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USGS Daily Statistics for the Nation

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 -> 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
1 829 554 631 486 310 104 22 189 279 451 202 194
2 654 514 738 479 303 95 19 243 247 1,130 183 204
3 487 512 1,060 504 295 89 16 251 253 1,110 170 204
4 409 484 928 490 275 88 17 289 232 531 172 202
5 400 505 785 459 266 82 20 279 192 298 174 204
6 813 506 700 436 257 75 18 321 192 190 201 237
7 552 470 653 419 267 72 18 341 195 178 187 466
8 570 500 647 405 269 67 17 357 176 178 202 344
9 862 547 630 395 259 62 24 313 199 195 184 264
10 907 503 636 382 241 57 49 301 280 207 170 258
11 638 603 642 371 222 51 30 317 293 173 161 288
12 1,230 681 640 363 205 46 47 316 261 186 156 325
13 821 647 640 358 196 42 37 434 295 196 319 322
14 655 938 679 358 185 39 26 333 308 203 370 288
15 739 969 691 355 176 35 36 318 278 159 276 263
16 687 1,100 742 350 170 32 52 273 274 141 214 259
17 553 998 788 347 159 30 59 297 285 140 183 268
18 676 911 755 355 151 27 80 309 263 182 167 262
19 1,010 774 757 362 140 25 65 284 282 214 164 495
20 1,400 785 722 349 136 24 81 316 262 293 168 952
21 775 1,190 687 342 134 26 71 269 209 609 162 660
22 575 1,060 659 335 135 23 85 280 202 443 160 495
23 496 910 633 327 133 25 126 319 291 273 165 413
24 504 845 626 319 134 24 138 324 380 220 161 511
25 494 787 644 312 136 22 162 343 306 286 188 480
26 481 714 651 308 136 20 207 375 299 213 308 448
27 470 717 582 315 138 17 181 414 270 211 288 421
28 461 661 553 330 131 15 178 402 288 232 228 473
29 515 698 537 335 126 15 202 239 280 205 191 739
30 589   520 321 120 21 211 266 255 241 190 654
31 588   505   111   250 288   206   620