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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 01574000 West Conewago Creek near Manchester, PA


York County, Pennsylvania
Hydrologic Unit Code 02050306
Latitude  40°04'50.9", Longitude  76°43'06.21" NAD27
Drainage area 510  square miles
Gage datum 263.68 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 1928-10-01 -> 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
1 719 619 1,180 1,220 859 508 225 243 332 355 475 653
2 882 704 1,080 1,410 644 637 245 243 397 354 437 730
3 832 916 945 1,320 773 531 261 222 189 379 462 593
4 907 1,000 1,100 1,230 837 460 241 294 189 250 359 643
5 707 863 1,520 1,230 751 521 290 251 198 240 341 739
6 810 722 1,520 1,130 931 526 260 189 261 210 368 726
7 676 917 1,480 1,050 1,060 443 293 209 470 178 359 686
8 732 995 1,230 933 768 441 309 197 465 195 382 654
9 835 703 1,160 1,010 706 324 258 273 448 321 622 599
10 876 712 1,140 1,060 660 322 291 260 358 386 443 644
11 679 734 1,290 867 622 352 237 241 317 410 386 864
12 648 694 1,290 787 750 383 184 232 246 428 368 888
13 659 805 1,280 949 753 483 251 389 187 241 585 750
14 660 954 1,350 1,010 635 471 241 400 190 300 438 912
15 714 943 1,490 1,040 593 421 211 219 350 301 455 719
16 692 895 1,170 1,200 725 324 241 172 292 247 424 783
17 591 869 1,040 1,390 773 346 224 217 433 272 521 874
18 588 899 1,040 864 681 354 255 247 415 333 460 841
19 670 891 1,000 703 712 452 281 250 387 454 452 645
20 925 1,030 1,220 973 619 385 214 185 250 378 476 591
21 815 1,020 1,360 883 625 424 199 218 183 328 449 846
22 777 1,080 1,690 780 749 1,060 294 219 267 254 592 690
23 729 1,070 1,460 724 584 716 400 282 354 350 674 694
24 1,060 1,370 1,440 645 570 430 372 566 393 366 445 673
25 1,090 1,370 1,210 703 486 373 310 254 395 255 561 788
26 1,110 1,290 1,070 783 537 376 260 189 911 328 502 696
27 1,060 1,250 1,210 895 473 320 232 150 389 364 474 852
28 1,050 1,260 1,190 812 512 504 307 174 420 419 622 712
29 811 1,110 1,250 754 724 347 284 157 455 450 836 694
30 728   1,110 745 634 263 245 122 473 655 833 838
31 781   1,240   489   229 151   455   721