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USGS Daily Statistics for Colorado

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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 07134180 ARKANSAS RIVER NEAR GRANADA, CO.


Prowers County, Colorado
Hydrologic Unit Code 11020009
Latitude  38°05'44", Longitude 102°18'37" NAD27
Drainage area 23,500  square miles
Contributing drainage area 21,852  square miles
Gage datum 3,480.00 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 37 - 38 years of record in, ft3/s   (Calculation Period 1980-10-01 -> 2019-09-30)

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
1 106 109 91 181 92 248 441 390 126 66 77 92
2 108 109 89 176 87 241 455 344 117 62 79 93
3 109 107 87 168 96 248 461 291 125 59 75 94
4 109 106 86 164 137 283 449 270 112 60 73 96
5 110 108 86 162 176 297 443 236 97 61 74 97
6 115 107 84 158 143 256 447 238 90 64 69 96
7 116 107 82 149 148 248 453 250 83 69 67 95
8 117 112 83 138 176 258 462 209 81 76 65 95
9 116 117 83 130 199 226 466 218 77 80 67 94
10 111 114 85 120 216 234 462 232 77 78 69 93
11 107 106 90 117 221 266 467 237 88 78 69 93
12 106 100 84 116 220 285 460 250 88 79 72 92
13 105 100 79 116 232 305 463 275 78 76 72 93
14 111 102 77 146 230 286 483 237 83 69 72 96
15 114 103 76 166 226 291 476 231 92 65 74 96
16 115 101 76 149 216 318 466 200 95 64 79 102
17 111 99 77 141 213 320 458 184 86 63 80 114
18 109 99 75 126 220 287 462 161 80 62 80 114
19 110 101 75 113 226 322 439 143 71 62 80 109
20 109 101 79 111 239 360 417 150 74 60 80 103
21 110 101 91 116 244 371 404 136 68 63 81 102
22 109 101 101 139 243 364 415 128 66 61 82 101
23 109 103 100 152 233 376 404 138 64 61 82 105
24 108 105 94 152 227 377 411 129 65 59 84 108
25 108 102 94 121 236 388 406 128 65 60 87 107
26 107 99 109 98 263 393 404 129 63 58 87 107
27 108 98 114 80 296 375 415 146 59 66 89 109
28 108 96 121 74 282 382 370 134 60 69 91 107
29 109 103 131 95 245 403 345 162 60 69 90 103
30 109   142 99 205 421 357 139 62 68 91 102
31 109   166   232   389 127   70   101