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USGS Surface-Water 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 01160350 ASHUELOT RIVER AT WEST SWANZEY, NH


Cheshire County, New Hampshire
Hydrologic Unit Code 01080201
Latitude  42°52'17", Longitude  72°19'43" NAD27
Drainage area 316  square miles
Gage datum 441.95 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 -> 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
1 688 518 743 1,450 984 475 455 374 198 357 855 706
2 665 495 702 1,510 1,020 485 451 362 212 363 816 805
3 633 494 729 1,490 1,000 534 504 341 228 352 825 845
4 608 513 729 1,500 956 526 512 327 202 332 792 807
5 596 526 707 1,530 918 499 478 313 185 347 733 722
6 590 512 681 1,500 885 504 396 298 217 330 682 669
7 584 524 714 1,450 876 542 337 290 257 298 643 633
8 573 522 775 1,460 817 559 326 299 267 291 616 641
9 588 471 864 1,450 734 536 377 302 266 409 663 624
10 612 448 875 1,440 651 477 433 281 280 408 675 613
11 612 432 878 1,410 614 433 424 273 267 339 670 675
12 635 426 871 1,350 614 435 359 307 258 345 658 760
13 661 426 891 1,370 614 463 365 304 303 358 676 759
14 695 438 912 1,440 644 487 371 325 314 376 674 723
15 755 437 951 1,450 677 485 376 304 283 461 655 701
16 741 440 965 1,420 711 430 413 274 258 573 663 665
17 714 459 915 1,500 733 414 444 235 271 546 676 654
18 669 511 906 1,390 716 412 476 263 311 525 689 785
19 695 542 885 1,290 663 374 456 283 377 485 638 814
20 738 545 871 1,230 667 358 358 258 325 454 612 746
21 706 540 869 1,150 650 334 311 226 266 479 597 723
22 651 588 910 1,110 593 291 292 244 242 529 550 750
23 582 627 950 1,120 565 299 338 251 255 545 566 754
24 575 604 975 1,130 555 310 411 249 267 582 561 851
25 683 667 962 1,090 563 298 418 224 256 610 550 942
26 794 734 937 1,000 557 333 386 207 231 658 554 970
27 798 746 957 982 568 384 365 181 219 671 621 927
28 739 734 1,040 959 544 368 376 167 213 736 674 907
29 652 1,030 1,160 940 518 432 384 209 243 813 664 857
30 577   1,300 941 527 452 412 227 311 893 647 822
31 542   1,410   478   391 220   904   763