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USGS Daily Statistics for Nebraska

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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 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
1 312 361 666 1,200 924 1,280 621 333 269 298 364 374
2 322 360 637 1,170 970 1,200 589 332 262 315 359 381
3 314 370 621 1,160 1,010 1,090 587 316 262 318 359 377
4 311 383 641 1,100 1,030 1,050 559 302 268 341 358 374
5 312 395 659 1,060 1,010 1,000 551 311 273 341 353 370
6 325 409 669 1,060 1,040 878 584 313 267 343 354 361
7 319 433 676 1,080 1,010 928 568 298 257 362 353 360
8 317 446 691 1,110 1,020 970 566 289 250 378 349 361
9 315 508 764 1,090 1,010 851 545 279 249 396 352 356
10 311 472 804 1,070 1,060 923 500 277 254 389 360 348
11 307 451 805 1,030 998 968 490 312 256 371 360 343
12 305 444 799 995 935 1,020 490 339 295 367 361 347
13 307 446 846 965 888 1,030 506 375 300 375 356 352
14 311 450 1,110 961 844 1,200 477 352 313 370 354 347
15 308 465 1,000 1,010 815 1,380 449 376 338 383 364 338
16 303 483 957 1,040 767 1,450 458 360 346 389 371 333
17 307 511 982 1,030 764 1,230 465 362 329 380 365 322
18 312 532 1,040 999 782 1,150 475 337 311 379 361 321
19 313 678 1,060 990 807 927 518 317 344 380 362 322
20 321 636 1,080 995 857 881 476 332 336 376 370 332
21 324 609 1,070 1,010 923 950 520 347 332 373 374 335
22 332 589 1,010 1,010 918 932 478 398 339 365 370 334
23 335 600 1,080 1,010 933 917 469 511 343 373 369 333
24 338 621 1,090 993 948 955 439 345 340 364 368 330
25 339 652 1,080 980 997 935 407 308 334 361 359 335
26 344 648 1,060 998 1,020 942 385 309 325 367 353 346
27 350 649 1,080 974 1,020 893 376 301 313 365 353 345
28 354 658 1,110 912 992 852 374 301 303 355 353 335
29 352 890 1,140 886 988 743 374 297 300 351 351 332
30 350   1,240 886 1,110 681 370 288 308 357 357 329
31 353   1,250   1,240   347 288   363   327