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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 09466500 GILA RIVER AT CALVA, AZ.


Graham County, Arizona
Hydrologic Unit Code 15040005
Latitude  33°11'08", Longitude 110°13'10" NAD27
Drainage area 11,470  square miles
Gage datum 2,517.29 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 1929-10-01 -> 2020-09-30)

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
1 872 568 621 474 316 107 21 190 258 465 204 190
2 682 526 738 469 309 97 17 250 223 1,180 184 196
3 499 525 1,090 496 300 91 15 256 229 1,160 172 198
4 409 496 949 483 279 91 16 296 212 554 174 201
5 400 519 800 450 270 85 19 282 184 308 177 201
6 842 521 712 427 261 77 17 325 184 193 206 226
7 566 482 664 411 272 73 16 355 189 177 192 456
8 587 514 658 397 274 69 14 373 173 177 207 327
9 899 563 640 388 264 64 23 325 202 191 189 250
10 948 515 646 376 246 58 50 312 289 203 174 245
11 661 621 651 366 227 52 29 328 305 162 165 275
12 1,300 705 640 358 208 47 48 328 272 168 159 310
13 858 667 635 353 199 43 37 451 307 173 334 314
14 682 977 668 352 189 39 26 338 316 185 388 283
15 771 1,010 671 350 179 36 36 311 286 145 288 260
16 713 1,150 716 344 173 33 51 269 283 130 222 258
17 564 1,040 761 343 162 30 59 291 295 133 189 270
18 687 950 725 353 152 27 80 297 272 178 172 264
19 1,030 804 725 361 141 25 65 271 293 207 170 514
20 1,420 816 690 349 137 23 81 311 272 284 173 1,000
21 768 1,250 651 342 136 23 72 260 211 614 168 692
22 569 1,110 623 336 137 22 87 271 194 440 163 516
23 491 947 600 328 135 24 124 309 285 268 165 429
24 502 865 598 320 136 21 132 310 381 215 164 534
25 494 791 620 313 139 21 158 307 309 289 194 501
26 482 703 631 310 139 19 198 320 305 212 322 466
27 472 701 564 317 142 16 173 370 276 208 301 438
28 465 641 537 334 135 15 180 372 295 232 237 493
29 523 647 524 340 130 14 209 207 287 205 192 777
30 604   509 326 123 20 217 240 261 244 187 687
31 603   493   114   255 266   208   650