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USGS Daily Statistics for Kentucky

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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 03406500 ROCKCASTLE RIVER AT BILLOWS, KY


Laurel County, Kentucky
Hydrologic Unit Code 05130102
Latitude  37°10'16", Longitude  84°17'46" NAD27
Drainage area 604  square miles
Gage datum 802.68 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 1935-10-01 -> 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 1,920 1,720 2,430 1,880 1,270 539 376 378 205 209 320 1,130
2 1,950 1,690 1,920 1,580 1,300 692 358 385 185 425 281 933
3 1,680 1,870 1,800 1,510 1,570 557 339 353 213 274 299 908
4 1,740 2,050 2,040 1,980 1,460 596 445 367 263 152 333 1,120
5 1,820 1,880 2,340 2,210 1,240 535 482 354 184 129 345 1,140
6 1,590 1,850 2,720 1,600 1,370 495 523 404 132 121 455 987
7 1,630 1,900 2,300 1,670 1,990 751 662 370 109 104 491 1,060
8 1,710 1,500 1,830 1,660 1,930 624 542 235 86 118 351 1,390
9 1,650 1,510 1,930 1,510 1,490 425 670 250 73 128 320 1,910
10 1,770 1,750 1,840 1,400 1,010 468 416 216 92 153 393 1,800
11 1,760 1,890 1,750 1,490 863 513 388 264 128 198 467 1,270
12 1,620 1,740 2,050 1,810 803 433 325 243 99 164 389 966
13 1,330 1,940 2,500 1,980 865 456 328 257 110 127 368 1,120
14 1,390 2,300 2,160 1,590 1,000 403 474 306 205 136 324 1,360
15 1,500 2,350 1,950 1,730 978 418 538 235 140 237 373 1,270
16 1,490 2,510 1,680 1,840 1,110 498 494 168 158 210 442 1,230
17 1,130 2,610 1,950 1,460 842 537 394 188 142 513 490 1,420
18 1,270 2,670 2,020 1,380 758 396 295 164 161 704 488 1,320
19 1,200 2,000 2,060 1,220 1,110 408 396 195 168 250 753 1,220
20 1,720 1,670 2,070 1,450 1,240 496 379 155 113 242 879 940
21 2,020 1,910 2,200 1,160 859 464 419 163 115 191 697 1,180
22 1,830 2,250 2,170 1,090 661 466 261 161 227 168 525 1,350
23 2,160 2,220 1,990 1,110 780 609 249 139 238 182 655 1,670
24 2,040 2,010 1,530 992 652 627 255 146 358 190 612 1,570
25 1,840 2,030 1,580 1,100 669 398 209 179 285 152 568 1,360
26 1,780 1,920 1,480 1,180 598 436 227 137 317 153 509 1,330
27 1,370 2,020 1,550 1,170 581 442 303 130 330 198 690 1,300
28 1,600 2,320 1,640 1,590 689 696 286 171 309 265 1,020 1,320
29 1,690 1,800 1,740 1,640 635 757 344 181 235 278 1,070 1,590
30 1,760   2,010 1,350 565 411 399 190 188 283 804 1,990
31 1,650   1,770   626   371 178   279   1,980