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USGS Daily Statistics for Maryland

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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 01601500 WILLS CREEK NEAR CUMBERLAND, MD


Allegany County, Maryland
Hydrologic Unit Code 02070002
Latitude  39°40'10.6", Longitude  78°47'16.9" NAD83
Drainage area 247  square miles
Gage datum 640.27 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 1904-10-01 -> 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
1 456 347 709 782 478 310 161 84 145 110 135 350
2 504 365 638 835 440 304 131 86 100 100 146 342
3 432 408 610 821 479 320 128 104 73 106 163 307
4 406 428 729 794 510 351 128 94 71 89 180 302
5 397 411 946 824 563 334 120 83 67 83 239 279
6 388 404 895 725 595 276 122 86 132 84 175 264
7 387 437 752 715 635 265 135 83 171 76 178 308
8 380 406 653 657 692 268 142 78 112 84 258 333
9 364 375 665 690 650 235 121 86 221 136 202 323
10 393 395 712 691 615 223 124 78 178 107 180 314
11 383 412 767 638 558 286 116 73 111 100 162 345
12 412 421 773 635 562 269 103 89 84 97 182 327
13 395 478 875 745 559 303 100 135 91 88 180 324
14 342 555 890 673 531 250 104 105 76 111 164 341
15 353 496 870 670 485 195 99 88 72 269 165 342
16 362 493 756 761 542 176 94 77 82 188 183 356
17 343 488 840 760 525 166 96 78 130 136 197 331
18 344 494 773 589 520 177 103 108 210 125 179 328
19 526 562 773 579 504 190 95 97 153 115 217 314
20 393 544 841 655 457 232 116 92 101 123 240 293
21 354 551 877 596 454 288 103 88 87 139 216 318
22 356 569 859 552 414 244 93 90 92 125 229 318
23 381 597 790 499 415 298 101 93 100 166 225 318
24 427 647 886 486 374 232 87 83 90 172 199 337
25 493 705 865 547 349 176 89 75 129 133 188 368
26 490 725 746 680 326 145 77 82 133 126 205 377
27 459 666 714 555 337 168 87 81 115 122 251 375
28 446 682 801 573 381 182 80 76 147 174 355 356
29 395 648 866 593 384 164 100 85 109 197 337 371
30 387   801 538 330 161 86 67 104 201 312 428
31 380   832   362   87 73   151   428