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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 -> 2023-09-30)

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
1 153 127 205 403 284 93 77 67 30 54 162 186
2 153 117 208 417 269 93 91 57 33 48 139 228
3 145 125 204 423 238 121 112 52 32 56 155 225
4 138 148 196 416 215 132 114 50 26 54 148 179
5 144 154 193 398 202 123 95 46 24 52 121 147
6 142 156 172 363 194 115 77 42 25 45 114 138
7 139 134 173 354 190 114 58 47 75 40 118 143
8 137 120 212 349 170 124 55 65 77 41 115 156
9 146 113 248 330 154 115 61 78 51 67 131 152
10 141 110 283 315 148 100 65 52 55 82 153 147
11 157 112 249 305 147 101 58 43 50 69 151 160
12 165 118 232 295 151 103 54 47 51 73 139 198
13 188 124 231 311 152 107 68 59 51 63 151 219
14 192 127 246 335 286 190 96 68 47 60 169 204
15 185 125 320 309 314 195 87 55 38 120 189 199
16 166 119 290 398 252 155 76 43 36 173 188 161
17 159 122 251 538 217 152 79 44 58 116 182 155
18 147 137 236 400 176 131 70 40 63 92 181 207
19 163 154 242 357 169 101 67 36 74 79 139 192
20 171 150 241 299 168 93 59 35 61 83 130 164
21 165 140 244 271 152 80 53 34 42 140 128 157
22 143 164 257 279 133 70 49 42 36 180 121 174
23 126 185 294 275 126 71 52 41 35 149 131 200
24 130 187 289 282 142 73 73 37 36 134 124 259
25 173 234 259 255 172 73 88 34 35 129 126 215
26 195 316 251 226 165 82 61 35 38 150 170 230
27 189 251 273 251 156 81 49 32 43 145 181 211
28 214 223 300 258 133 85 48 31 47 142 186 213
29 184 276 361 244 123 94 51 49 53 181 174 190
30 146   407 242 109 89 71 51 52 185 165 180
31 132   467   97   71 39   200   164