River Report
Discharge Volume
•
Streamflow Data
September 27 2023
River Report
September 27 2023
The rivers of the USA are varied and complex, shaped by a long history of human use and environmental change. The country's major rivers include the Mississippi, Missouri, Colorado, Columbia, Rio Grande, and many others, each with its unique hydrology and cultural significance. These rivers have been used for centuries for transportation, agriculture, and recreation, and many have been dammed to create reservoirs for power generation, irrigation, and water supply.
One example of a significant reservoir and dam system is the Hoover Dam, which was constructed on the Colorado River in the 1930s. The dam forms Lake Mead, the largest reservoir in the US, which serves as a critical water source for agriculture, industry, and urban areas in the Southwest. Many other dams and reservoirs dot the landscape of the US, providing essential resources for the country's growing population. In addition to serving as vital sources of water and power, these reservoirs are also popular destinations for recreational activities such as boating, fishing, and swimming, contributing significantly to the country's tourism industry.
River
Discharge Volume (ac-ft)
Percent Normal (%)
Wapsipinicon River
7,162
42
Yellow River
7,468
56
Pithlachascotee River
0
2
Little Snake River
12,932
208
Mill River
440
158
Willamette River
304,265
169
Ohio River
1,738,715
150
Missisquoi River
9,459
82
Verdigris River
402
1
Methow River
93,878
276
Cowanesque River
2,493
167
South Santiam River
19,755
146
Poteau River
9,703
99
Hudson River
274,374
238
Saline River
33,598
122
Raquette River
32,033
125
Ocmulgee River
28,721
101
Etowah River
30,914
119
Deep River
3,310
119
Ogeechee River
8,707
110
Eagle River
5,423
184
Black River
128,918
45
Duck River
8,123
24
Dolores River
49,242
618
Clackamas River
31,656
147
Colorado River
358,311
158
Enoree River
2,711
146
Wenatchee River
86,083
232
Patuxent River
1,335
109
Nottoway River
13,533
276
Whippany River
1,750
271
Greenbrier River
32,906
197
Flathead River
105,501
90
Passaic River
21,788
306
Crooked River
9,303
203
Beaverhead River
385
56
North River
3,431
66
Illinois River
79,974
33
Gunnison River
40,463
346
Androscoggin River
153,799
217
Whitewater River
4,446
45
Apalachicola River
74,380
79
Broad River
32,192
96
Platte River
27,451
33
Kalamazoo River
10,604
80
Elkhorn River
4,750
23
Beaver River
28,947
141
Roaring Fork River
7,928
231
Sevier River
2,757
101
Menominee River
179,901
169
Falls River
9,382
131
Savannah River
90,129
30
Yellowstone River
150,929
102
Auglaize River
9,523
113
Verde River
1,812
105
Blackstone River
9,045
180
Canadian River
3,609
11
Leaf River
22,822
75
Conecuh River
7,900
81
Heart River
5,136
223
Sauk River
41,891
212
Kiamichi River
5,009
33
Sheyenne River
31,200
148
Meramec River
8,934
23
Missouri River
1,131,771
49
Columbia River
1,505,458
108
Hillsborough River
397
59
Tippecanoe River
8,969
69
Deschutes River
30,869
137
Cedar River
46,183
57
Appomattox River
4,921
92
Wood River
734
105
Lumber River
5,330
125
Fraser River
701
127
Spokane River
77,752
114
Conemaugh River
14,936
133
Marias River
4,721
92
Knife River
