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Blackstone River at Woonsocket
 Total Drainage Area: 416 sq. miles 
 Drainage Area Controlled by Corps Dams: 28 sq. miles (7%) 
 Warning Flow/Stage: 4,400 cfs / 7.0 feet 
 Flood Flow/Stage: 6,670 cfs / 9.0 feet 
Date Time
(Eastern)
Stage
(ft)
Flow
(cfs)
CSM
(cfs / sq. mi.)
11 Jul 2026 03:30 AM 1.66 358 .9
11 Jul 2026 03:15 AM 1.67 362 .9
11 Jul 2026 03:00 AM 1.67 362 .9
11 Jul 2026 02:45 AM 1.68 365 .9
11 Jul 2026 02:30 AM 1.68 365 .9
11 Jul 2026 02:15 AM 1.68 365 .9
11 Jul 2026 02:00 AM 1.68 365 .9
11 Jul 2026 01:45 AM 1.66 358 .9
11 Jul 2026 01:30 AM 1.62 345 .8
11 Jul 2026 01:15 AM 1.51 309 .7
11 Jul 2026 01:00 AM 1.40 276 .7
11 Jul 2026 12:45 AM 1.38 270 .7
11 Jul 2026 12:30 AM 1.40 276 .7
11 Jul 2026 12:15 AM 1.50 306 .7
11 Jul 2026 12:00 AM 1.65 355 .9
10 Jul 2026 11:45 PM 1.77 397 1.0
10 Jul 2026 11:30 PM 1.77 397 1.0
10 Jul 2026 11:15 PM 1.77 397 1.0
10 Jul 2026 11:00 PM 1.77 397 1.0
10 Jul 2026 10:45 PM 1.75 390 .9
10 Jul 2026 10:30 PM 1.69 369 .9
10 Jul 2026 10:15 PM 1.58 332 .8
10 Jul 2026 10:00 PM 1.49 303 .7
10 Jul 2026 09:45 PM 1.47 297 .7
10 Jul 2026 09:30 PM 1.48 300 .7
10 Jul 2026 09:15 PM 1.55 322 .8
10 Jul 2026 09:00 PM 1.72 379 .9
10 Jul 2026 08:45 PM 1.86 430 1.0
10 Jul 2026 08:30 PM 1.87 433 1.0
10 Jul 2026 08:15 PM 1.86 430 1.0
10 Jul 2026 08:00 PM 1.82 415 1.0
10 Jul 2026 07:45 PM 1.73 383 .9
10 Jul 2026 07:30 PM 1.62 345 .8
10 Jul 2026 07:15 PM 1.55 322 .8
10 Jul 2026 07:00 PM 1.55 322 .8
10 Jul 2026 06:45 PM 1.55 322 .8
10 Jul 2026 06:30 PM 1.60 338 .8
10 Jul 2026 06:15 PM 1.70 372 .9
10 Jul 2026 06:00 PM 1.76 393 1.0
10 Jul 2026 05:45 PM 1.77 397 1.0
10 Jul 2026 05:30 PM 1.77 397 1.0
10 Jul 2026 05:15 PM 1.78 400 1.0
10 Jul 2026 05:00 PM 1.78 400 1.0
10 Jul 2026 04:45 PM 1.78 400 1.0
10 Jul 2026 04:30 PM 1.78 400 1.0
10 Jul 2026 04:15 PM 1.79 404 1.0
10 Jul 2026 04:00 PM 1.79 404 1.0
10 Jul 2026 03:45 PM 1.79 404 1.0
10 Jul 2026 03:30 PM 1.80 408 1.0
10 Jul 2026 03:15 PM 1.80 408 1.0
10 Jul 2026 03:00 PM 1.80 408 1.0
10 Jul 2026 02:45 PM 1.81 411 1.0
