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USGS 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", Longitude  79°10'10" NAD27
Drainage area 25.6  square miles
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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 -> 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 18 53 84 198 46 30 6.5 2.8 2.9 4.2 196 23
2 17 58 168 78 42 15 5.6 2.7 11 87 182 16
3 17 48 147 70 48 13 8.9 6.8 7.7 15 173 14
4 16 46 123 418 62 14 6.1 3.9 3.8 27 71 14
5 15 46 113 99 56 11 7.3 2.8 2.9 13 286 24
6 15 46 105 93 45 9.6 5.5 2.3 2.6 63 218 24
7 15 45 100 85 41 9.0 4.3 4.7 2.3 241 68 14
8 15 45 99 71 37 8.4 3.9 8.0 2.0 38 45 23
9 29 45 97 65 34 7.9 3.6 11 1.8 41 44 26
10 85 45 94 63 35 7.8 3.5 4.6 71 26 65 22
11 271 44 94 62 31 7.8 3.3 3.2 17 42 52 20
12 695 64 90 64 85 6.8 3.0 2.6 11 43 48 18
13 534 95 88 70 58 21 3.0 2.3 6.8 43 51 17
14 352 91 83 61 45 23 3.3 3.0 5.3 29 46 17
15 259 225 94 63 170 9.4 4.2 2.9 4.0 27 39 17
16 196 207 98 417 59 7.7 3.6 2.2 3.3 38 96 17
17 162 90 88 156 42 7.0 11 3.4 2.8 25 82 17
18 131 70 91 103 35 7.4 4.4 24 2.7 21 66 28
19 115 93 104 85 34 11 3.3 7.0 2.4 16 210 177
20 98 257 100 90 90 7.4 3.0 3.8 3.3 68 80 144
21 95 152 89 85 41 7.0 2.7 3.4 3.4 128 60 52
22 387 115 84 68 39 6.4 51 18 3.9 38 80 46
23 264 108 94 60 36 7.2 11 8.0 3.0 33 50 112
24 121 105 104 59 29 13 9.7 4.1 2.7 31 46 65
25 62 180 96 63 23 13 13 2.9 3.4 24 97 42
26 55 102 127 65 19 7.6 6.9 3.3 5.5 20 114 20
27 89 76 227 56 37 9.4 4.9 7.6 5.3 51 108 21
28 123 68 348 56 24 24 3.8 5.2 3.4 77 71 21
29 67   465 56 17 12 3.1 3.4 3.2 133 63 20
30 51   349 51 14 7.9 3.2 4.7 5.2 60 19 19
31 51   114   19   2.9 3.1   78   18