1,715
114
Agua Fria River
70
493
Umatilla River
13,170
225
Blanchard River
5,794
107
Catawba River
25,825
128
Little Sioux River
5,018
32
Little Colorado River
2,562
444
Wisconsin River
130,810
123
Milwaukee River
4,197
70
Kettle River
74,975
196
Pearl River
39,614
43
Ocklawaha River
3,206
98
Coosawattee River
8,632
121
Peshtigo River
13,408
129
Rogue River
32,965
81
Current River
11,020
33
Clarion River
12,678
127
Little River
37,930
75
Cahaba River
7,601
86
Gasconade River
7,498
15
Prairie River
2,202
138
Saluda River
27,084
179
Shenango River
5,157
121
Tongue River
1,652
39
North Platte River
8,073
64
Neuse River
25,726
135
Allegheny River
218,688
97
Calcasieu River
2,499
35
Owyhee River
11,021
240
Nolichucky River
9,917
92
Salmon River
128,747
172
Humboldt River
30,863
306
Payette River
40,463
201
Oconee River
49,621
148
Tygart Valley River
46,195
230
Neosho River
3,098
3
Patoka River
1,611
19
Chippewa River
96,754
122
Kaskaskia River
7,393
15
Yakima River
75,888
173
Alapaha River
2,095
28
Jackson River
7,486
151
Carson River
22,076
572
Musselshell River
1,033
37
Clearwater River
308,576
176
Washita River
1,764
13
Contoocook River
14,688
269
Neversink River
8,220
260
Pecatonica River
10,114
92
Huron River
4,344
100
Chemung River
28,046
137
Hackensack River
841
196
Lehigh River
66,798
271
Minnesota River
187,974
156
Bighorn River
32,172
107
Turkey River
5,351
56
Wolf River
12,417
80
Yampa River
98,547
281
Skookumchuck River
1,240
78
Ouachita River
49,289
96
Manistee River
11,266
97
Lackawaxen River
10,586
294
Milk River
12,750
91
Little Wabash River
1,405
6
Boise River
16,879
93
Uncompahgre River
6,347
338
Nooksack River
32,489
201
Sangamon River
8,461
16
Salt River
5,296
26
Sturgeon River
10,909
238
Ruby River
910
140
Blue River
4,036
33
Wabash River
157,131
33
Cumberland River
17,994
31
Delaware River
310,446
222
Cottonwood River
1,975
35
Wind River
14,523
202
Mississippi River
6,673,735
100
Yadkin River
17,444
76
Santa Clara River
692
447
Mohawk River
60,546
203
Applegate River
9,064
226
Clinch River
6,873
54
Yahara River
2,986
89
Mahoning River
15,584
156
Provo River
5,831
201
Marmaton River
25
0
Hatchie River
8,467
34
North Santiam River
15,491
77
Wild Rice River
5,621
120
Monocacy River
6,056
103
Root River
4,017
86
Cowlitz River
41,931
86
Nisqually River
3,451
45
French Broad River
22,497
72
Hoosic River
5,155
133
Chattahoochee River
95,744
114
Neponset River
1,922
148
South Platte River
4,444
33
Iowa River
25,101
37
Bitterroot River
41,633
189
North Canadian River
2,124
17
Little Blue River
241
20
Chattooga River
2,229
121
Roanoke River
29,415
87
Schuylkill River
31,226
115
Mckenzie River
70,064
160
Cuyahoga River
16,528
179
Souris River
10,885
92
Upper Iowa River
2,624
42
White River
479,138
72
Thompson River
3,531
47
Lackawanna River
9,370
293
Roseau River
8,523
141
Chickasawhay River
11,375
59
Alcovy River
1,792
225
Ware River
2,013
110
Okanogan River
41,673
125
Juniata River
53,395
174
Ramapo River
5,367
250
Klamath River
127,002
190
Olentangy River
4,701
84
Purgatoire River
303
80
Tuscarawas River
23,297
161
Taylor River
1,648
152
Niobrara River
6,288
57
Grand River
31,718
54
Animas River
43,061
320
Potomac River
