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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 01544000 First Fork Sinnemahoning Cr near Sinnemahoning, PA


Cameron County, Pennsylvania
Hydrologic Unit Code 02050202
Latitude  41°24'06", Longitude  78°01'28" NAD27
Drainage area 245  square miles
Gage datum 878.18 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 1955-10-01 -> 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
1 523 393 685 920 634 273 297 193 97 300 307 580
2 487 373 656 1,060 591 264 259 199 99 186 275 624
3 460 481 578 1,180 558 256 207 152 147 157 283 626
4 487 426 618 1,290 501 251 186 148 140 156 288 572
5 477 381 663 1,410 483 249 170 140 114 146 280 520
6 450 374 759 1,320 486 335 162 117 104 165 285 498
7 413 382 826 1,130 487 337 153 123 98 169 300 485
8 386 439 803 1,010 514 271 150 156 100 156 323 464
9 392 437 822 933 504 238 147 148 104 150 330 459
10 415 382 789 937 549 211 139 170 139 153 345 468
11 382 391 815 901 568 187 130 193 167 160 406 508
12 418 431 834 833 673 191 143 182 206 211 467 530
13 498 408 828 798 753 220 144 192 197 200 441 517
14 511 360 788 798 667 263 132 165 180 205 383 495
15 521 334 844 801 627 295 150 154 141 253 364 516
16 468 405 861 814 620 321 165 126 115 200 366 524
17 380 442 786 828 643 295 184 118 110 173 438 450
18 344 439 793 778 586 270 193 164 178 182 486 467
19 343 469 760 660 589 317 173 246 204 220 437 474
20 345 447 758 614 631 291 143 216 215 264 404 422
21 416 498 767 620 534 243 148 181 207 338 410 479
22 447 593 824 597 470 282 172 157 222 334 398 535
23 527 600 875 584 457 280 182 125 255 255 382 541
24 491 567 843 577 444 251 172 110 237 235 362 578
25 474 639 788 588 403 263 182 94 193 249 341 623
26 599 655 890 591 358 256 174 83 183 257 394 557
27 585 615 907 595 315 267 202 79 196 266 536 515
28 536 693 854 591 320 287 211 81 285 324 607 505
29 478 638 942 623 349 303 186 119 309 354 603 516
30 424   966 645 330 287 147 121 317 379 569 493
31 419   927   293   169 108   318   531