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USGS Surface-Water 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 09529300 WELLTON-MOHAWK MAIN OUTLET DRAIN NR YUMA, AZ


Yuma County, Arizona
Hydrologic Unit Code 15070201
Latitude  32°44'31.57", Longitude 114°26'12.85" NAD83
Gage datum 102.03 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 1966-10-01 -> 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
1 192 187 191 182 183 172 186 179 179 190 192 187
2 188 184 192 182 182 171 184 178 176 190 192 184
3 184 180 191 182 181 170 184 179 177 191 193 182
4 187 179 188 181 181 169 184 179 177 190 191 184
5 187 178 187 181 185 171 183 177 178 192 190 185
6 187 179 187 181 185 177 181 180 179 192 191 186
7 187 179 187 183 186 178 177 180 181 192 189 185
8 189 178 186 183 188 181 178 179 182 191 190 187
9 191 181 186 183 187 182 178 180 180 190 191 186
10 192 181 186 183 186 182 178 179 182 190 190 187
11 192 178 186 183 185 182 177 181 181 189 190 186
12 192 177 187 181 185 182 177 181 182 190 191 187
13 193 175 187 182 184 182 177 181 185 189 191 187
14 191 176 188 183 185 183 177 180 186 190 189 191
15 191 177 188 183 183 184 176 177 187 190 189 189
16 191 179 187 183 183 184 175 178 185 190 191 186
17 189 181 187 180 182 182 174 176 184 189 190 186
18 188 184 185 179 182 183 176 177 187 190 191 190
19 186 180 182 180 182 182 177 176 188 191 191 191
20 186 180 181 181 182 179 178 174 189 191 191 191
21 186 181 180 181 183 179 180 173 189 191 192 191
22 186 183 180 182 182 180 178 174 190 191 191 194
23 186 187 180 182 182 182 176 174 188 192 189 194
24 188 189 181 182 184 182 173 176 187 190 189 193
25 189 190 181 184 182 182 172 178 187 192 189 191
26 189 190 180 184 180 184 175 181 187 192 186 189
27 188 190 183 183 181 185 176 182 186 193 186 191
28 187 191 182 184 180 184 176 182 187 192 183 193
29 187 198 180 186 177 185 175 181 185 192 188 194
30 189   174 186 176 186 178 180 186 191 188 193
31 190   178   177   178 181   191   193