140,073
142
Skagit River
145,190
160
Merrimack River
159,075
240
Rock River
106,808
101
Green River
120,514
122
Santa Cruz River
399
204
Chenango River
31,379
233
Flint River
71,885
87
Snake River
680,769
110
Genesee River
14,634
75
Suwannee River
48,732
46
Powell River
1,923
54
Peace River
735
83
Republican River
756
16
Kankakee River
22,856
53
Truckee River
58,705
183
Virgin River
3,987
260
Tuckasegee River
4,635
66
Madison River
14,569
102
Duchesne River
3,719
384
Pecos River
4,903
94
Muskingum River
144,000
155
Cheyenne River
1,136
36
Brazos River
82,276
65
Choctawhatchee River
29,589
69
Waccamaw River
3,062
122
Nodaway River
1,940
21
Weber River
28,509
478
Cache River
2,966
35
Portneuf River
6,303
232
Tallapoosa River
24,395
110
Susquehanna River
1,878,967
228
Embarras River
2,339
14
Cannonball River
1,348
142
Caney River
102
1
Piney River
1,496
87
East River
3,055
164
South River
1,591
40
Klickitat River
21,620
180
Sandusky River
10,679
139
Harpeth River
1,374
12
Middle River
605
6
Kentucky River
44,291
19
Ashuelot River
9,195
166
Pine River
3,312
115
Rocky River
3,689
126
Puyallup River
18,922
128
Ochlockonee River
12,270
83
Moreau River
275
5
Cimarron River
2,624
29
Blackfoot River
19,716
158
Gila River
19,129
639
Scioto River
83,465
78
Kennebec River
175,934
218
Chariton River
746
8
Quinebaug River
16,620
191
Licking River
6,795
16
Maumee River
47,008
79
Stillwater River
2,023
59
Little Tallapoosa River
2,456
137
Sandy River
28,998
217
Arkansas River
21,924
7
Smith River
25,746
192
James River
196,420
112
Maple River
7,583
118
Tombigbee River
20,828
177
Wynoochee River
4,425
136
Sweetwater River
1,595
265
Charles River
4,445
146
Bear River
34,792
294
Myakka River
17
8
Blackwater River
5,300
56
Connecticut River
603,356
155
Youghiogheny River
65,931
228
Spring River
7,906
17
Chehalis River
11,599
101
Great Miami River
69,699
99
Ottawa River
1,777
106
Piscataquis River
34,155
218
Tioga River
13,642
109
Walker River
3,630
438
Withlacoochee River
6,978
53
Amite River
2,499
77
Saddle River
662
153
Teton River
3,590
133
Pigeon River
10,003
91
Little Missouri River
1,338
25
Powder River
2,737
66
The rivers of the USA are varied and complex, shaped by a long history of human use and environmental change. The country's major rivers include the Mississippi, Missouri, Colorado, Columbia, Rio Grande, and many others, each with its unique hydrology and cultural significance. These rivers have been used for centuries for transportation, agriculture, and recreation, and many have been dammed to create reservoirs for power generation, irrigation, and water supply.
Top 10 Longest Rivers
River
Length (mi)
Total Discharge (cfs)
Wapsipinicon River
263.09
3,611
Yellow River
554.55
3,765
Pithlachascotee River
17.86
0
Little Snake River
156.48
6,520
Mill River
111.97
222
Willamette River
187.39
153,400
Ohio River
969.92
876,600
Missisquoi River
69.5
4,769
Verdigris River
302.43
203
Methow River
85.82
47,330
Cowanesque River
38.75
1,257
South Santiam River
59.66
9,960
Poteau River
135.71
4,892
Hudson River
303.99
138,330
Saline River
663.19
16,939
Raquette River
167.68
16,150
Ocmulgee River
240.45
14,480
Etowah River
161.04
15,586
Deep River
179.41
