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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 04235000 CANANDAIGUA OUTLET AT CHAPIN NY


Ontario County, New York
Hydrologic Unit Code 04140201
Latitude  42°55'05.6", Longitude  77°13'58.0" NAD83
Drainage area 195  square miles
Gage datum 670.92 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 1939-10-01 -> 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
1 180 163 206 357 331 212 128 80 51 66 97 129
2 179 164 202 373 316 202 122 76 47 68 104 131
3 181 165 212 387 297 192 118 74 46 69 106 134
4 183 161 223 404 283 178 114 74 47 77 107 138
5 181 161 226 431 274 164 112 75 48 75 109 135
6 181 159 230 440 272 165 112 73 48 76 105 137
7 174 159 232 436 270 165 111 72 51 77 101 136
8 170 157 240 434 265 157 99 72 51 76 102 136
9 168 153 245 423 261 154 101 79 58 78 107 137
10 167 153 251 410 264 136 105 83 57 77 107 141
11 164 151 262 402 265 125 97 80 55 72 107 144
12 163 154 265 397 275 123 91 76 54 73 108 143
13 164 153 275 399 285 134 87 74 54 73 106 141
14 167 155 286 399 286 136 82 68 56 73 106 140
15 169 157 302 386 274 129 88 69 57 73 104 142
16 167 156 300 379 273 134 96 65 59 72 109 142
17 170 160 306 383 269 137 94 63 63 75 112 145
18 171 170 306 371 257 129 86 61 68 75 110 145
19 171 166 308 359 256 133 78 64 69 76 112 143
20 170 168 312 357 257 136 77 65 70 78 117 143
21 170 172 317 362 255 143 77 57 66 86 114 141
22 167 173 325 366 250 151 77 55 64 86 111 146
23 168 186 322 363 243 148 77 57 63 85 110 151
24 168 192 321 351 238 139 81 55 59 83 108 151
25 170 197 316 353 228 133 84 56 64 83 107 158
26 170 197 319 370 220 120 84 55 62 88 111 154
27 168 201 336 366 207 120 82 54 62 86 114 159
28 161 198 337 359 200 123 81 56 65 91 116 169
29 159 213 339 343 198 119 78 60 66 90 117 171
30 161   353 340 199 129 76 57 63 95 118 181
31 162   351   209   75 53   93   180