10 Jul 2026 02:30 PM 1.81 411 1.0
10 Jul 2026 02:15 PM 1.81 411 1.0
10 Jul 2026 02:00 PM 1.82 415 1.0
10 Jul 2026 01:45 PM 1.82 415 1.0
10 Jul 2026 01:30 PM 1.82 415 1.0
10 Jul 2026 01:15 PM 1.82 415 1.0
10 Jul 2026 01:00 PM 1.82 415 1.0
10 Jul 2026 12:45 PM 1.82 415 1.0
10 Jul 2026 12:30 PM 1.82 415 1.0
10 Jul 2026 12:15 PM 1.82 415 1.0
10 Jul 2026 12:00 PM 1.82 415 1.0
10 Jul 2026 11:45 AM 1.82 415 1.0
10 Jul 2026 11:30 AM 1.82 415 1.0
10 Jul 2026 11:15 AM 1.82 415 1.0
10 Jul 2026 11:00 AM 1.82 415 1.0
10 Jul 2026 10:45 AM 1.81 411 1.0
10 Jul 2026 10:30 AM 1.81 411 1.0
10 Jul 2026 10:15 AM 1.81 411 1.0
10 Jul 2026 10:00 AM 1.81 411 1.0
10 Jul 2026 09:45 AM 1.81 411 1.0
10 Jul 2026 09:30 AM 1.82 415 1.0
10 Jul 2026 09:15 AM 1.85 426 1.0
10 Jul 2026 09:00 AM 1.90 445 1.1
10 Jul 2026 08:45 AM 1.93 456 1.1
10 Jul 2026 08:30 AM 1.93 456 1.1
10 Jul 2026 08:15 AM 1.94 460 1.1
10 Jul 2026 08:00 AM 1.94 460 1.1
10 Jul 2026 07:45 AM 1.94 460 1.1
10 Jul 2026 07:30 AM 1.95 464 1.1
10 Jul 2026 07:15 AM 1.95 464 1.1
10 Jul 2026 07:00 AM 1.95 464 1.1
10 Jul 2026 06:45 AM 1.95 464 1.1
10 Jul 2026 06:30 AM 1.95 464 1.1
10 Jul 2026 06:15 AM 1.95 464 1.1
10 Jul 2026 06:00 AM 1.95 464 1.1
10 Jul 2026 05:45 AM 1.95 464 1.1
10 Jul 2026 05:30 AM 1.95 464 1.1
10 Jul 2026 05:15 AM 1.95 464 1.1
10 Jul 2026 05:00 AM 1.95 464 1.1
10 Jul 2026 04:45 AM 1.95 464 1.1
10 Jul 2026 04:30 AM 1.95 464 1.1
10 Jul 2026 04:15 AM 1.95 464 1.1
10 Jul 2026 04:00 AM 1.95 464 1.1
10 Jul 2026 03:45 AM 1.95 464 1.1
10 Jul 2026 03:30 AM 1.95 464 1.1
10 Jul 2026 03:15 AM 1.96 468 1.1
10 Jul 2026 03:00 AM 1.98 476 1.1
10 Jul 2026 02:45 AM 2.03 496 1.2
10 Jul 2026 02:30 AM 2.06 508 1.2
10 Jul 2026 02:15 AM 2.07 512 1.2
10 Jul 2026 02:00 AM 2.07 512 1.2
10 Jul 2026 01:45 AM 2.08 516 1.2
10 Jul 2026 01:30 AM 2.08 516 1.2
10 Jul 2026 01:15 AM 2.09 520 1.3
10 Jul 2026 01:00 AM 2.09 520 1.3
10 Jul 2026 12:45 AM 2.09 520 1.3
10 Jul 2026 12:30 AM 2.10 524 1.3
10 Jul 2026 12:15 AM 2.10 524 1.3
10 Jul 2026 12:00 AM 2.11 528 1.3
09 Jul 2026 11:45 PM 2.11 528 1.3
09 Jul 2026 11:30 PM 2.12 532 1.3
