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USGS Daily Statistics for the Nation

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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
1 221 63 137 158 81 14 7.3 7.2 4.9 6.9 243 226
2 241 72 156 107 115 14 17 7.4 8.5 75 230 281
3 123 119 169 156 119 14 55 9.5 5.5 29 214 252
4 139 142 217 237 115 11 16 7.3 3.8 46 67 170
5 109 193 170 110 81 9.4 8.5 5.8 5 18 211 101
6 67 162 215 148 61 11 24 4.6 4.8 53 282 80
7 55 122 150 121 46 10 15 5.9 19 136 74 67
8 68 137 118 87 50 9.2 8.3 9.6 14 26 40 59
9 123 188 107 67 34 15 6.8 17 4.9 15 34 121
10 115 140 185 63 47 22 7.7 7.8 22 10 55 174
11 201 123 189 68 35 27 8.6 7.3 7.5 11 107 142
12 221 168 119 242 35 11 12 5.7 32 26 167 73
13 177 174 80 152 43 13 6.7 4.1 16 19 72 53
14 73 128 90 83 40 40 75 5 9.8 16 58 99
15 54 158 113 98 70 15 23 4.7 7.6 14 57 132
16 51 138 86 185 76 33 31 7.8 6.6 40 109 140
17 52 171 175 176 38 18 53 7.1 4.5 33 141 201
18 67 157 84 119 50 11 37 27 3.6 26 111 86
19 116 111 66 139 31 11 14 15 11 27 175 152
20 103 146 114 126 31 80 8.8 8.2 5.4 70 105 121
21 75 94 67 86 26 72 8.9 11 3.7 90 106 156
22 98 145 50 93 92 19 8.9 7 6.5 55 129 83
23 142 240 71 60 139 14 6.1 5.4 9.1 34 83 117
24 233 141 81 51 44 13 5.3 4.2 5.7 29 59 92
25 258 140 82 48 26 8.5 18 13 25 29 126 127
26 238 127 99 136 20 6.9 5 7.7 115 30 158 88
27 130 171 89 97 54 13 5.7 10 124 95 184 140
28 141 199 134 66 27 16 46 5 33 68 184 156
29 117 68 148 71 30 33 19 4.1 14 141 92 127
30 97   168 108 24 13 13 5.5 7.7 108 197 249
31 70   194   16   6.4 8.1   191   269