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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 03042000 Blacklick Creek at Josephine, PA


Indiana County, Pennsylvania
Hydrologic Unit Code 05010007
Latitude  40°28'37", Longitude  79°11'13" NAD27
Drainage area 193  square miles
Gage datum 964.5 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 1952-10-01 -> 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
1 468 420 695 702 413 290 214 201 220 161 202 428
2 501 487 680 789 409 263 186 147 176 199 194 387
3 488 534 621 909 420 244 185 168 154 175 195 391
4 515 528 728 800 436 265 164 181 131 167 183 381
5 545 522 962 841 413 249 166 179 117 176 188 391
6 524 488 907 675 467 250 166 151 125 178 210 390
7 428 505 719 679 494 243 166 176 169 147 214 417
8 437 498 677 595 494 225 205 187 122 143 355 407
9 422 411 672 564 492 243 182 240 186 185 301 405
10 424 477 760 590 487 229 170 182 318 175 255 455
11 405 495 698 552 440 206 180 178 174 156 239 496
12 441 494 740 568 504 223 186 171 125 141 267 516
13 448 529 789 616 530 237 211 174 148 121 241 459
14 403 485 832 551 464 268 190 152 156 118 236 434
15 387 515 829 550 411 248 173 146 127 152 237 444
16 391 618 711 593 445 239 210 125 111 199 298 415
17 378 536 684 579 412 245 198 128 144 143 345 402
18 368 542 653 515 462 241 177 159 247 164 297 555
19 492 566 619 460 453 316 170 124 156 165 336 472
20 413 629 713 460 398 276 482 122 150 186 321 446
21 427 688 741 467 378 317 179 204 139 189 287 455
22 402 658 768 470 343 280 196 180 146 158 294 463
23 421 672 681 459 340 492 205 146 154 136 305 417
24 495 696 735 457 422 349 167 150 146 145 293 458
25 524 749 694 485 389 256 160 114 147 155 306 516
26 510 643 669 497 360 210 152 116 171 168 386 469
27 480 573 672 511 289 207 182 114 168 173 417 456
28 439 623 666 478 289 212 193 119 200 212 482 443
29 488 529 791 466 406 196 188 126 210 203 465 483
30 512   779 436 326 163 224 130 185 279 427 490
31 500   750   337   211 132   199   466