1,669
Ogeechee River
215.63
4,390
Eagle River
128.39
2,734
Black River
1988.14
64,996
Duck River
279.09
4,095
Dolores River
241.14
24,826
Clackamas River
71.26
15,960
Colorado River
2201.77
180,648
Enoree River
98.96
1,367
Wenatchee River
49.91
43,400
Patuxent River
76.77
673
Nottoway River
114.87
6,823
Whippany River
17.51
882
Greenbrier River
151.47
16,590
Flathead River
171.67
53,190
Passaic River
79.66
10,985
Crooked River
297.98
4,690
Beaverhead River
54.53
194
North River
501.89
1,730
Illinois River
535.16
40,320
Gunnison River
182.52
20,400
Androscoggin River
168.73
77,540
Whitewater River
322.88
2,242
Apalachicola River
101.35
37,500
Broad River
246.27
16,230
Platte River
629.28
13,840
Kalamazoo River
111.35
5,346
Elkhorn River
282.01
2,395
Beaver River
518.07
14,594
Roaring Fork River
62.11
3,997
Sevier River
298.15
1,390
Menominee River
115.22
90,700
Falls River
10.73
4,730
Savannah River
457.57
45,440
Yellowstone River
771.66
76,093
Auglaize River
99.67
4,801
Verde River
189.33
913
Blackstone River
40.85
4,560
Canadian River
1141.23
1,820
Leaf River
221.22
11,506
Conecuh River
161.28
3,983
Heart River
255.26
2,589
Sauk River
155.76
21,120
Kiamichi River
175.34
2,526
Sheyenne River
455.11
15,730
Meramec River
223.49
4,504
Missouri River
1852.5
570,600
Columbia River
686.72
759,000
Hillsborough River
55.28
200
Tippecanoe River
169.95
4,522
Deschutes River
274.4
15,563
Cedar River
435.52
23,284
Appomattox River
139.5
2,481
Wood River
484.47
370
Lumber River
95.05
2,687
Fraser River
29.55
353
Spokane River
113.4
39,200
Conemaugh River
49.92
7,530
Marias River
180.64
2,380
Knife River
225.41
865
Agua Fria River
126.94
35
Umatilla River
83.41
6,640
Blanchard River
84.98
2,921
Catawba River
261.91
13,020
Little Sioux River
231.28
2,530
Little Colorado River
329.29
1,292
Wisconsin River
406.17
65,950
Milwaukee River
85.02
2,116
Kettle River
140.97
37,800
Pearl River
415.25
19,972
Ocklawaha River
85.2
1,617
Coosawattee River
51.34
4,352
Peshtigo River
123.13
6,760
Rogue River
227.49
16,620
Current River
168.87
5,556
Clarion River
102.25
6,392
Little River
1846.81
19,123
Cahaba River
183.65
3,832
Gasconade River
273.22
3,780
Prairie River
178.84
1,110
Saluda River
184.53
13,655
Shenango River
90.81
2,600
Tongue River
388.34
833
North Platte River
709.84
4,070
Neuse River
205.76
12,970
Allegheny River
335.81
110,255
Calcasieu River
181.29
1,260
Owyhee River
328.95
5,556
Nolichucky River
177.28
5,000
Salmon River
788.56
64,910
Humboldt River
347.13
15,560
Payette River
72.14
20,400
Oconee River
276.76
25,017
Tygart Valley River
126.72
23,290
Neosho River
481.07
1,562
Patoka River
151.34
812
Chippewa River
403.27
48,780
Kaskaskia River
242.55
3,727
Yakima River
206.57
38,260
Alapaha River
167.09
1,056
Jackson River
88.66
3,774
Carson River
118.53
11,130
Musselshell River
248.61
521
Clearwater River
326.95
155,573
Washita River
521.09
889
Contoocook River
63.22
7,405
Neversink River
43.62
4,144
Pecatonica River
164.25
5,099
Huron River
119.05
2,190
Chemung River
44.28
14,140
Hackensack River
44.57
424
Lehigh River
92.34
33,677
Minnesota River
318.28
94,770
Bighorn River
293.21
16,220
Turkey River
143.34
2,698
Wolf River
455.08
6,260
