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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 09426000 BILL WILLIAMS RIVER BELOW ALAMO DAM, AZ


La Paz County, Arizona
Hydrologic Unit Code 15030204
Latitude  34°13'51", Longitude 113°36'29" NAD27
Drainage area 4,633  square miles
Contributing drainage area 4,623  square miles
Gage datum 967 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 1969-10-01 -> 2022-09-30)

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 83 140 322 150 63 44 64 71 76 76 37 49
2 72 134 312 127 61 45 70 72 82 73 40 44
3 66 105 319 146 66 43 70 75 79 67 42 44
4 72 95 263 161 68 46 70 74 70 63 42 44
5 144 97 265 173 66 50 71 73 63 64 38 45
6 130 100 298 175 65 49 74 72 67 65 38 45
7 103 105 440 182 65 51 77 73 72 72 37 50
8 80 107 491 184 68 54 76 72 84 65 38 51
9 67 102 491 186 66 52 78 73 92 58 45 47
10 70 106 512 150 66 50 79 77 97 55 64 46
11 59 125 532 107 70 53 78 77 98 57 63 47
12 87 150 569 104 67 55 80 73 96 63 56 44
13 124 183 631 104 66 54 84 66 101 62 42 42
14 115 183 631 100 67 56 85 67 98 60 42 39
15 91 248 571 116 69 58 82 73 96 49 48 38
16 83 345 586 127 69 59 81 76 90 44 51 39
17 82 327 611 100 70 55 80 71 89 43 43 40
18 78 325 609 84 73 49 80 65 90 44 54 38
19 81 328 574 84 72 47 81 65 91 71 61 37
20 78 356 527 81 70 45 84 73 91 85 59 39
21 75 402 524 81 57 47 74 77 88 85 51 40
22 76 398 479 83 46 56 70 77 81 83 50 41
23 77 374 448 73 43 52 71 77 80 65 145 42
24 77 366 428 67 38 51 72 72 80 43 174 41
25 76 305 427 69 35 52 71 72 80 43 142 41
26 78 318 414 67 44 50 72 82 79 46 102 40
27 77 315 376 64 44 46 77 80 79 47 67 40
28 93 315 335 66 40 45 76 78 80 47 45 41
29 126 308 301 68 43 47 72 80 82 44 40 41
30 126   237 63 41 56 68 85 81 43 51 74
31 129   215   41   70 78   40   110