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USGS Daily Statistics for the Nation

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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 12180500 DIOBSUD CREEK NEAR MARBLEMOUNT, WA


Skagit County, Washington
Hydrologic Unit Code 17110005
Latitude  48°33'40", Longitude 121°25'00" NAD27
Drainage area 25.4  square miles
Gage datum 350 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 2023-10-01 -> 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
1 123 71 190   114 164 140 70 40 20 171 78
2 104 50 179   100 310 119 65 40 18 241 75
3 98 42 154   101 647 109 63 37 16 177 73
4 102 35     126 664 111 58 33 26 248 93
5 115 29     151 449 120 51 33 39 232 111
6 105 28     189 285 124 46 34 24 166 116
7 90 26     146 257 126 50 34 18 166 908
8 82 25     120 273 119 46 33 26 190 399
9 76 24     141 266 129 42 31 72 213 221
10 88 22     248 246 117 41 25 41 188 160
11 87 20     327 219 102 40 28 28 372 129
12 76 20     319 183 96 39 27 21 330 109
13 68 20     246 162 94 35 24 20 584 98
14 63 20     193 153 91 32 34 27 549 123
15 61 20     201 158 84 33 33 63 321 132
16 68 23     285 149 80 32 25 129 233 106
17 59 26     229 137 83 31 23 103 322 146
18 53 30     145 143 84 51 20 113 249 996
19 49 38     117 144 78 43 18 1,110 194 374
20 45 55     106 158 71 31 17 703 167 337
21 43 66     133 172 71 27 15 386 147 323
22 40 337     215 170 67 24 17 216 172 277
23 39 742   89 149 164 59 38 25 139 200 331
24 36 471   97 146 132 53 217 27 104 160 290
25 34 434   127 187 123 54 105 82 83 142 214
26 32 326   165 166 148 45 59 115 104 135 255
27 31 222   192 152 239 41 89 104 587 118 231
28 31 197   215 188 206 40 60 55 421 104 277
29 31     178 217 158 61 44 37 268 93 287
30 30     133 184 156 169 40 26 184 84 194
31 61       160   98 39   144   150