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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
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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 09486500 SANTA CRUZ RIVER AT CORTARO, AZ


Pima County, Arizona
Hydrologic Unit Code 15050302
Latitude  32°21'02.60", Longitude 111°05'45.15" NAD83
Drainage area 3,503  square miles
Gage datum 2,123.61 feet above NAVD88
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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 1939-10-01 -> 2026-09-30)

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 78 46 98 34 29 27 40 157 83 278 32 47
2 49 41 106 42 29 27 35 173 52 543 32 35
3 42 43 96 35 29 27 34 122 105 254 32 36
4 52 92 84 34 29 27 42 123 57 84 33 39
5 87 77 91 32 29 27 38 102 60 53 33 59
6 76 55 54 33 28 27 45 127 91 58 35 63
7 75 53 43 30 28 27 66 128 79 44 72 42
8 106 54 46 29 27 27 74 107 115 39 44 38
9 86 66 43 29 27 27 47 157 46 129 36 39
10 47 52 42 29 28 27 39 178 205 195 35 54
11 163 52 42 29 27 27 64 155 95 49 39 67
12 142 104 34 30 27 27 56 120 78 51 49 42
13 106 70 38 29 28 27 82 178 71 66 41 45
14 69 61 56 29 28 27 85 277 50 37 34 40
15 57 151 62 30 28 27 154 126 77 30 34 63
16 75 75 47 30 28 31 117 126 62 31 38 64
17 131 54 38 29 28 28 142 118 35 32 37 66
18 224 63 40 29 28 27 69 95 50 32 35 171
19 397 48 41 30 28 27 84 117 53 74 38 259
20 162 58 37 31 28 27 146 159 61 58 33 196
21 93 46 32 29 28 30 121 145 41 42 47 145
22 67 74 51 29 28 40 166 74 49 63 35 134
23 51 56 65 29 28 31 233 243 55 121 36 157
24 44 40 35 29 28 30 205 119 81 67 44 85
25 80 41 36 28 28 32 199 79 72 35 78 59
26 97 38 33 29 28 34 111 93 112 33 36 42
27 62 35 30 28 28 28 82 65 44 38 33 47
28 77 41 32 28 28 32 135 68 42 35 32 142
29 46 30 38 28 28 33 194 45 46 38 41 47
30 74   36 28 27 38 212 47 78 42 35 54
31 102   33   27   382 54   39   121