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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 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 -> 2023-09-30)

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 1,940 1,710 2,450 1,760 1,280 545 354 380 207 211 324 1,130
2 1,980 1,690 1,930 1,520 1,310 700 345 389 186 430 284 941
3 1,700 1,870 1,790 1,490 1,580 563 298 356 215 277 302 918
4 1,740 2,060 1,990 1,980 1,480 603 423 370 266 153 337 1,130
5 1,830 1,890 2,330 2,220 1,260 541 475 357 186 131 349 1,160
6 1,590 1,860 2,730 1,600 1,390 501 522 407 134 122 460 994
7 1,640 1,920 2,310 1,670 2,010 760 665 374 111 105 496 1,040
8 1,730 1,510 1,840 1,660 1,960 631 545 237 86 119 355 1,370
9 1,670 1,520 1,940 1,520 1,460 429 675 253 74 130 324 1,900
10 1,790 1,760 1,850 1,410 992 473 418 217 93 155 397 1,810
11 1,780 1,910 1,760 1,500 859 518 390 261 130 200 472 1,280
12 1,640 1,760 2,070 1,820 803 434 327 243 100 166 394 971
13 1,310 1,960 2,520 1,990 868 456 331 257 111 128 372 1,130
14 1,390 2,330 2,180 1,610 1,010 405 478 307 208 137 328 1,370
15 1,500 2,380 1,970 1,750 986 421 543 235 142 240 378 1,250
16 1,500 2,490 1,700 1,860 1,120 503 499 168 160 213 447 1,210
17 1,130 2,310 1,970 1,470 847 542 398 189 144 519 496 1,420
18 1,270 2,560 2,040 1,390 762 400 298 165 162 713 493 1,320
19 1,210 1,980 2,080 1,230 1,120 412 400 197 169 252 762 1,230
20 1,730 1,660 2,090 1,470 1,250 502 382 156 114 244 889 945
21 2,030 1,910 2,220 1,170 867 469 422 164 116 193 705 1,190
22 1,840 2,260 2,190 1,100 665 470 263 162 230 169 530 1,360
23 2,170 2,220 2,010 1,110 787 616 251 140 241 184 661 1,690
24 2,050 2,000 1,540 996 657 634 258 148 362 192 618 1,590
25 1,850 2,030 1,570 1,110 676 402 211 180 288 154 574 1,380
26 1,770 1,920 1,460 1,190 604 439 229 139 321 154 514 1,350
27 1,370 2,030 1,540 1,180 587 439 306 131 334 200 698 1,320
28 1,610 2,340 1,640 1,610 697 701 289 173 313 268 1,040 1,340
29 1,690 1,800 1,750 1,660 641 764 348 182 237 282 1,070 1,610
30 1,740   2,020 1,360 571 401 403 192 190 286 804 2,010
31 1,650   1,770   633   373 180   282   2,000