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USGS Daily Statistics for Oregon

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 14139800 SOUTH FORK BULL RUN RIVER NEAR BULL RUN, OR


Clackamas County, Oregon
Hydrologic Unit Code 17080001
Latitude  45°26'41", Longitude 122°06'30" NAD27
Drainage area 15.7  square miles
Gage datum 990 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 1974-10-01 -> 2024-09-30)

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
1 175 188 151 156 134 83 43 19 21 44 132 242
2 186 168 146 151 131 86 42 19 20 34 129 276
3 188 142 149 145 136 84 40 18 20 39 121 238
4 189 135 153 136 128 83 37 17 19 39 143 233
5 193 146 151 142 126 80 35 17 19 35 160 189
6 219 170 157 150 124 86 34 17 21 35 167 191
7 213 216 164 162 124 101 32 18 20 40 216 207
8 218 158 144 180 117 96 31 19 19 44 162 179
9 205 164 174 173 110 90 32 17 19 49 139 174
10 212 162 166 166 110 99 31 16 22 48 124 188
11 191 132 150 177 106 99 30 16 23 52 147 199
12 200 141 149 164 99 93 28 16 22 53 160 200
13 221 150 146 165 95 92 31 16 20 56 174 229
14 230 164 153 169 108 83 31 16 20 55 150 194
15 213 169 167 153 112 78 29 18 22 54 143 178
16 229 190 164 155 113 73 28 18 23 53 145 184
17 214 187 144 147 115 68 28 17 30 48 178 175
18 196 193 162 140 110 66 26 17 36 59 161 163
19 193 220 156 135 105 69 26 17 33 68 171 141
20 187 210 147 142 98 64 25 19 37 75 169 190
21 161 203 145 134 96 62 24 21 32 84 168 179
22 139 198 146 129 100 56 25 20 27 100 172 170
23 183 206 148 144 104 53 25 21 26 79 179 172
24 196 177 144 156 97 51 24 21 30 74 189 174
25 189 149 155 153 93 51 23 23 31 81 270 187
26 155 140 148 152 93 51 22 24 28 82 210 173
27 137 141 152 161 96 51 21 20 28 103 186 186
28 158 156 158 152 98 47 21 19 34 98 200 230
29 175 137 171 140 98 46 20 19 38 106 183 210
30 178   183 143 93 43 20 23 40 104 191 217
31 194   166   86   19 22   139   177