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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 09502000 SALT RIVER BLW STEWART MOUNTAIN DAM, AZ.


Maricopa County, Arizona
Hydrologic Unit Code 15060106
Latitude  33°33'10", Longitude 111°34'33" NAD27
Drainage area 6,232  square miles
Gage datum 1,370 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 1940-10-01 -> 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
1 816 416 734 1,230 1,120 1,160 1,380 1,250 1,270 814 236 115
2 436 381 1,010 1,130 1,160 1,190 1,380 1,260 1,280 1,080 215 121
3 338 408 886 1,090 1,210 1,210 1,380 1,270 1,280 1,090 193 125
4 387 401 790 1,110 1,230 1,210 1,330 1,260 1,270 1,030 190 124
5 428 354 752 1,070 1,160 1,220 1,310 1,270 1,220 905 191 127
6 411 324 721 1,080 1,190 1,220 1,350 1,260 1,230 774 201 129
7 445 300 741 1,100 1,280 1,240 1,370 1,240 1,210 732 203 144
8 644 295 781 1,140 1,270 1,250 1,380 1,240 1,200 656 202 152
9 575 308 683 1,150 1,230 1,270 1,380 1,250 1,210 626 183 176
10 590 340 691 1,150 1,210 1,270 1,380 1,240 1,240 581 176 193
11 591 361 711 1,140 1,200 1,280 1,370 1,230 1,240 563 182 189
12 574 423 761 1,140 1,220 1,280 1,370 1,230 1,230 566 173 168
13 574 395 850 1,170 1,170 1,300 1,380 1,230 1,200 547 164 161
14 537 459 927 1,180 1,210 1,310 1,380 1,220 1,160 532 161 172
15 523 494 966 1,190 1,190 1,330 1,360 1,230 1,140 510 152 200
16 555 521 949 1,080 1,180 1,320 1,350 1,240 1,140 488 133 211
17 696 533 990 1,090 1,140 1,330 1,330 1,230 1,120 486 130 218
18 1,220 550 1,060 1,040 1,100 1,340 1,310 1,210 1,090 475 118 383
19 1,250 536 1,080 1,050 1,070 1,330 1,310 1,210 1,060 546 118 836
20 1,070 612 1,050 1,030 1,060 1,330 1,310 1,200 1,040 476 113 839
21 990 678 1,030 989 1,070 1,360 1,310 1,200 1,010 426 108 765
22 828 680 1,000 1,000 1,110 1,350 1,310 1,220 991 363 111 626
23 648 697 996 988 1,140 1,340 1,300 1,220 1,050 337 109 585
24 592 709 1,010 960 1,180 1,350 1,270 1,230 944 326 108 335
25 533 731 1,040 868 1,190 1,350 1,240 1,250 901 302 102 295
26 473 700 994 871 1,190 1,340 1,220 1,270 875 296 103 340
27 380 683 983 960 1,190 1,370 1,240 1,280 869 299 106 399
28 414 702 1,010 1,050 1,140 1,370 1,220 1,250 856 275 98 521
29 399 711 1,470 1,090 1,150 1,390 1,250 1,260 829 256 100 606
30 368   1,350 1,060 1,170 1,380 1,280 1,250 795 239 100 641
31 392   1,300   1,160   1,270 1,270   240   878