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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 water year of record in, ft3/s   (Calculation Period 1980-10-01 -> 2023-09-30)

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
1 101 104 87 166 84 231 432 373 123 62 71 88
2 103 104 86 162 80 224 444 332 114 58 73 89
3 104 102 84 154 88 230 450 284 121 55 71 90
4 105 101 83 150 125 260 439 265 109 56 69 92
5 105 103 83 149 161 272 437 236 96 57 69 93
6 109 102 81 145 131 235 439 238 89 60 66 92
7 111 102 79 137 135 229 444 249 83 64 65 91
8 111 107 80 127 161 241 450 212 81 70 63 91
9 111 110 80 120 182 215 451 218 79 74 65 90
10 106 108 82 111 197 224 449 228 79 72 67 90
11 102 101 86 108 201 253 454 231 85 72 67 90
12 102 96 81 108 200 271 448 242 84 73 69 89
13 101 95 77 108 212 287 451 265 75 70 69 90
14 106 97 75 135 210 269 469 231 79 63 70 93
15 108 98 75 153 206 273 465 224 87 60 73 93
16 109 96 74 137 197 298 454 195 89 59 77 98
17 106 95 75 129 194 300 446 180 80 58 78 108
18 104 94 73 115 201 270 449 159 74 57 77 109
19 105 96 72 103 206 304 428 141 67 57 78 104
20 104 97 75 102 218 342 408 147 69 56 77 99
21 105 97 85 107 222 356 398 134 63 58 78 98
22 104 96 94 128 221 352 405 127 62 56 79 97
23 104 99 93 139 212 366 392 135 60 57 79 101
24 103 100 87 139 207 369 398 129 61 54 81 103
25 103 97 87 111 215 379 393 126 61 55 84 102
26 102 94 100 90 239 384 388 126 59 54 83 103
27 103 94 104 74 270 369 397 142 56 61 85 104
28 103 92 113 68 257 375 357 130 56 64 86 102
29 104 101 121 87 224 395 334 156 57 64 86 99
30 104   131 91 188 413 343 135 58 63 87 98
31 103   152   220   372 124   65   97