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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 01158000 ASHUELOT RIVER BELOW SURRY MT DAM, NEAR KEENE, NH


Cheshire County, New Hampshire
Hydrologic Unit Code 01080201
Latitude  42°59'41", Longitude  72°18'42" NAD27
Drainage area 101  square miles
Gage datum 479.61 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 1944-10-01 -> 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
1 178 171 214 485 407 180 116 83 49 85 203 227
2 180 163 208 498 413 176 114 92 55 93 201 238
3 184 161 202 517 397 180 118 91 60 101 191 238
4 191 162 192 540 389 190 112 88 55 100 189 223
5 186 159 190 563 370 183 103 85 50 97 195 203
6 166 156 186 590 364 173 101 80 46 94 196 195
7 158 163 182 621 341 174 95 79 47 92 189 198
8 161 153 189 613 314 175 92 78 51 91 187 205
9 156 141 204 598 285 172 89 74 53 95 191 198
10 156 130 214 583 266 155 81 78 54 96 196 189
11 163 129 221 571 258 143 73 83 53 108 197 206
12 163 137 229 565 252 138 84 73 53 103 193 231
13 169 135 253 567 254 145 85 66 59 102 191 241
14 175 134 268 570 256 143 91 73 67 105 189 235
15 177 135 281 558 250 137 100 73 67 95 191 225
16 170 131 277 537 250 129 89 70 64 110 189 219
17 172 135 286 523 248 125 86 65 63 124 188 208
18 161 136 294 518 247 120 70 54 74 134 188 199
19 154 146 298 520 234 113 70 47 74 141 176 199
20 159 150 312 512 231 116 69 43 72 130 168 196
21 155 156 333 499 236 112 66 42 70 148 174 184
22 146 161 332 502 223 109 68 48 72 154 176 185
23 142 163 352 484 209 102 74 45 77 155 175 194
24 150 184 361 479 205 104 80 40 76 158 172 200
25 173 183 355 477 212 100 83 35 74 148 170 201
26 195 200 360 466 206 104 79 34 70 149 171 205
27 199 207 378 455 198 112 76 32 68 163 184 201
28 194 211 398 439 192 110 76 29 66 168 197 203
29 206 284 437 422 187 116 84 32 74 181 207 202
30 201   461 414 180 119 79 43 81 193 214 202
31 186   469   176   87 50   201   196