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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 14211400 JOHNSON CREEK AT REGNER ROAD, AT GRESHAM, OR


Multnomah County, Oregon
Hydrologic Unit Code 17090012
Latitude  45°29'10.8", Longitude 122°25'18.6" NAD83
Drainage area 15.36  square miles
Gage datum 304.59 feet above NAVD88
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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 1998-10-01 -> 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 83 67 68 52 20 8.4 3.3 1.5 1.6 5.9 22 55
2 83 64 57 48 20 14 3.2 1.4 1.6 3.6 21 80
3 95 51 63 42 21 11 2.9 1.4 1.5 3.8 16 87
4 77 54 50 38 19 16 2.7 1.5 1.9 3.5 22 72
5 70 71 47 35 21 14 2.5 1.6 1.8 2.6 25 69
6 81 65 54 38 20 13 2.5 1.5 3.3 2.6 35 65
7 65 67 60 46 23 11 2.3 1.5 1.9 3.4 47 87
8 65 59 49 52 20 11 2.5 1.5 1.7 3.7 29 61
9 70 57 58 41 20 13 2.5 1.5 1.5 6.1 23 72
10 77 41 55 43 20 25 2.3 1.5 1.5 8.1 24 79
11 76 45 46 51 18 29 2.3 1.5 1.4 4.6 28 83
12 87 50 49 43 15 14 2.1 1.9 1.3 4.5 48 78
13 94 40 69 42 13 12 2.2 1.5 1.4 6.7 43 87
14 69 45 65 43 16 10 2 1.4 1.4 7.4 34 92
15 63 56 94 48 15 8.9 1.8 1.5 2 8.6 38 68
16 75 70 69 43 16 10 1.8 1.4 1.9 9 32 65
17 90 67 55 37 16 9.5 2.1 1.3 2.8 12 43 71
18 120 70 51 33 16 8 2 1.4 5.4 10 46 66
19 115 63 48 30 16 8.4 1.9 1.5 3.5 11 60 68
20 84 58 44 27 14 7.3 1.8 1.6 4.1 13 54 117
21 73 53 48 26 14 6.1 2 1.7 2.2 11 46 90
22 73 48 49 23 16 5.1 1.9 2 1.9 16 55 75
23 69 51 44 24 15 5.2 1.9 1.8 2.6 10 61 73
24 74 55 49 27 13 5.3 1.7 1.6 2.7 9.6 63 79
25 70 53 53 27 11 4.5 1.6 3.2 2.4 8.4 64 77
26 60 51 48 27 10 4.5 1.6 2.1 2.1 10 62 71
27 68 55 51 25 11 4.7 1.6 1.9 2.5 11 48 98
28 71 67 55 22 11 4.2 1.6 1.5 4 13 47 116
29 82 52 69 20 12 4.3 1.6 1.6 5.8 15 49 105
30 85   64 24 9 3.4 1.6 2.1 6.7 14 52 114
31 80   53   8.9   1.5 1.7   24   84