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USGS Surface-Water 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 04218000 TONAWANDA CREEK AT RAPIDS NY


Niagara County, New York
Hydrologic Unit Code 04120104
Latitude  43°05'36.6", Longitude  78°38'10.2" NAD83
Drainage area 349  square miles
Contributing drainage area 349  square miles
Gage datum 570.70 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 1954-10-01 -> 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
1 745 512 775 1,160 530 253 149 132 96 146 311 573
2 746 505 752 1,200 545 285 135 122 87 145 307 609
3 674 517 745 1,240 510 311 133 106 75 133 314 639
4 631 530 756 1,260 502 283 118 100 89 137 318 638
5 625 549 787 1,300 494 235 109 103 98 156 319 588
6 639 579 814 1,300 479 213 108 106 81 171 327 561
7 610 595 860 1,240 428 240 107 104 68 172 337 524
8 550 612 932 1,200 426 244 99 100 62 164 358 508
9 540 614 940 1,140 436 243 101 97 81 155 349 485
10 531 649 947 1,010 429 237 126 106 113 138 308 485
11 535 706 986 919 427 230 150 122 134 125 306 478
12 561 746 984 854 462 207 143 142 142 123 318 495
13 596 747 1,000 858 537 195 119 154 118 127 323 509
14 644 689 1,010 887 601 223 124 122 91 147 327 478
15 675 621 1,060 844 588 254 129 105 90 167 322 475
16 634 592 1,100 811 549 240 157 96 94 175 321 502
17 552 592 1,110 790 497 207 160 84 87 191 355 535
18 542 672 1,040 752 466 198 160 83 89 200 373 546
19 562 715 1,010 701 415 182 141 78 97 186 378 506
20 563 758 1,050 641 383 180 143 72 97 178 363 479
21 569 875 1,050 671 389 200 141 69 95 197 345 468
22 630 886 1,050 725 392 224 141 67 101 231 355 497
23 682 848 1,020 720 362 245 115 62 104 259 364 543
24 660 855 976 704 345 231 99 72 131 238 374 599
25 733 864 956 694 347 217 122 69 154 210 400 667
26 775 892 1,010 691 326 200 115 60 130 211 414 722
27 734 888 1,090 681 294 160 102 57 101 249 453 745
28 662 859 1,160 608 264 154 108 54 105 286 478 716
29 550 846 1,130 510 245 169 119 69 126 311 509 668
30 488   1,120 496 256 169 131 78 146 296 546 674
31 487   1,130   241   133 94   291   710