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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 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 -> 2024-09-30)

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
1 825 418 734 1,230 1,120 1,160 1,380 1,250 1,270 813 232 117
2 438 383 1,010 1,130 1,160 1,190 1,380 1,260 1,280 1,080 211 123
3 338 408 886 1,090 1,210 1,210 1,380 1,270 1,290 1,090 189 127
4 388 401 790 1,110 1,230 1,210 1,330 1,260 1,270 1,030 184 125
5 429 354 752 1,070 1,160 1,220 1,310 1,270 1,220 905 186 129
6 413 324 721 1,080 1,190 1,220 1,350 1,260 1,230 771 196 130
7 449 300 741 1,100 1,280 1,240 1,370 1,240 1,210 729 198 146
8 651 295 781 1,140 1,270 1,250 1,380 1,240 1,200 652 197 153
9 581 308 683 1,150 1,230 1,270 1,380 1,250 1,210 621 178 178
10 596 340 691 1,150 1,210 1,270 1,380 1,240 1,240 575 171 195
11 597 361 711 1,140 1,200 1,280 1,370 1,230 1,240 557 177 191
12 579 423 761 1,140 1,220 1,280 1,370 1,230 1,220 561 168 170
13 578 395 850 1,170 1,170 1,300 1,380 1,230 1,200 542 159 163
14 541 459 927 1,180 1,210 1,310 1,380 1,220 1,160 528 155 174
15 525 494 966 1,190 1,190 1,330 1,360 1,230 1,140 506 147 203
16 558 521 949 1,080 1,180 1,320 1,350 1,230 1,140 484 130 213
17 701 533 990 1,090 1,140 1,330 1,330 1,230 1,120 482 128 220
18 1,230 550 1,060 1,040 1,100 1,340 1,310 1,210 1,090 472 115 387
19 1,260 536 1,080 1,050 1,070 1,330 1,310 1,210 1,060 544 118 847
20 1,080 612 1,050 1,030 1,060 1,330 1,310 1,200 1,040 474 114 849
21 998 678 1,030 989 1,070 1,360 1,310 1,200 1,010 423 109 775
22 834 680 1,000 1,000 1,110 1,350 1,310 1,220 992 359 113 634
23 653 697 996 988 1,140 1,340 1,300 1,220 1,050 333 111 592
24 596 709 1,010 960 1,180 1,350 1,270 1,230 943 321 109 339
25 537 731 1,040 868 1,190 1,350 1,240 1,250 899 296 103 298
26 476 700 994 871 1,190 1,340 1,220 1,270 872 291 105 344
27 382 683 983 960 1,190 1,370 1,240 1,290 866 294 107 404
28 417 702 1,010 1,050 1,140 1,370 1,220 1,260 854 271 99 527
29 402 711 1,470 1,090 1,150 1,390 1,250 1,260 827 251 101 613
30 370   1,350 1,060 1,170 1,380 1,280 1,260 793 235 101 649
31 394   1,300   1,160   1,270 1,270   236   888