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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 802.90 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 74 - 75 years of record in, ft3/s   (Calculation Period 1935-10-01 -> 2018-09-30)

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 1,630 1,740 1,960 1,750 1,270 560 346 353 182 205 307 878
2 1,540 1,720 1,600 1,530 1,310 726 330 369 175 444 274 791
3 1,550 1,920 1,700 1,510 1,610 583 284 349 183 279 299 868
4 1,670 1,950 1,920 2,030 1,470 625 424 373 229 147 341 1,120
5 1,760 1,710 2,350 2,300 1,170 511 481 358 176 123 356 1,140
6 1,550 1,710 2,800 1,650 1,300 468 536 298 128 113 417 985
7 1,630 1,770 2,370 1,720 1,870 723 679 259 107 99 453 1,020
8 1,750 1,380 1,870 1,710 1,940 542 550 213 84 112 340 1,390
9 1,640 1,480 1,980 1,520 1,450 386 696 244 71 124 306 1,960
10 1,640 1,760 1,820 1,420 974 408 426 210 82 154 350 1,860
11 1,770 1,760 1,760 1,520 848 434 399 210 124 196 461 1,290
12 1,540 1,590 2,100 1,860 797 380 308 219 94 152 382 940
13 1,270 1,740 2,520 2,000 869 424 316 252 89 118 358 1,130
14 1,370 2,250 2,180 1,580 1,020 369 476 312 113 132 318 1,360
15 1,490 2,390 1,910 1,720 1,010 409 557 238 122 230 349 1,170
16 1,500 2,530 1,690 1,880 1,150 507 515 168 143 154 393 1,060
17 1,130 2,340 2,000 1,480 868 554 404 186 134 515 479 1,100
18 1,280 2,380 2,080 1,390 772 396 278 161 159 735 490 1,180
19 1,190 1,930 2,060 1,200 886 406 390 187 169 251 783 1,170
20 1,530 1,550 2,020 1,420 967 479 384 150 112 244 923 903
21 1,990 1,730 2,140 1,140 812 434 372 162 116 191 730 1,150
22 1,850 2,190 2,210 1,090 648 433 234 158 237 168 522 1,340
23 2,210 1,980 2,040 1,120 785 584 212 138 225 183 653 1,700
24 1,960 1,640 1,560 1,000 654 623 234 148 338 193 613 1,590
25 1,790 1,800 1,550 1,130 682 371 198 185 239 154 575 1,350
26 1,590 1,860 1,450 1,190 610 430 220 141 238 155 518 1,340
27 1,290 1,950 1,550 1,150 586 441 280 134 277 199 672 1,330
28 1,610 2,200 1,530 1,630 706 721 243 176 236 267 1,040 1,330
29 1,710 1,850 1,650 1,690 653 752 278 174 211 274 1,110 1,620
30 1,780   2,040 1,300 582 384 348 186 175 266 789 1,830
31 1,670   1,790   650   324 175   263   1,890