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USGS Daily Statistics for Oregon

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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 14211500 JOHNSON CREEK AT SYCAMORE, OR


Multnomah County, Oregon
Hydrologic Unit Code 17090012
Latitude  45°28'38.84", Longitude 122°30'28.87" NAD83
Drainage area 26.8  square miles
Gage datum 228.47 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 1940-10-01 -> 2019-09-30)

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
1 119 118 92 71 30 14 6.3 2.0 2.2 6.0 43 102
2 135 111 92 62 32 17 6.0 1.8 2.4 4.8 39 133
3 127 100 95 59 36 16 5.1 1.7 2.1 5.0 30 139
4 138 95 93 52 31 19 4.5 1.7 2.4 4.9 32 149
5 128 96 96 55 37 17 4.1 2.2 2.3 4.5 31 127
6 136 121 99 56 41 15 3.8 1.9 3.1 5.7 32 130
7 151 130 102 54 35 18 3.5 2.0 2.3 4.6 42 138
8 122 127 89 62 31 19 3.9 1.9 2.2 6.0 43 114
9 127 123 100 62 28 19 4.2 1.7 2.4 8.6 40 112
10 142 129 97 58 27 17 3.7 1.8 2.6 10 41 125
11 129 104 82 53 25 14 3.4 1.9 2.4 12 57 136
12 133 98 94 53 22 12 2.9 1.8 2.0 9.2 50 135
13 134 95 99 54 22 11 3.1 1.8 2.0 10 52 131
14 146 90 97 52 27 9.9 3.2 1.8 2.5 8.9 53 123
15 171 98 109 54 27 11 3.3 1.9 3.5 9.3 73 111
16 152 130 91 49 27 11 3.3 2.0 3.0 8.9 76 112
17 159 137 82 47 35 11 3.4 2.1 4.4 10 87 109
18 166 131 81 44 32 8.8 3.1 1.8 5.8 14 83 99
19 153 137 75 42 26 8.8 3.5 1.9 7.2 15 109 105
20 134 129 69 51 26 10 2.9 2.1 5.6 20 93 134
21 124 115 66 46 24 13 2.5 2.1 4.7 16 77 161
22 123 105 77 45 24 9.9 2.8 2.4 3.8 19 88 146
23 134 105 75 47 23 8.4 2.5 2.5 3.8 18 104 129
24 136 115 81 46 21 8.9 2.3 2.9 4.2 16 127 126
25 146 102 86 42 20 7.6 2.1 4.4 3.5 13 127 111
26 120 98 84 40 19 6.9 2.1 3.2 3.2 15 124 116
27 118 98 74 41 22 6.4 2.1 2.6 3.4 21 124 144
28 121 96 73 37 19 5.8 2.1 2.3 4.5 20 107 143
29 114 85 86 33 17 6.6 2.0 2.7 5.1 26 96 138
30 111   93 33 14 5.9 2.1 3.1 6.4 29 94 133
31 124   84   15   2.1 2.1   35   115