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USGS 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 04214060 BIG SISTER CREEK AT EVANS CENTER NY


Erie County, New York
Hydrologic Unit Code 04120103
Latitude  42°39'25.7", Longitude  79°02'07.8" NAD83
Drainage area 48.4  square miles
Gage datum 591.72 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 -> 2025-09-30)

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
1 212 68 114 171 88 13 7.6 8 4.9 6.9 278 254
2 249 79 143 92 110 14 19 8.3 8.5 75 262 317
3 126 132 176 117 99 14 62 11 5.5 29 244 283
4 151 158 235 253 102 11 17 8.3 3.8 46 76 189
5 119 216 95 106 75 9.4 9.4 6.6 5 18 241 107
6 72 181 149 146 50 10 27 5.2 4.8 53 322 84
7 59 135 146 128 41 9.9 17 6.7 19 136 84 70
8 74 152 118 92 50 9.3 9.3 11 14 26 46 58
9 137 211 110 71 34 13 7.3 20 4.9 15 39 67
10 129 156 186 67 50 19 8.6 8.9 22 10 63 98
11 227 137 185 67 36 28 9.6 8.3 7.5 11 121 84
12 251 188 117 268 37 11 13 5.7 32 26 189 57
13 200 195 81 168 46 14 6.9 4.1 16 19 81 44
14 82 142 93 90 44 41 85 5 9.8 16 66 101
15 59 177 118 108 78 16 26 4.7 7.6 14 65 139
16 55 153 87 208 85 37 36 7.8 6.6 40 124 117
17 57 189 188 197 38 19 60 7.1 4.5 37 161 68
18 73 173 89 133 52 12 42 27 3.6 29 126 59
19 129 121 70 105 32 9.7 16 15 11 30 200 147
20 114 161 125 118 34 88 9.8 8.2 5.4 80 120 123
21 82 102 73 85 25 81 9.9 11 3.7 102 119 167
22 109 160 53 91 71 21 10 7 6.5 63 139 88
23 159 269 77 61 96 15 6.9 5.4 9.1 39 82 127
24 262 153 88 52 33 14 6 4.2 5.7 33 64 98
25 291 144 90 50 21 9.2 20 13 25 33 141 138
26 269 111 110 138 17 7.4 5.6 7.7 115 34 175 94
27 145 142 98 102 58 14 5.8 10 124 109 204 152
28 158 171 150 70 27 17 52 5 33 77 204 154
29 130 68 160 77 30 38 21 4.1 14 161 98 116
30 107   169 119 25 14 15 5.5 7.7 123 220 240
31 76   201   15   7.1 8.1   219   281