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USGS Surface-Water Daily Statistics for New York

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 04213401 WALNUT CREEK AT US ROUTE 20 AT SILVER CREEK NY


Chautauqua County, New York
Hydrologic Unit Code 04120101
Latitude  42°32'18.1", Longitude  79°10'08.3" NAD83
Drainage area 25.6  square miles
Gage datum 587.55 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 2016-10-01 -> 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 86 46 47 132 70 19 8.1 7.7 5 6.4 100 99
2 111 49 84 65 82 22 45 6.6 12 29 80 126
3 77 53 105 55 103 18 30 6.3 5.3 9.9 81 111
4 99 75 113 172 67 15 11 5.6 6.2 15 44 106
5 63 81 56 70 48 14 7.9 5.2 10 8.1 108 68
6 47 67 100 88 39 16 6.8 4.6 8.4 22 86 61
7 42 63 80 85 38 14 21 5.9 5.7 74 39 47
8 49 65 57 59 36 14 8.7 8.1 5.9 15 30 43
9 83 98 67 50 32 18 7.4 7.3 4.3 15 29 56
10 87 74 104 43 45 17 6.5 4.7 16 11 34 65
11 103 49 118 40 35 22 14 5.7 6.1 16 61 55
12 163 48 87 64 41 14 18 4 8 16 74 44
13 164 60 68 55 41 17 8 3.5 14 20 51 43
14 93 50 75 47 52 32 26 8.5 11 15 49 58
15 72 76 77 66 127 17 9.3 4.4 20 14 40 69
16 62 67 64 127 49 23 10 4 8.6 24 53 53
17 65 93 138 86 33 19 46 6.2 4.9 24 57 39
18 68 99 71 61 30 14 32 13 4 17 51 45
19 91 66 64 59 29 13 12 16 4.2 27 87 65
20 80 73 87 69 35 25 9.4 6.8 3.8 52 50 52
21 60 62 58 63 24 47 26 5.7 3.3 58 44 78
22 92 103 57 66 31 12 18 7.9 4.1 33 62 51
23 73 117 77 49 42 11 11 5.9 5.4 24 46 66
24 85 63 67 44 25 11 9 4.9 3.4 25 39 59
25 130 68 70 46 20 8.4 9.3 25 5 30 86 79
26 99 59 67 77 17 11 6.1 5.8 39 29 78 50
27 65 62 75 56 40 11 6.7 6.1 41 57 70 73
28 81 61 100 46 26 13 6.8 5.4 29 40 76 72
29 67 55 141 63 26 11 18 6 7.5 90 48 60
30 58   102 86 21 7.3 11 11 6.7 51 103 98
31 47   110   18   6.8 13   82   105