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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 106.6 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 -> 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
1 870 899 1,110 1,770 1,110 787 463 286 282 389 589 839
2 932 904 1,120 1,760 1,070 776 440 274 313 376 586 848
3 920 1,020 1,210 1,740 1,030 808 423 264 312 376 613 847
4 936 1,100 1,240 1,720 1,060 759 378 251 272 371 645 811
5 960 1,050 1,250 1,720 1,040 732 362 252 249 373 622 816
6 923 974 1,300 1,710 977 775 368 245 252 368 619 849
7 932 959 1,370 1,650 936 845 358 254 280 397 608 921
8 964 1,020 1,350 1,570 909 833 361 332 292 386 621 928
9 968 956 1,420 1,470 902 748 366 328 299 383 643 888
10 1,010 883 1,410 1,420 921 756 396 318 285 382 672 921
11 953 897 1,330 1,400 959 736 375 312 291 368 690 916
12 931 940 1,410 1,350 943 689 348 333 345 361 692 991
13 935 941 1,440 1,400 931 677 344 324 345 367 707 1,010
14 930 984 1,460 1,430 936 715 362 328 323 419 739 951
15 947 981 1,530 1,370 919 688 346 310 316 523 727 968
16 958 1,010 1,520 1,400 910 606 325 307 315 607 697 931
17 927 1,020 1,540 1,530 896 600 331 290 361 571 719 927
18 870 1,030 1,640 1,470 861 617 337 291 386 546 696 975
19 882 1,060 1,710 1,380 860 591 322 411 414 525 650 966
20 924 1,040 1,640 1,350 848 570 317 585 417 553 645 942
21 941 1,020 1,580 1,290 838 532 325 421 408 605 693 935
22 965 1,030 1,710 1,270 812 496 365 346 411 571 718 1,010
23 943 1,040 1,750 1,280 751 497 377 313 384 520 732 957
24 1,020 1,050 1,650 1,250 728 484 487 309 365 525 735 917
25 1,220 1,160 1,580 1,240 753 468 473 296 361 551 728 908
26 1,350 1,240 1,530 1,180 806 463 387 287 395 568 768 955
27 1,280 1,170 1,530 1,200 800 436 344 267 396 550 809 966
28 1,240 1,130 1,550 1,190 752 450 322 289 391 554 774 939
29 1,110 1,070 1,550 1,180 712 475 313 326 403 579 826 900
30 1,000   1,680 1,130 685 445 324 301 418 613 848 894
31 944   1,760   719   296 279   609   890