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386. Flows of Largest U.S. Rivers -- Length, Discharge, and Drainage Area



 
Average
discharge Drainage
RANK River Location of mouth Source stream Length at area
BASED (name and location) (miles) mouth
ON (1,000 cu. (1,000
LENGTH ft. per sq.
second) miles)
 
1 Missouri Missouri Red Rock Creek, MT 2,540 76.2 5 529
2 Mississippi Louisiana Mississippi River, MN 2 2,340 3 593 4 5 1,150
3 Yukon Alaska McNeil River, Canada 1,980 225 5 328
4 St. Lawrence Canada North River, MN 1,900 348 5 396
5 Rio Grande Mexico-Texas Rio Grande, CO 1,900 336
6 Arkansas Arkansas East Fork Arkansas River, CO 1,460 41 161
7 Colorado Mexico Colorado River, CO 1,450 _ 246
8 Atchafalaya 6 Louisiana Tierra Blanca Creek, NM 1,420 58 95.1
9 Ohio Illinois-Kentucky Allegheny River, PA 1,310 281 203
10 Red Louisiana Tierra Blanca Creek, NM 1,290 56 93.2
11 Brazos Texas Blackwater Draw, NM 1,280 _ 45.6
12 Columbia Oregon-Washington Columbia River, Canada 1,240 265 5 258
13 Snake Washington Snake River, WY 1,040 56.9 108
14 Platte Nebraska Grizzly Creek, CO 990 84.9
15 Pecos Texas Pecos River, NM 926 44.3
16 Canadian Oklahoma Canadian River, CO 906 _ 46.9
17 Tennessee Kentucky Courthouse Creek, NC 886 68 40.9
18 Colorado (of Texas) Texas Colorado River, TX 862 _ 42.3
19 North Canadian Oklahoma Corrumpa Creek, NM 800 17.6
20 Mobile Alabama Tickanetley Creek, GA 774 67.2 44.6
21 Kansas Kansas Arikaree River, CO 743 59.5
22 Kuskokwim Alaska South Fork Kuskokwim River, AK 724 67 48
23 Yellowstone North Dakota North Folk Yellowstone River, WY 692 70
24 Tanana Alaska Nabesna River, AK 659 41 44.5
25 Gila Arizona Middle Fork Gila River, NM 649 58.2
26 Porcupine Alaska Porcupine River, Canada 569 23 45.1
27 Susquehanna Maryland Hayden Creek, NY 447 38.2 27.2
28 Stikine Alaska Stikine River, Canada 379 56 5 20
29 Susitna Alaska Susitna River, AK 313 51 20
30 Willamette Oregon Middle Fork Willamette River, OR 309 37.4 11.4
31 Copper Alaska Copper River, AK 286 59 24.4
32 Nushagak Alaska Nushagak River, AK 285 36 13.4



1 From source to mouth.
2 The length from the source of the Missouri River to the Mississippi River and thence to the Gulf of Mexico is about 3,710 miles.
3 Includes about 167,000 cubic ft. per second diverted from the Mississippi into the Atchafalaya River but excludes the flow of the Red River.
4 Excludes the drainage areas of the Red and Atchafalaya Rivers.
5 Drainage area includes both the U.S. and Canada.
6 In east-central Louisiana, the Red River flows into the Atchafalaya River, a distributary of the Mississippi River. Data on average discharge, length, and drainage area include the Red River, but exclude all water diverted into the Atchafalaya from the Mississippi River. Source: U.S. Geological Survey, Largest Rivers in the United States, Open File Report 87-242, May 1990.

http://mapping.usgs.gov/



http://www.allcountries.org/uscensus/386_flows_of_largest_u_s_rivers.html

These tables are based on figures supplied by the United States Census Bureau, U.S. Department of Commerce and are subject to revision by the Census Bureau.

Copyright © 2006 Photius Coutsoukis and Information Technology Associates, all rights reserved.