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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 03079000 Casselman River at Markleton, PA


Somerset County, Pennsylvania
Hydrologic Unit Code 05020006
Latitude  39°51'35.7", Longitude  79°13'43.8" NAD83
Drainage area 382  square miles
Gage datum 1,654.8 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 1920-10-01 -> 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 1,080 769 1,360 1,390 882 555 375 237 235 223 315 713
2 1,070 862 1,240 1,470 790 550 299 244 210 240 344 664
3 1,040 944 1,260 1,330 857 552 287 282 180 286 359 629
4 975 942 1,550 1,400 887 631 361 243 182 231 377 660
5 981 917 1,830 1,440 902 646 317 205 189 220 492 643
6 888 885 1,740 1,330 937 511 309 291 211 206 392 643
7 872 946 1,460 1,320 1,050 495 297 288 347 188 373 765
8 856 913 1,340 1,190 1,050 519 291 212 195 180 438 788
9 782 877 1,260 1,260 1,100 496 302 231 367 240 406 801
10 824 989 1,230 1,320 1,020 452 331 210 331 228 391 796
11 849 1,030 1,410 1,130 948 486 332 174 195 215 375 802
12 911 962 1,480 1,150 1,060 444 285 200 172 200 449 823
13 816 974 1,690 1,260 990 465 310 236 182 181 462 844
14 707 1,010 1,730 1,150 901 500 327 200 214 172 400 882
15 746 1,000 1,670 1,160 836 401 303 172 193 388 391 810
16 743 1,080 1,390 1,160 916 371 250 208 170 422 445 824
17 711 992 1,420 1,200 861 360 223 190 237 271 485 813
18 774 1,070 1,390 1,020 916 401 202 233 384 270 452 843
19 1,030 1,210 1,410 934 871 471 275 236 286 313 480 743
20 889 1,100 1,490 986 795 487 234 244 211 333 530 723
21 872 1,090 1,530 883 758 516 211 322 193 318 474 735
22 943 1,100 1,510 881 691 394 213 257 254 252 501 697
23 884 1,230 1,390 851 665 509 240 233 230 269 495 769
24 943 1,270 1,640 855 691 509 239 209 210 276 475 879
25 1,050 1,340 1,490 973 648 377 198 174 223 310 476 897
26 920 1,340 1,300 1,050 630 325 160 184 273 285 535 848
27 868 1,340 1,300 903 597 341 193 202 239 259 610 806
28 817 1,270 1,390 894 667 391 189 203 308 379 791 825
29 832 1,160 1,640 895 671 425 232 203 219 414 754 848
30 871   1,540 921 571 337 216 151 231 393 686 892
31 853   1,470   608   260 153   320   874