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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 14138900 NORTH FORK BULL RUN RIVER NEAR MULTNOMAH FALLS, OR


Multnomah County, Oregon
Hydrologic Unit Code 17080001
Latitude  45°29'40", Longitude 122°02'05" NAD27
Drainage area 8.32  square miles
Gage datum 1,060 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 1965-10-01 -> 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
1 108 120 86 94 81 57 33 16 18 31 84 161
2 105 103 89 93 83 62 33 17 19 26 85 190
3 112 85 85 89 88 56 32 16 18 28 80 143
4 125 87 85 79 83 58 29 16 17 28 83 149
5 128 87 95 88 86 55 28 15 17 26 80 129
6 129 101 93 94 83 59 26 15 18 27 99 129
7 140 122 92 100 81 64 25 16 19 29 116 131
8 136 90 82 105 77 61 25 16 17 30 98 110
9 139 96 102 104 78 57 25 15 17 35 90 118
10 124 96 98 101 76 58 25 15 19 32 86 120
11 122 82 92 105 75 55 25 15 19 36 97 134
12 138 96 96 98 69 56 24 15 17 37 107 130
13 175 99 91 100 70 54 27 15 16 39 115 151
14 171 103 92 99 77 50 24 15 17 40 99 125
15 154 111 101 94 77 46 22 16 19 42 98 113
16 157 132 98 94 77 47 22 15 19 36 107 120
17 149 134 88 89 77 43 22 16 23 34 122 113
18 152 129 101 84 74 45 21 16 27 39 102 103
19 149 145 92 82 73 45 20 15 25 47 108 97
20 136 131 86 90 68 41 20 17 27 52 111 135
21 117 115 82 82 68 39 20 17 25 57 113 132
22 94 115 86 80 69 38 20 17 22 70 120 117
23 137 120 89 88 70 37 21 17 26 56 121 116
24 136 96 85 96 67 37 21 18 30 51 129 115
25 129 86 90 91 65 42 21 22 27 57 169 114
26 107 79 86 90 65 41 20 21 23 59 126 111
27 98 88 90 95 66 38 20 19 23 66 119 132
28 105 94 94 87 65 36 19 18 27 67 125 145
29 110 91 106 81 70 37 18 17 29 67 121 129
30 114   111 87 68 33 17 19 30 73 126 127
31 124   100   61   16 18   98   106