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USGS Surface-Water 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 -> 2021-09-30)

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
1 175 193 146 158 129 84 45 19 22 45 132 244
2 188 172 141 153 127 88 43 19 21 36 131 282
3 191 144 146 147 133 86 41 18 20 40 123 244
4 192 137 153 135 125 85 38 18 20 40 123 239
5 195 146 153 142 123 81 36 17 20 36 136 193
6 203 171 159 151 119 86 34 17 22 36 161 194
7 204 218 167 161 114 103 33 18 20 42 216 210
8 215 158 146 180 111 98 32 19 20 46 161 177
9 205 165 177 173 106 92 33 17 19 52 138 174
10 214 164 170 162 108 93 31 17 22 49 123 188
11 194 133 153 174 105 90 30 17 24 52 141 196
12 202 143 152 164 98 90 29 17 22 53 137 196
13 223 153 146 166 93 88 32 16 21 57 166 229
14 232 167 153 172 101 79 32 16 21 56 149 196
15 214 173 165 156 108 76 29 18 23 55 143 181
16 232 195 163 157 110 72 29 18 24 54 145 188
17 216 191 144 149 114 68 29 18 31 49 181 179
18 197 198 162 141 109 66 27 18 37 61 164 166
19 194 226 155 136 104 69 26 17 34 71 174 140
20 178 214 146 142 97 65 25 19 39 78 172 185
21 155 204 143 132 96 62 24 22 33 88 171 174
22 136 201 144 127 100 57 26 21 28 103 176 167
23 185 210 146 139 105 53 26 22 27 82 181 169
24 199 181 143 151 99 52 25 22 32 75 192 172
25 193 153 155 149 95 52 23 24 32 81 278 182
26 158 143 149 148 94 53 22 25 29 81 215 167
27 139 144 154 158 97 52 21 21 28 104 187 178
28 160 155 161 148 99 49 21 19 34 100 201 227
29 179 137 175 135 98 48 21 19 38 107 183 210
30 182   187 137 92 44 20 24 41 104 189 216
31 199   170   85   19 23   141   175