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USGS Surface-Water Daily Statistics for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.


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 03106500 Slippery Rock Creek at Wurtemburg, PA


Lawrence County, Pennsylvania
Hydrologic Unit Code 05030105
Latitude  40°53'02", Longitude  80°14'02" NAD27
Drainage area 398  square miles
Gage datum 831.6 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 1968-10-01 -> 2024-09-30)

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
1 893 774 1,050 1,100 786 493 464 340 239 251 436 784
2 876 794 1,120 1,150 831 518 443 240 308 248 410 772
3 779 855 1,070 1,200 741 564 421 342 284 236 417 691
4 900 792 1,120 1,260 747 501 349 320 258 268 389 715
5 899 818 1,180 1,240 654 482 339 294 204 247 408 726
6 828 816 1,180 1,060 647 591 338 266 194 207 421 712
7 716 762 1,080 998 634 543 356 267 206 206 373 722
8 714 714 1,150 966 606 478 370 246 244 212 383 702
9 758 636 1,070 961 656 554 371 269 409 201 377 687
10 685 620 1,060 1,040 735 514 373 301 465 193 424 749
11 662 610 1,070 1,000 720 457 418 286 326 184 525 829
12 869 653 1,050 1,070 781 492 383 247 236 208 571 882
13 938 665 1,100 1,130 883 520 337 231 224 234 500 800
14 806 680 1,240 992 814 489 320 260 289 266 458 781
15 737 727 1,330 1,060 760 586 317 363 284 285 495 825
16 708 821 1,150 1,050 806 637 364 290 221 242 528 809
17 648 875 1,070 1,030 752 577 363 232 247 256 574 760
18 658 999 1,010 871 754 606 357 223 416 324 561 785
19 849 995 1,040 800 716 717 275 200 385 324 606 751
20 870 1,040 1,180 808 636 612 257 211 306 321 584 685
21 673 1,070 1,170 815 592 564 311 321 243 354 518 771
22 566 1,110 1,120 739 594 493 370 293 266 314 484 836
23 650 1,150 1,000 722 591 550 394 212 289 263 500 818
24 833 1,240 998 772 548 574 374 175 249 257 462 852
25 936 1,290 920 754 569 604 311 152 226 246 486 824
26 854 1,140 906 796 560 560 254 152 236 253 553 760
27 804 932 892 789 508 480 273 161 255 255 595 745
28 772 974 885 691 483 496 366 229 255 300 664 805
29 789 845 1,030 717 535 407 306 289 282 358 742 775
30 782   991 748 480 404 262 274 250 413 717 733
31 795   1,020   474   308 256   424   828