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USGS Surface-Water Daily Statistics for the Nation

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 09019500 COLORADO RIVER NEAR GRANBY, CO


Grand County, Colorado
Hydrologic Unit Code 14010001
Latitude  40°07'15", Longitude 105°54'00" NAD27
Drainage area 323  square miles
Gage datum 7,960 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 1949-10-01 -> 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 29 27 29 181 90 144 230 84 46 55 26 28
2 28 28 30 174 102 151 234 75 39 58 25 28
3 28 29 31 185 100 146 216 70 37 60 25 28
4 28 31 30 194 102 145 197 65 38 67 25 28
5 29 31 31 167 102 155 180 60 38 75 25 28
6 28 32 31 161 102 154 152 61 38 71 27 28
7 27 30 32 157 103 152 141 60 38 64 27 28
8 28 30 31 154 104 147 140 58 37 64 28 29
9 28 29 32 149 104 145 140 55 35 63 26 29
10 27 30 32 128 107 145 145 57 34 63 23 30
11 28 30 31 114 105 143 160 64 33 49 27 28
12 27 31 30 110 102 146 158 67 33 37 27 25
13 28 32 32 105 102 152 156 63 35 37 28 25
14 28 31 33 89 100 146 160 61 37 38 27 30
15 29 31 33 90 97 143 169 56 37 38 24 27
16 31 31 33 91 92 152 165 54 36 40 26 27
17 31 30 33 101 88 171 154 53 36 40 27 27
18 30 30 32 91 87 189 139 52 37 33 27 28
19 29 31 33 90 85 204 133 56 36 35 26 29
20 28 32 33 86 86 215 135 59 34 35 27 29
21 28 31 47 86 91 224 136 59 35 35 28 28
22 26 30 68 82 95 246 127 59 34 35 28 28
23 25 31 96 81 94 256 111 59 34 35 28 28
24 25 31 106 79 93 249 108 59 34 36 26 29
25 25 30 105 80 93 245 98 57 34 35 28 29
26 24 29 106 77 93 225 88 56 34 35 28 29
27 24 30 108 69 95 214 84 55 33 36 28 29
28 23 31 137 66 104 211 83 53 33 36 28 29
29 22 22 175 73 115 209 85 52 33 36 29 29
30 21   213 81 123 215 87 51 33 36 28 30
31 26   187   134   92 51   33   29