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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 09527660 BROCK RESERVOIR OUTLET NEAR CALEXICO, CA


Imperial County, California
Hydrologic Unit Code 18100204
Latitude  32°42'19.9", Longitude 115°02'01.1" NAD27
Gage datum 110 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 2013-10-01 -> 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 15 151 253 251 211 357 167 82 245 94 106 59
2 139 266 192 205 233 257 168 122 300 54 249 65
3 147 252 197 318 238 191 128 152 72 144 123 232
4 137 208 236 281 235 232 125 246 140 213 104 134
5 136 277 76 152 245 103 103 214 70 111 201 168
6 145 236 164 69 79 62 177 246 204 114 249 180
7 161 97 369 169 122 97 191 280 140 166 235 156
8 241 146 371 198 233 152 232 186 159 103 245 207
9 223 154 149 276 153 125 242 263 148 179 76 212
10 243 174 186 273 158 25 257 423 301 101 108 151
11 226 236 85 225 300 77 112 217 129 143 95 88
12 94 268 126 224 293 72 63 188 226 99 53 63
13 264 201 100 426 112 28 79 305 216 227 133 92
14 392 102 84 387 169 217 64 304 219 183 144 265
15 372 322 91 244 95 201 100 350 182 187 116 266
16 324 301 67 203 121 166 184 428 148 204 162 226
17 87 251 141 245 153 45 153 308 346 272 191 201
18 141 212 221 349 189 83 103 105 261 269 70 135
19 85 112 234 220 204 121 143 114 193 193 143 44
20 265 24 226 148 375 59 81 137 169 151 269 146
21 308 78 277 20 317 141 90 44 126 89 292 315
22 153 142 349 108 99 448 127 16 132 199 183 316
23 154 250 361 241 3.8 595 108 58 171 130 275 352
24 154 271 327 292 58 422 107 170 184 36 283 67
25 87 111 312 195 211 184 126 327 184 28 168 13
26 154 341 282 233 463 42 170 152 165 7 166 286
27 198 171 146 87 314 21 284 107 54 41 166 357
28 86 149 81 35 298 113 417 148 0.87 127 315 428
29 77 130 84 63 188 271 206 97 11 248 177 306
30 89   197 195 137 193 204 85 238 250 295 143
31 129   288   358   156 114   259   29