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USGS Surface-Water Daily Statistics for New York

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 01371500 WALLKILL RIVER AT GARDINER NY


Ulster County, New York
Hydrologic Unit Code 02020007
Latitude  41°41'10", Longitude  74°09'55" NAD83
Drainage area 695  square miles
Contributing drainage area 695  square miles
Gage datum 183.70 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 1924-10-01 -> 2019-09-30)

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 1,230 1,240 1,780 2,520 1,320 1,170 836 406 526 639 732 1,290
2 1,260 1,210 1,800 2,550 1,250 1,200 695 412 659 625 716 1,270
3 1,270 1,310 1,750 2,600 1,200 1,010 578 384 558 581 881 1,200
4 1,190 1,420 1,820 2,480 1,320 928 511 391 534 565 892 1,220
5 1,160 1,310 2,030 2,490 1,250 846 460 407 476 504 800 1,240
6 1,210 1,180 2,130 2,520 1,220 920 488 377 485 523 801 1,320
7 1,200 1,170 2,160 2,390 1,190 1,000 472 452 524 534 784 1,410
8 1,200 1,190 2,160 2,190 1,140 908 440 419 578 489 906 1,420
9 1,240 1,190 2,330 2,060 1,110 796 416 434 579 594 1,090 1,310
10 1,200 1,140 2,120 2,040 1,150 790 464 536 489 531 1,010 1,260
11 1,170 1,240 2,150 1,880 1,250 741 414 557 450 494 968 1,280
12 1,120 1,280 2,300 1,810 1,250 720 374 486 480 547 958 1,400
13 1,090 1,220 2,340 1,820 1,200 746 416 434 496 610 993 1,400
14 1,080 1,260 2,480 1,790 1,190 821 538 449 474 550 998 1,400
15 1,080 1,370 2,540 1,720 1,200 819 529 418 475 633 1,030 1,330
16 1,030 1,390 2,470 1,950 1,170 797 519 448 523 696 981 1,220
17 970 1,380 2,550 2,060 1,270 800 427 463 635 608 1,090 1,230
18 970 1,380 2,510 1,820 1,230 734 389 471 644 628 1,090 1,270
19 1,030 1,390 2,360 1,680 1,260 686 395 718 659 695 1,010 1,180
20 1,150 1,430 2,440 1,650 1,180 686 371 574 716 847 1,100 1,090
21 1,120 1,500 2,550 1,590 1,070 676 435 489 694 818 1,140 1,200
22 1,190 1,610 2,820 1,570 989 710 501 509 650 705 1,160 1,240
23 1,230 1,580 2,770 1,560 945 694 507 524 581 671 1,200 1,170
24 1,360 1,680 2,540 1,520 1,010 674 475 487 549 675 1,040 1,250
25 1,780 1,880 2,470 1,570 1,060 612 463 495 557 695 1,060 1,260
26 1,720 1,820 2,330 1,460 1,100 606 453 458 544 691 1,110 1,240
27 1,690 1,800 2,330 1,440 1,040 648 429 462 522 715 1,160 1,220
28 1,660 1,850 2,320 1,430 965 678 465 698 630 824 1,180 1,140
29 1,470 1,520 2,350 1,460 1,010 656 503 692 723 854 1,330 1,160
30 1,340   2,360 1,340 1,080 787 485 574 676 777 1,320 1,300
31 1,350   2,480   989   419 511   749   1,410