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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 01075000 PEMIGEWASSET RIVER AT WOODSTOCK, NH


Grafton County, New Hampshire
Hydrologic Unit Code 01070001
Latitude  43°58'34", Longitude  71°40'48" NAD27
Drainage area 193  square miles
Gage datum 616.10 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 1939-10-01 -> 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
1 382 226 217 1,000 1,820 761 505 277 346 454 675 639
2 369 228 239 946 1,750 788 547 264 293 452 572 543
3 329 326 218 1,040 1,900 774 410 346 225 351 785 500
4 297 280 227 942 1,810 607 366 294 223 317 578 443
5 284 258 272 945 1,700 545 368 324 193 263 572 489
6 360 232 349 835 1,510 576 331 283 206 310 543 486
7 306 214 423 851 1,470 510 281 236 220 390 565 587
8 264 233 327 927 1,470 475 271 263 206 423 613 496
9 296 218 366 803 1,510 438 347 288 205 465 691 472
10 315 201 368 847 1,460 473 359 442 221 353 495 496
11 323 229 343 962 1,320 493 347 366 310 367 531 642
12 410 224 321 1,230 1,450 481 319 283 291 308 535 712
13 434 205 388 1,240 1,380 497 331 269 265 318 502 572
14 374 191 448 1,520 1,300 454 348 289 269 365 494 477
15 312 182 410 1,590 1,310 523 311 230 245 452 571 439
16 271 187 365 1,550 1,350 455 292 234 209 547 553 379
17 243 209 402 1,500 1,500 478 275 269 198 518 587 382
18 278 212 506 1,550 1,310 413 295 234 204 405 475 725
19 286 210 436 1,520 1,280 409 343 199 306 363 440 446
20 259 188 475 1,730 1,310 374 324 187 272 476 644 392
21 239 204 492 1,710 1,170 373 274 188 233 500 577 792
22 266 258 502 1,610 1,070 355 271 254 243 392 504 554
23 314 269 498 1,900 941 347 347 220 271 355 464 493
24 327 231 498 1,790 916 363 350 207 301 670 443 523
25 388 332 511 1,620 835 411 299 177 286 603 543 631
26 344 310 571 1,640 858 504 289 182 262 579 655 473
27 269 265 765 1,570 819 398 236 154 356 592 547 525
28 261 238 734 1,660 791 445 261 435 311 588 613 478
29 239 252 731 1,770 770 466 322 300 333 538 588 396
30 215   782 1,680 744 677 370 228 473 773 650 439
31 271   818   646   287 299   598   441