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USGS Daily Statistics for Rhode Island

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 01112500 BLACKSTONE RIVER AT WOONSOCKET, RI


Providence County, Rhode Island
Hydrologic Unit Code 01090003
Latitude  42°00'23", Longitude  71°30'11" NAD27
Drainage area 416  square miles
Contributing drainage area 416  square miles
Gage datum 106.64 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 1928-10-01 -> 2020-09-30)

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
1 856 896 1,110 1,790 1,090 790 458 281 277 365 562 823
2 919 902 1,120 1,780 1,050 785 423 271 262 362 568 839
3 906 1,020 1,210 1,770 1,020 821 393 261 249 367 603 845
4 921 1,090 1,240 1,740 1,060 774 346 249 243 366 639 809
5 946 1,030 1,250 1,750 1,030 745 337 248 228 350 617 811
6 909 965 1,300 1,740 973 792 353 240 224 347 616 828
7 921 955 1,370 1,680 936 865 347 252 252 387 606 907
8 958 1,010 1,360 1,600 912 853 351 329 279 383 621 916
9 965 944 1,440 1,480 907 763 333 320 290 380 645 881
10 1,010 875 1,420 1,440 925 769 328 315 272 381 675 920
11 953 891 1,350 1,420 965 752 320 309 279 367 694 917
12 933 936 1,420 1,380 952 703 306 333 336 361 691 993
13 931 936 1,450 1,420 941 692 301 326 334 366 694 1,010
14 925 982 1,450 1,460 948 732 327 331 301 412 730 953
15 945 983 1,510 1,390 932 700 316 311 305 521 724 973
16 949 1,010 1,530 1,420 923 616 295 306 308 610 693 931
17 900 1,010 1,550 1,540 908 611 283 291 357 569 715 912
18 843 1,010 1,660 1,490 875 627 286 290 382 540 695 967
19 868 1,040 1,730 1,390 874 602 270 404 393 519 649 961
20 904 1,040 1,660 1,360 862 582 283 571 406 551 646 938
21 922 1,020 1,600 1,310 841 544 302 410 403 607 697 935
22 955 1,030 1,740 1,280 817 507 348 337 408 573 722 1,010
23 926 1,030 1,780 1,290 759 507 364 303 378 521 730 934
24 1,010 1,040 1,680 1,250 736 494 483 291 359 527 730 880
25 1,220 1,160 1,590 1,250 764 477 472 282 343 552 729 869
26 1,340 1,240 1,540 1,190 824 473 381 275 377 559 772 889
27 1,260 1,170 1,550 1,210 818 443 337 257 386 533 813 928
28 1,230 1,130 1,570 1,210 767 453 313 283 385 541 777 915
29 1,110 1,070 1,570 1,190 713 460 305 324 395 572 833 881
30 998   1,700 1,130 681 441 314 298 392 604 855 879
31 940   1,790   715   288 277   582   877