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USGS 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 -> 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
1 904 776 1,040 1,100 781 491 457 336 237 250 430 775
2 885 793 1,110 1,200 824 514 436 239 305 247 404 763
3 782 850 1,060 1,330 735 560 415 347 280 234 411 682
4 897 792 1,120 1,390 740 497 344 324 254 266 384 706
5 894 818 1,170 1,300 649 478 340 295 201 244 402 717
6 823 816 1,180 1,090 645 585 340 277 192 205 415 703
7 712 762 1,080 1,020 631 538 354 304 207 207 368 712
8 711 714 1,150 976 602 474 366 261 245 213 377 692
9 753 636 1,070 967 651 547 366 272 405 200 372 681
10 681 620 1,090 1,040 731 508 368 301 459 192 418 757
11 658 610 1,090 1,020 715 451 412 284 322 183 521 830
12 862 653 1,060 1,180 780 486 378 245 233 206 566 878
13 929 665 1,100 1,270 878 513 332 229 222 232 494 793
14 799 680 1,240 1,060 807 482 315 257 285 267 452 772
15 731 727 1,330 1,130 754 578 313 359 280 283 490 816
16 701 821 1,150 1,080 812 628 358 287 218 241 522 811
17 643 875 1,070 1,050 754 569 358 230 244 254 567 777
18 652 999 1,010 894 757 598 352 223 409 320 553 791
19 840 995 1,030 817 715 707 272 201 379 321 597 753
20 860 1,040 1,170 818 633 603 254 213 301 317 576 685
21 666 1,070 1,170 820 588 556 307 318 240 350 513 768
22 560 1,100 1,110 743 589 486 365 290 263 310 481 830
23 643 1,150 1,010 724 586 543 388 210 285 260 500 811
24 822 1,230 1,000 772 543 566 369 174 247 254 463 844
25 923 1,270 917 753 565 595 307 151 226 243 484 816
26 843 1,130 908 793 560 552 251 151 237 250 552 754
27 794 923 919 786 508 475 269 160 253 252 595 739
28 762 970 896 693 482 490 361 227 252 296 662 798
29 779 872 1,030 716 535 402 302 285 279 353 740 769
30 773   988 744 486 399 260 271 248 407 711 753
31 787   1,020   474   306 253   418   837