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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 03612600 OHIO RIVER AT OLMSTED, IL


Pulaski County, Illinois
Hydrologic Unit Code 05140206
Latitude  37°10'45", Longitude  89°03'30" NAD27
Drainage area 203,000  square miles
Gage datum 278.13 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 2012-10-01 -> 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
1 533,000 434,000 731,000 506,000 493,000 282,000 306,000 184,000 141,000 133,000 213,000 272,000
2 543,000 420,000 739,000 510,000 476,000 283,000 299,000 185,000 137,000 143,000 230,000 290,000
3 546,000 409,000 748,000 508,000 454,000 279,000 295,000 186,000 157,000 144,000 247,000 316,000
4 567,000 403,000 763,000 513,000 442,000 270,000 297,000 179,000 170,000 138,000 244,000 331,000
5 580,000 407,000 777,000 523,000 443,000 258,000 288,000 169,000 167,000 142,000 232,000 338,000
6 589,000 427,000 790,000 531,000 440,000 248,000 284,000 160,000 160,000 134,000 228,000 345,000
7 603,000 451,000 769,000 532,000 445,000 234,000 294,000 152,000 150,000 140,000 228,000 349,000
8 605,000 487,000 746,000 521,000 449,000 229,000 296,000 146,000 137,000 148,000 232,000 351,000
9 598,000 519,000 731,000 496,000 453,000 234,000 292,000 142,000 134,000 154,000 238,000 361,000
10 583,000 549,000 729,000 484,000 452,000 234,000 297,000 142,000 138,000 155,000 240,000 361,000
11 562,000 571,000 716,000 482,000 467,000 230,000 294,000 153,000 143,000 145,000 246,000 361,000
12 532,000 592,000 705,000 488,000 469,000 225,000 283,000 150,000 144,000 144,000 248,000 355,000
13 510,000 593,000 699,000 505,000 447,000 219,000 273,000 146,000 141,000 136,000 248,000 346,000
14 492,000 573,000 695,000 540,000 431,000 215,000 266,000 152,000 146,000 129,000 242,000 344,000
15 485,000 556,000 687,000 546,000 421,000 214,000 263,000 157,000 150,000 136,000 234,000 342,000
16 489,000 543,000 673,000 549,000 406,000 211,000 263,000 155,000 150,000 141,000 228,000 333,000
17 493,000 542,000 653,000 553,000 383,000 212,000 263,000 151,000 148,000 138,000 222,000 330,000
18 494,000 554,000 628,000 543,000 365,000 224,000 251,000 158,000 148,000 141,000 219,000 337,000
19 486,000 573,000 617,000 527,000 354,000 227,000 248,000 163,000 142,000 144,000 224,000 340,000
20 476,000 602,000 606,000 515,000 350,000 224,000 244,000 155,000 130,000 146,000 237,000 354,000
21 473,000 625,000 592,000 505,000 335,000 227,000 232,000 156,000 130,000 146,000 241,000 370,000
22 463,000 645,000 574,000 487,000 328,000 231,000 230,000 164,000 129,000 141,000 247,000 394,000
23 452,000 679,000 564,000 482,000 321,000 244,000 230,000 164,000 143,000 134,000 243,000 414,000
24 444,000 717,000 553,000 483,000 309,000 260,000 220,000 167,000 142,000 132,000 248,000 440,000
25 442,000 744,000 548,000 481,000 301,000 267,000 220,000 164,000 140,000 134,000 248,000 455,000
26 447,000 771,000 536,000 473,000 294,000 275,000 209,000 163,000 146,000 148,000 241,000 464,000
27 444,000 776,000 512,000 475,000 287,000 282,000 198,000 151,000 148,000 152,000 243,000 479,000
28 444,000 772,000 493,000 474,000 291,000 299,000 201,000 143,000 140,000 158,000 242,000 489,000
29 444,000 792,000 493,000 492,000 290,000 309,000 192,000 132,000 136,000 180,000 246,000 503,000
30 443,000   504,000 506,000 291,000 317,000 181,000 129,000 131,000 192,000 254,000 515,000
31 438,000   509,000   287,000   181,000 136,000   199,000   525,000