 106 70 22 50 252 255
20 339 347 637 342 367 265 130 54 19 61 240 235
21 335 368 645 374 277 262 137 49 27 69 200 276
22 404 409 587 377 248 250 140 50 28 67 171 319
23 444 460 507 401 240 268 125 39 29 68 171 327
24 445 484 451 430 229 237 102 62 32 67 167 349
25 407 510 458 460 241 210 92 57 65 66 181 381
26 391 475 477 446 255 173 104 102 110 62 210 372
27 366 463 487 427 246 138 89 103 114 81 254 358
28 339 434 524 419 234 118 82 97 102 84 284 388
29 306 224 528 421 234 123 98 77 85 82 272 397
30 330   552 450 188 112 115 91 73 62 288 391
31 345   564   201   119 68   58   406