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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 01072800 COCHECO RIVER NEAR ROCHESTER, NH.


Strafford County, New Hampshire
Hydrologic Unit Code 01060003
Latitude  43°16'06", Longitude  70°58'27" NAD27
Drainage area 79.9  square miles
Gage datum 118.77 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 1994-10-01 -> 2021-09-30)

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
1 147 127 212 418 221 96 80 56 27 56 140 186
2 145 119 214 421 220 97 92 52 24 50 134 230
3 135 128 210 434 213 127 98 48 23 58 157 230
4 129 151 203 435 200 140 87 47 21 57 152 181
5 135 154 201 418 187 130 80 43 20 54 123 148
6 134 156 177 379 180 122 67 40 20 47 116 140
7 134 133 174 369 184 121 52 46 76 41 121 141
8 134 118 211 360 169 133 52 64 80 42 118 148
9 146 109 252 334 154 122 57 72 50 71 136 150
10 141 105 295 321 149 102 54 47 46 87 159 147
11 163 105 256 316 150 106 48 39 44 73 158 161
12 172 113 234 308 156 109 45 46 42 77 139 197
13 185 120 227 328 158 112 63 58 44 67 141 221
14 178 125 246 357 309 204 96 69 41 56 163 209
15 184 124 329 329 341 210 88 56 35 116 188 207
16 163 117 296 429 271 167 74 43 33 179 189 164
17 143 116 252 581 233 162 60 44 59 120 181 153
18 133 122 233 427 188 130 49 40 63 92 183 211
19 157 139 235 376 181 99 43 34 55 78 140 197
20 169 142 235 306 179 95 42 33 40 84 130 168
21 165 136 242 281 151 82 39 32 32 146 130 162
22 143 165 259 290 133 73 37 42 28 190 122 181
23 126 179 300 286 130 74 47 38 28 157 133 177
24 132 171 292 282 149 77 73 31 31 141 126 184
25 180 234 254 251 182 76 90 28 31 135 129 187
26 196 333 242 224 175 81 60 26 35 157 176 181
27 178 263 269 257 166 77 48 25 42 150 187 187
28 211 232 302 267 141 84 46 27 47 147 189 206
29 185 276 367 254 131 94 48 48 54 190 176 187
30 145   422 243 115 91 44 49 54 193 168 178
31 131   494   100   40 34   188   160