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USGS Daily Statistics for the Nation

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 01502500 UNADILLA RIVER AT ROCKDALE NY


Chenango County, New York
Hydrologic Unit Code 02050101
Latitude  42°22'40", Longitude  75°24'22" NAD83
Drainage area 520  square miles
Contributing drainage area 520  square miles
Gage datum 992.25 feet above NGVD29
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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 1929-10-01 -> 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 1,110 852 1,010 2,730 1,170 678 641 350 307 377 663 979
2 1,110 908 1,010 2,700 1,180 750 607 328 408 424 665 1,000
3 1,040 933 1,010 2,760 1,120 751 553 272 347 423 724 960
4 1,000 906 1,060 2,830 1,120 718 479 275 265 366 685 1,010
5 933 829 1,330 2,980 1,050 628 404 279 233 360 653 1,040
6 922 818 1,650 2,850 1,000 671 401 241 220 393 716 1,030
7 963 870 1,570 2,780 1,000 659 381 227 283 460 769 1,060
8 892 852 1,540 2,610 995 594 411 223 427 444 747 1,030
9 864 792 1,580 2,370 1,030 560 421 235 379 430 771 1,020
10 853 770 1,450 2,310 995 549 376 230 310 431 815 1,050
11 842 863 1,430 2,310 1,020 546 325 252 273 369 843 1,130
12 854 920 1,620 2,200 995 544 311 236 262 345 761 1,120
13 898 868 1,680 2,120 1,010 556 334 231 252 346 711 1,160
14 936 899 1,690 2,060 1,030 626 315 235 231 351 752 1,130
15 939 955 1,770 1,930 970 622 302 231 236 416 768 1,100
16 890 1,060 1,810 1,950 955 597 284 211 239 504 811 1,010
17 795 1,060 1,960 2,030 1,030 571 266 239 248 579 978 935
18 807 981 1,990 1,850 980 574 249 257 323 640 932 959
19 811 930 1,760 1,670 917 497 248 259 350 611 866 962
20 779 1,030 1,820 1,630 903 461 262 232 339 587 911 900
21 786 1,160 1,880 1,590 948 472 264 231 352 644 944 970
22 872 1,220 2,010 1,520 958 518 322 236 386 564 881 1,040
23 939 1,160 2,000 1,500 914 532 430 225 359 528 896 986
24 958 1,170 1,900 1,460 853 510 376 221 361 598 899 1,010
25 1,070 1,280 1,970 1,470 781 485 321 199 363 612 902 1,040
26 1,100 1,300 2,090 1,430 783 480 274 178 362 638 933 980
27 1,070 1,150 2,310 1,370 770 482 270 189 420 697 1,020 984
28 1,010 1,090 2,280 1,340 748 692 307 219 509 802 1,050 1,040
29 859 743 2,250 1,310 723 756 327 310 434 801 1,080 1,110
30 818   2,370 1,190 743 691 321 361 361 713 1,040 1,220
31 847   2,590   656   313 294   643   1,260