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USGS Daily Statistics for the Nation

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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
1 178 171 214 485 407 183 115 82 49 85 203 227
2 180 163 208 498 411 180 113 91 55 93 201 238
3 184 161 202 517 395 185 117 90 59 101 191 238
4 191 162 192 540 387 195 111 87 54 100 189 223
5 186 159 190 563 369 187 102 84 49 97 195 203
6 166 156 186 590 368 178 100 79 45 94 196 195
7 158 163 182 621 349 179 95 78 47 92 189 198
8 161 153 189 613 322 179 92 77 51 91 187 205
9 156 141 204 598 288 176 88 73 53 95 191 198
10 156 130 214 583 268 160 80 77 53 96 196 189
11 163 129 221 571 264 148 73 82 52 108 197 206
12 163 137 229 565 262 143 83 72 52 103 193 231
13 169 135 253 567 264 150 84 66 58 102 191 241
14 175 134 268 570 265 147 90 72 66 105 189 235
15 177 135 281 558 259 141 99 73 66 95 191 225
16 170 131 277 537 260 132 88 69 63 110 189 219
17 172 135 286 523 258 128 85 64 63 124 188 208
18 161 136 294 518 256 123 70 53 73 134 188 199
19 154 146 298 520 242 116 70 47 73 141 176 199
20 159 150 312 512 238 118 69 43 71 130 168 196
21 155 156 333 499 242 114 65 41 70 148 174 184
22 146 161 332 502 228 110 67 47 72 154 176 185
23 142 163 352 484 213 103 73 44 77 155 175 194
24 150 184 361 479 209 104 79 39 76 158 172 200
25 173 183 355 477 217 100 82 34 74 148 170 201
26 195 200 360 466 211 104 79 34 70 149 171 205
27 199 207 378 455 203 111 75 31 68 163 184 201
28 194 211 398 439 195 109 76 29 66 168 197 203
29 206 284 437 422 189 115 83 32 74 181 207 202
30 201   461 415 182 119 78 42 81 193 214 202
31 186   469   178   86 49   201   196