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USGS Daily Statistics for Michigan

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NOTE: During winter months, stage and discharge may be significantly affected by backwater from ice, resulting in incorrect discharge data. Consequently, discharge data may not be displayed during periods of ice effect. Click here for more information.

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 04117500 THORNAPPLE RIVER NEAR HASTINGS, MI


Barry County, Michigan
Hydrologic Unit Code 04050007
Latitude  42°36'57", Longitude  85°14'11" NAD27
Drainage area 385  square miles
Gage datum 786.31 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 1944-10-01 -> 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
1 419 365 546 698 529 346 270 166 138 188 233 353
2 420 366 545 709 515 355 253 158 135 197 242 352
3 416 361 552 721 501 361 239 152 133 205 251 349
4 417 355 585 727 495 354 226 150 129 218 256 348
5 419 351 635 740 477 333 214 150 125 227 257 345
6 416 344 682 771 447 313 201 151 121 227 265 336
7 397 335 706 787 422 293 189 154 120 222 274 327
8 379 333 702 770 402 293 182 152 120 213 276 323
9 361 333 696 734 390 304 182 149 124 202 273 322
10 350 346 691 700 397 306 181 144 132 195 271 320
11 348 369 703 677 431 296 180 139 137 198 274 317
12 356 383 717 667 466 284 176 137 140 201 272 318
13 371 384 732 660 484 281 173 135 145 201 269 324
14 386 382 749 646 491 291 173 138 151 200 266 330
15 392 383 762 623 500 308 176 141 158 203 266 331
16 383 382 765 601 507 317 176 145 162 206 268 333
17 372 388 750 584 503 316 175 149 164 208 270 328
18 363 400 721 573 499 314 171 149 167 209 269 319
19 359 425 697 577 513 311 167 146 168 211 270 306
20 350 460 697 600 515 319 166 144 164 211 273 297
21 347 515 695 608 501 323 164 148 163 210 277 297
22 348 572 676 595 490 318 162 150 163 207 278 300
23 356 588 659 575 474 313 159 149 171 208 276 307
24 367 580 647 568 456 305 158 146 179 218 276 311
25 378 576 642 572 437 296 153 143 179 231 277 314
26 381 570 639 581 409 290 148 140 177 240 277 318
27 382 561 641 571 381 285 145 138 176 244 282 325
28 373 550 654 558 363 284 143 138 176 243 305 347
29 366 462 671 551 352 286 151 142 176 237 330 369
30 362   686 544 344 283 160 146 181 231 345 382
31 362   692   341   169 143   229   400