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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 06799000 Elkhorn River at Norfolk, Nebr.


Madison County, Nebraska
Hydrologic Unit Code 10220001
Latitude  42°00'13.6", Longitude  97°25'33.7" NAD83
Drainage area 2,790  square miles
Contributing drainage area 1,790.00  square miles
Gage datum 1,500.95 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 water year of record in, ft3/s   (Calculation Period 1945-10-01 -> 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
1 305 358 665 1,190 907 1,270 614 333 269 298 364 374
2 315 357 636 1,160 952 1,200 577 332 262 315 359 381
3 307 363 620 1,150 993 1,070 580 316 262 318 359 377
4 304 371 639 1,100 1,010 1,040 552 302 268 341 358 374
5 306 378 658 1,050 997 1,000 545 311 273 341 353 370
6 318 384 669 1,050 1,030 878 580 313 267 343 354 361
7 312 393 675 1,080 1,000 930 564 298 257 362 353 360
8 310 404 691 1,110 1,020 974 561 289 250 378 349 361
9 308 473 765 1,090 1,020 853 541 279 249 396 352 356
10 307 444 806 1,070 1,060 927 500 277 254 389 360 348
11 304 430 807 1,030 1,000 974 490 312 256 371 360 343
12 303 428 801 995 939 1,020 490 339 295 367 361 347
13 306 433 848 966 891 1,040 506 375 300 375 356 352
14 311 440 1,120 963 846 1,210 477 352 313 370 354 347
15 308 457 1,010 1,010 816 1,390 449 376 338 383 364 338
16 302 477 961 1,050 768 1,440 458 360 346 389 371 333
17 306 507 986 1,030 765 1,230 465 362 329 380 365 322
18 311 529 1,040 1,000 784 1,140 475 337 311 379 361 318
19 312 678 1,060 991 810 917 518 317 344 380 362 319
20 320 635 1,090 995 860 879 476 332 336 376 370 329
21 324 608 1,070 1,010 926 952 520 347 332 373 374 332
22 331 587 1,010 1,010 921 933 478 398 339 365 370 331
23 334 597 1,080 1,010 935 889 469 511 343 373 369 330
24 337 619 1,090 994 945 932 439 345 340 364 368 326
25 338 652 1,090 982 992 915 407 308 334 361 359 329
26 343 647 1,060 998 1,010 925 385 309 325 367 353 338
27 349 648 1,090 962 1,010 881 376 301 313 365 353 339
28 353 658 1,110 897 992 842 374 301 303 355 353 330
29 350 901 1,140 866 990 734 374 297 300 351 351 327
30 348   1,230 866 1,110 675 370 288 308 357 357 323
31 351   1,240   1,230   347 288   363   321