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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 -> 2024-09-30)

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
1 159 130 204 403 284 93 77 67 30 54 162 184
2 157 120 206 417 269 93 91 57 33 49 139 224
3 148 128 211 423 238 121 112 52 32 56 154 221
4 141 149 207 416 215 132 114 50 26 54 147 180
5 146 155 199 398 202 123 95 46 24 52 120 148
6 144 156 181 363 194 115 77 42 25 45 113 139
7 140 135 197 354 190 114 58 47 75 40 116 143
8 138 121 243 349 170 124 55 65 77 41 113 154
9 147 114 261 330 154 115 61 78 51 67 129 150
10 167 111 304 315 148 100 65 52 55 81 150 146
11 207 114 280 305 147 101 58 43 50 68 148 174
12 187 121 246 295 151 103 54 47 51 72 136 225
13 210 126 238 311 152 107 68 59 51 63 148 228
14 232 128 249 335 286 190 96 68 47 59 165 208
15 205 125 321 309 314 195 87 55 38 118 185 201
16 177 119 293 398 252 155 76 43 36 169 184 164
17 166 122 254 538 217 152 79 44 58 114 178 157
18 153 136 237 400 176 131 70 40 63 90 177 236
19 167 152 242 357 169 101 67 36 74 77 137 303
20 173 148 240 299 168 93 59 35 61 81 127 206
21 167 138 243 271 152 80 53 34 42 137 126 178
22 145 161 254 279 133 70 49 42 36 180 122 187
23 129 182 291 275 126 71 52 41 35 149 139 208
24 132 184 291 282 142 73 73 37 36 133 129 262
25 176 228 264 255 172 73 88 34 35 128 128 220
26 201 308 251 226 165 82 61 35 38 149 168 232
27 198 245 273 251 156 81 49 32 43 144 182 214
28 220 219 300 258 133 85 48 31 47 140 190 216
29 190 270 361 244 123 94 51 49 53 178 176 202
30 151   407 242 109 89 71 51 53 183 164 193
31 136   467   97   71 39   200   172