09 Jul 2026 11:15 PM 2.12 532 1.3
09 Jul 2026 11:00 PM 2.13 536 1.3
09 Jul 2026 10:45 PM 2.13 536 1.3
09 Jul 2026 10:30 PM 2.13 536 1.3
09 Jul 2026 10:15 PM 2.14 541 1.3
09 Jul 2026 10:00 PM 2.14 541 1.3
09 Jul 2026 09:45 PM 2.14 541 1.3
09 Jul 2026 09:30 PM 2.14 541 1.3
09 Jul 2026 09:15 PM 2.14 541 1.3
09 Jul 2026 09:00 PM 2.14 541 1.3
09 Jul 2026 08:45 PM 2.14 541 1.3
09 Jul 2026 08:30 PM 2.14 541 1.3
09 Jul 2026 08:15 PM 2.14 541 1.3
09 Jul 2026 08:00 PM 2.14 541 1.3
09 Jul 2026 07:45 PM 2.14 541 1.3
09 Jul 2026 07:30 PM 2.13 536 1.3
09 Jul 2026 07:15 PM 2.13 536 1.3
09 Jul 2026 07:00 PM 2.13 536 1.3
09 Jul 2026 06:45 PM 2.13 536 1.3
09 Jul 2026 06:30 PM 2.12 532 1.3
09 Jul 2026 06:15 PM 2.12 532 1.3
09 Jul 2026 06:00 PM 2.12 532 1.3
09 Jul 2026 05:45 PM 2.13 536 1.3
09 Jul 2026 05:30 PM 2.15 545 1.3
09 Jul 2026 05:15 PM 2.22 575 1.4
09 Jul 2026 05:00 PM 2.29 605 1.5
09 Jul 2026 04:45 PM 2.30 610 1.5
09 Jul 2026 04:30 PM 2.31 614 1.5
09 Jul 2026 04:15 PM 2.32 619 1.5
09 Jul 2026 04:00 PM 2.32 619 1.5
09 Jul 2026 03:45 PM 2.33 623 1.5
09 Jul 2026 03:30 PM 2.33 623 1.5
09 Jul 2026 03:15 PM 2.34 628 1.5
09 Jul 2026 03:00 PM 2.34 628 1.5
09 Jul 2026 02:45 PM 2.34 628 1.5
09 Jul 2026 02:30 PM 2.34 628 1.5
09 Jul 2026 02:15 PM 2.35 632 1.5
09 Jul 2026 02:00 PM 2.35 632 1.5
09 Jul 2026 01:45 PM 2.35 632 1.5
09 Jul 2026 01:30 PM 2.35 632 1.5
09 Jul 2026 01:15 PM 2.36 637 1.5
09 Jul 2026 01:00 PM 2.36 637 1.5
09 Jul 2026 12:45 PM 2.36 637 1.5
09 Jul 2026 12:30 PM 2.36 637 1.5
09 Jul 2026 12:15 PM 2.36 637 1.5
09 Jul 2026 12:00 PM 2.37 642 1.5
09 Jul 2026 11:45 AM 2.37 642 1.5
09 Jul 2026 11:30 AM 2.37 642 1.5
09 Jul 2026 11:15 AM 2.36 637 1.5
09 Jul 2026 11:00 AM 2.36 637 1.5
09 Jul 2026 10:45 AM 2.36 637 1.5
09 Jul 2026 10:30 AM 2.35 632 1.5
09 Jul 2026 10:15 AM 2.35 632 1.5
09 Jul 2026 10:00 AM 2.34 628 1.5
09 Jul 2026 09:45 AM 2.34 628 1.5
09 Jul 2026 09:30 AM 2.34 628 1.5
09 Jul 2026 09:15 AM 2.34 628 1.5
09 Jul 2026 09:00 AM 2.34 628 1.5
09 Jul 2026 08:45 AM 2.35 632 1.5
Report Generated July 11, 2026 04:38 am