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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
1 838 559 637 486 310 104 22 189 279 451 202 196
2 660 518 746 479 303 95 19 243 247 1,130 183 206
3 492 517 1,070 504 295 89 16 251 253 1,110 170 206
4 412 488 938 490 275 88 17 289 232 531 172 204
5 404 510 793 459 266 82 20 279 192 298 174 206
6 821 511 707 436 257 75 18 321 192 190 201 239
7 557 474 660 419 267 72 18 341 195 178 187 471
8 576 504 653 405 269 67 17 357 176 178 202 347
9 871 552 637 395 259 62 24 313 199 195 184 266
10 916 507 642 382 241 57 49 301 280 207 170 260
11 644 609 649 371 222 51 30 317 293 173 161 290
12 1,250 688 640 363 205 46 47 316 261 186 156 328
13 829 653 640 358 196 42 37 434 295 196 323 325
14 661 947 679 358 185 39 26 333 308 203 373 290
15 746 978 691 355 176 35 36 318 278 159 279 266
16 693 1,110 742 350 170 32 52 273 274 141 216 261
17 558 1,010 788 347 159 30 59 297 285 140 184 271
18 683 920 755 355 151 27 80 309 263 182 169 264
19 1,020 781 757 362 140 25 65 284 282 214 166 500
20 1,410 792 722 349 136 24 81 316 262 293 169 962
21 782 1,210 687 342 134 26 71 269 209 609 164 667
22 580 1,070 659 335 135 23 85 280 202 443 161 500
23 501 919 633 327 133 25 126 319 291 273 166 417
24 509 853 626 319 134 24 138 324 380 220 163 516
25 499 794 644 312 136 22 162 343 306 286 190 485
26 485 721 651 308 136 20 207 375 299 213 311 452
27 475 725 582 315 138 17 181 414 270 211 291 425
28 466 667 553 330 131 15 178 402 288 232 230 477
29 519 698 537 335 126 15 202 239 280 205 193 746
30 595   520 321 120 21 211 266 255 241 192 661
31 593   505   111   250 288   206   626