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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 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 -> 2023-09-30)

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
1 116 116 92 70 30 14 6.3 2 2.2 6 41 99
2 132 109 92 61 32 17 6 1.8 2.4 4.8 38 127
3 134 98 95 58 35 15 5.2 1.7 2 4.9 29 133
4 140 93 92 51 31 19 4.5 1.7 2.4 4.8 31 142
5 130 94 94 54 36 17 4.1 2.2 2.3 4.5 30 121
6 143 118 96 55 42 15 3.9 1.9 3 5.6 32 125
7 151 126 99 56 36 18 3.5 2 2.3 4.5 41 133
8 122 123 87 65 31 19 4 1.9 2.2 5.9 41 110
9 126 119 97 63 28 19 4.2 1.7 2.4 8.3 39 109
10 138 125 94 58 26 20 3.8 1.9 2.7 11 39 120
11 128 103 79 56 24 22 3.4 2 2.4 12 57 134
12 136 98 91 55 22 14 3 1.8 2 9.5 56 134
13 140 94 96 56 22 13 3.1 1.8 2 10 54 130
14 145 89 94 53 27 11 3.2 1.8 2.5 8.8 53 121
15 166 99 106 54 28 12 3.2 1.9 3.6 9.1 73 108
16 149 132 89 49 27 12 3.3 2 3.1 8.7 74 110
17 155 137 80 47 34 11 3.4 2.1 4.4 10 84 106
18 162 130 79 43 32 9.5 3.1 1.8 6.9 13 81 99
19 152 137 73 42 26 9.4 3.5 1.9 7.3 15 108 110
20 134 129 67 51 26 11 2.8 2.1 5.6 19 90 147
21 123 114 65 46 24 13 2.5 2 4.6 16 75 165
22 121 104 76 45 24 10 2.8 2.4 3.8 19 84 146
23 132 104 74 46 23 8.5 2.5 2.5 4.3 17 100 128
24 134 115 79 45 21 8.9 2.3 2.8 4.4 16 122 127
25 142 101 84 41 20 7.6 2.1 4.3 3.7 13 122 110
26 118 96 81 40 19 7.1 2.1 3.1 3.3 15 120 114
27 115 96 72 40 21 6.6 2.1 2.5 3.8 21 120 140
28 122 96 70 36 18 6 2.1 2.3 4.7 21 104 139
29 113 82 83 33 17 6.6 2 2.6 5.3 26 93 134
30 109   90 33 14 5.9 2.1 3 6.4 28 91 132
31 121   82   15   2.1 2   34   113