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USGS 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 01370520 WALLKILL RIVER AT PHILLIPSBURG NY


Orange County, New York
Hydrologic Unit Code 02020007
Latitude  41°26'18.2", Longitude  74°21'57.4" NAD83
Drainage area 429  square miles
Gage datum 348.33 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 2017-10-01 -> 2025-09-30)

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 1,610 814 912 1,190 1,400 602 240 173 290 535 988 1,250
2 1,390 736 1,000 1,140 1,380 525 184 163 907 415 800 1,180
3 1,220 726 1,180 1,280 1,280 477 253 195 860 577 1,170 1,100
4 1,170 1,040 1,280 1,450 1,260 419 309 439 819 562 1,070 1,060
5 1,250 1,160 1,240 1,280 1,230 350 259 705 752 731 961 909
6 1,350 1,110 1,140 1,210 1,230 307 233 602 695 629 935 807
7 1,170 1,150 1,300 1,280 1,100 264 243 507 591 543 918 745
8 1,030 1,140 1,170 1,680 971 240 213 475 422 535 830 688
9 944 945 1,060 1,510 871 313 463 527 459 400 729 609
10 1,410 825 1,420 1,420 869 305 887 632 446 317 746 763
11 1,380 808 1,540 1,320 804 257 745 463 490 439 649 1,330
12 1,310 795 1,590 1,390 757 240 550 339 401 709 634 1,420
13 1,380 839 1,430 1,570 889 218 466 281 358 581 854 1,190
14 1,300 821 1,390 1,510 950 222 741 388 302 591 856 1,130
15 1,130 684 1,370 1,310 933 212 839 432 239 574 716 1,020
16 1,040 702 1,250 1,270 979 199 893 428 236 410 691 986
17 927 706 1,110 1,140 907 198 955 348 224 520 720 1,230
18 800 864 1,090 988 710 238 851 338 253 436 667 1,670
19 715 813 1,200 1,170 619 318 743 436 349 345 686 1,740
20 786 671 1,140 1,140 609 235 579 385 266 291 694 1,520
21 701 659 1,010 1,080 587 260 418 267 210 283 626 1,530
22 597 725 1,020 963 490 301 406 269 182 273 674 1,550
23 683 867 1,230 1,080 417 246 601 474 178 256 690 1,640
24 957 930 1,650 1,030 445 218 519 480 374 242 732 1,510
25 1,460 906 1,710 895 389 207 506 459 909 227 1,040 1,720
26 1,830 820 1,560 770 333 224 544 427 1,110 706 1,010 1,650
27 1,670 803 1,310 838 308 369 396 324 898 1,000 1,200 1,510
28 1,500 867 1,160 772 330 394 326 239 811 1,050 1,170 1,780
29 1,390 936 1,180 831 555 365 267 198 747 1,020 1,050 1,730
30 1,160   1,100 963 697 315 230 172 666 1,160 982 1,600
31 945   1,060   711   199 181   1,100   1,550