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USGS Daily Statistics for New York

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 04221000 GENESEE RIVER AT WELLSVILLE NY


Allegany County, New York
Hydrologic Unit Code 04130002
Latitude  42°07'20", Longitude  77°57'26" NAD83
Drainage area 288  square miles
Contributing drainage area 288  square miles
Gage datum 1,469.51 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 1972-10-01 -> 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
1 530 356 521 1,080 530 251 233 194 87 198 372 635
2 534 391 501 1,060 533 245 213 150 136 178 339 537
3 446 396 584 981 495 257 196 141 144 183 310 478
4 505 338 673 1,070 480 271 182 143 118 185 270 442
5 467 385 704 1,150 451 338 176 141 97 190 277 421
6 422 429 755 931 454 453 160 161 104 230 291 502
7 371 377 648 934 426 310 197 155 85 218 264 450
8 448 397 692 937 399 241 254 146 83 181 322 406
9 459 338 655 846 435 262 187 133 192 193 344 396
10 372 356 623 868 477 211 152 168 170 174 337 446
11 410 353 731 831 580 188 127 144 120 187 334 478
12 548 420 736 784 662 222 150 181 153 177 344 463
13 601 364 754 834 553 253 145 157 213 148 318 463
14 609 416 854 793 573 350 142 238 223 157 292 502
15 465 420 997 762 558 297 141 167 137 161 301 523
16 398 438 742 777 597 317 141 127 133 174 362 453
17 357 491 754 796 490 309 217 112 164 169 414 444
18 389 606 776 625 433 259 221 197 292 233 364 482
19 613 526 740 592 472 241 145 269 197 257 363 416
20 602 561 787 609 418 324 137 148 179 317 405 392
21 436 575 855 579 453 429 171 198 138 407 340 478
22 359 583 859 534 382 271 252 178 193 282 320 515
23 391 602 784 539 377 220 223 136 222 248 361 552
24 470 711 772 553 365 203 257 107 160 250 317 586
25 583 721 783 558 306 203 215 99 270 268 328 603
26 467 544 826 577 295 246 161 90 294 263 445 511
27 453 577 772 534 258 226 176 91 210 381 502 547
28 377 589 793 504 290 247 159 96 234 434 542 503
29 367 576 870 535 320 284 145 118 206 336 521 460
30 383   923 559 290 262 131 125 280 435 513 540
31 401   990   237   155 109   334   528