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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 09428510 POSTON WASTEWAY NEAR POSTON, AZ


La Paz County, Arizona
Hydrologic Unit Code 15030104
Latitude  33°59'54.43", Longitude 114°27'22.82" NAD83
Gage datum 291.09 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 1969-10-01 -> 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
1 134 99 110 134 158 152 161 162 165 141 129 108
2 111 100 103 142 160 149 164 166 158 143 131 106
3 111 105 105 146 157 150 154 163 166 143 134 112
4 118 98 109 137 155 149 166 166 159 149 132 111
5 105 107 118 132 157 152 168 162 161 153 127 116
6 103 102 111 137 154 154 162 169 165 150 126 108
7 96 100 111 142 148 152 160 175 160 147 127 108
8 95 103 111 140 149 151 167 173 169 147 125 113
9 91 107 114 140 155 151 169 175 166 139 124 106
10 81 106 117 145 160 150 159 176 167 138 119 109
11 77 105 125 142 155 152 164 167 160 131 121 116
12 73 105 125 138 155 151 164 177 161 142 126 121
13 71 107 122 149 154 158 165 181 157 144 120 118
14 70 108 117 150 154 162 163 174 152 140 116 121
15 76 110 114 153 150 159 160 174 153 138 113 121
16 78 108 118 153 150 162 159 174 162 137 121 111
17 79 105 129 140 151 160 169 183 157 143 123 109
18 80 103 125 145 150 160 177 182 157 132 130 108
19 89 105 123 150 145 154 180 170 158 136 117 103
20 82 105 120 149 145 157 172 173 161 141 108 99
21 81 103 130 154 156 152 172 176 163 135 111 100
22 88 106 128 153 150 153 178 171 160 131 123 106
23 93 105 124 152 155 164 173 172 155 134 120 107
24 86 107 127 148 153 162 170 175 155 132 112 115
25 93 109 127 157 160 159 166 174 156 132 111 128
26 91 112 130 143 152 163 167 165 157 131 111 106
27 90 109 128 153 154 165 171 164 149 130 110 97
28 86 112 124 151 153 164 174 162 148 128 110 96
29 89 101 132 147 150 157 171 164 145 131 105 102
30 91   134 152 152 159 178 152 146 128 109 100
31 98   130   153   170 160   129   121