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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 01093852 SOUHEGAN RIVER (SITE WLR-1) NEAR MILFORD, NH


Hillsborough County, New Hampshire
Hydrologic Unit Code 01070002
Latitude  42°50'33", Longitude  71°42'26" NAD27
Drainage area 103  square miles
Gage datum 264.32 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 1993-10-01 -> 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
1 274 200 293 576 406 118 113 92 53 103 263 260
2 269 186 285 524 377 138 173 77 99 93 255 270
3 244 176 304 498 330 135 172 67 69 85 284 270
4 248 195 264 552 286 126 171 70 56 107 231 258
5 250 207 246 539 285 124 151 65 46 122 205 229
6 231 190 278 498 294 154 114 63 49 102 198 227
7 216 181 476 506 276 161 95 70 147 96 187 237
8 205 180 424 507 256 156 90 61 121 90 170 286
9 184 174 423 476 235 138 94 58 102 76 159 249
10 244 167 405 462 216 116 108 60 89 69 183 321
11 243 190 399 453 200 124 107 63 93 64 181 374
12 261 209 406 467 192 138 113 103 101 67 218 409
13 417 196 398 442 172 131 101 90 93 62 232 400
14 359 175 497 425 179 173 85 95 78 67 227 394
15 308 163 528 384 205 140 74 76 69 86 267 352
16 298 176 482 387 224 115 81 72 62 94 231 309
17 275 192 446 431 215 103 74 62 53 108 220 288
18 253 236 429 368 205 100 126 68 122 92 202 388
19 231 209 420 340 193 109 104 71 109 80 180 353
20 216 198 389 324 177 97 82 76 81 101 180 284
21 212 193 362 347 166 86 82 57 67 107 164 297
22 195 192 340 324 156 82 82 68 65 147 155 340
23 190 228 380 375 154 129 91 118 72 172 181 426
24 243 231 391 337 151 128 150 130 91 153 176 449
25 263 356 359 280 151 111 152 87 86 149 207 520
26 330 422 339 291 201 116 113 85 91 184 210 417
27 317 357 346 351 169 122 104 70 101 185 237 364
28 275 330 383 295 154 124 109 102 98 216 224 380
29 234 401 450 266 150 126 95 114 103 226 204 354
30 203   585 291 144 108 137 93 118 403 222 310
31 207   638   141   100 70   341   281