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USGS Daily Statistics for Arizona

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Welcome to the NWIS-Web for the Arizona Water Science Center


The majority of USGS Gaging Stations are funded though a cooperative program between the USGS other interested agencies.
Follow this link for information on the Cooperative Water Program with the USGS.

Arizona Water Science Center Home Page
Colorado Basin River Forecast Center (CBRFC) - provided by the National Weather Service, AHPS. CBRFC on an interactive map.
Threatened and Endangered USGS Gaging Stations in Arizona

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 09474000 GILA RIVER AT KELVIN, AZ.


Pinal County, Arizona
Hydrologic Unit Code 15050100
Latitude  33°06'10", Longitude 110°58'33" NAD27
Drainage area 18,011  square miles
Gage datum 1,745.02 feet above NGVD29
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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 1910-10-01 -> 2023-09-30)

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
1 400 593 562 628 422 376 482 882 590 253 116 160
2 314 460 640 610 425 378 481 1,010 589 663 110 166
3 272 434 654 603 418 386 502 900 578 345 108 190
4 274 437 609 588 411 390 497 867 559 273 103 186
5 323 431 594 576 412 394 518 838 509 276 103 265
6 365 377 631 586 409 398 539 822 481 303 101 258
7 352 433 611 618 403 401 532 870 467 279 107 251
8 374 422 590 608 405 406 549 920 495 266 105 246
9 528 369 640 599 404 408 534 870 482 246 102 231
10 301 424 669 575 403 411 508 935 453 259 106 278
11 400 473 765 550 400 416 522 795 489 295 108 279
12 405 551 911 531 401 420 516 746 505 217 122 248
13 332 494 692 521 402 420 537 754 477 208 157 245
14 524 467 723 521 400 420 560 827 445 241 133 251
15 479 541 713 518 395 421 618 854 430 511 115 259
16 479 584 644 516 394 426 653 767 350 329 111 260
17 558 443 655 506 391 431 653 752 328 258 115 266
18 687 415 675 499 381 435 642 696 347 224 120 335
19 1,140 416 666 490 382 438 642 742 381 226 139 607
20 1,620 522 643 489 381 443 648 786 331 240 117 896
21 969 602 621 483 376 449 679 779 326 183 111 744
22 901 568 646 482 374 447 646 803 291 184 120 575
23 718 606 707 474 373 455 728 699 285 168 118 842
24 653 574 703 458 369 455 729 681 319 169 130 781
25 462 584 666 439 368 458 784 666 267 174 180 536
26 455 547 631 432 369 470 909 649 298 151 153 457
27 482 533 625 427 370 467 850 640 297 125 142 431
28 541 522 614 423 373 464 838 628 575 119 148 451
29 714 524 639 421 371 468 842 645 304 126 150 502
30 852   668 418 370 480 972 644 238 168 154 472
31 821   647   372   895 657   139   560