Yampa River
224.72
49,684
Skookumchuck River
37.19
625
Ouachita River
589.77
24,850
Manistee River
154.23
5,680
Lackawaxen River
28.08
5,337
Milk River
502.89
6,428
Little Wabash River
212.18
708
Boise River
99.11
8,510
Uncompahgre River
74.15
3,200
Nooksack River
39.34
16,380
Sangamon River
197.6
4,266
Salt River
489.89
2,670
Sturgeon River
250.26
5,500
Ruby River
72.02
459
Blue River
475.91
2,035
Wabash River
9.65
79,220
Cumberland River
858.62
9,072
Delaware River
388.12
156,516
Cottonwood River
263.74
996
Wind River
350.66
7,322
Mississippi River
2389.24
3,364,666
Yadkin River
244.08
8,795
Santa Clara River
130.18
349
Mohawk River
145.65
30,525
Applegate River
54.46
4,570
Clinch River
403.64
3,465
Yahara River
61.36
1,506
Mahoning River
100.56
7,857
Provo River
77.64
2,940
Marmaton River
87.58
13
Hatchie River
198.64
4,269
North Santiam River
91.23
7,810
Wild Rice River
330.22
2,834
Monocacy River
58.81
3,053
Root River
114.41
2,025
Cowlitz River
125.01
21,140
Nisqually River
74.55
1,740
French Broad River
208.22
11,342
Hoosic River
64.1
2,599
Chattahoochee River
499.67
48,271
Neponset River
22.52
969
South Platte River
415.94
2,240
Iowa River
294.25
12,655
Bitterroot River
83.51
20,990
North Canadian River
441.05
1,071
Little Blue River
336.16
122
Chattooga River
102.86
1,124
Roanoke River
447.61
14,830
Schuylkill River
130.99
15,743
Mckenzie River
81.51
35,324
Cuyahoga River
91.96
8,333
Souris River
275.05
5,488
Upper Iowa River
139.01
1,323
White River
2377.65
241,565
Thompson River
205.77
1,780
Lackawanna River
52.44
4,724
Roseau River
95.79
4,297
Chickasawhay River
152.16
5,735
Alcovy River
56.77
903
Ware River
35.71
1,015
Okanogan River
83.72
21,010
Juniata River
99.67
26,920
Ramapo River
34.37
2,706
Klamath River
223.66
64,030
Olentangy River
86.63
2,370
Purgatoire River
193.5
153
Tuscarawas River
107.08
11,746
Taylor River
51.19
831
Niobrara River
448.72
3,170
Grand River
714.04
15,991
Animas River
122.23
21,710
Potomac River
170.93
70,620
Skagit River
127.96
73,200
Merrimack River
110.77
80,200
Rock River
482.29
53,849
Green River
1553.2
60,759
Santa Cruz River
152.97
201
Chenango River
82.82
15,820
Flint River
455.47
36,242
Snake River
1452.01
343,220
Genesee River
151.2
7,378
Suwannee River
229.2
24,569
Powell River
149.11
969
Peace River
126.65
371
Republican River
437.9
381
Kankakee River
145.35
11,523
Truckee River
143.19
29,597
Virgin River
117.41
2,010
Tuckasegee River
63.82
2,337
Madison River
129.35
7,345
Duchesne River
113.99
1,875
Pecos River
918.92
2,472
Muskingum River
110.3
72,600
Cheyenne River
657.31
572
Brazos River
947.8
41,481
Choctawhatchee River
127.07
14,918
Waccamaw River
121.17
1,544
Nodaway River
65.2
978
Weber River
118.21
14,373
Cache River
243.38
1,495
Portneuf River
89.23
3,178
Tallapoosa River
259.54
12,299
Susquehanna River
451.45
947,310
Embarras River
180.11
1,179
Cannonball River
293.47
680
Caney River
165.62
52
Piney River
65.64
754
East River
127.88
1,540
South River
337.34
802
Klickitat River
88.95
10,900
Sandusky River
131.59
5,384
Harpeth River
119.32
693
Middle River
328.14
305
Kentucky River
255.48
22,330
Ashuelot River
62.88
4,636
Pine River
414.02
1,670
Rocky River
254.11
1,860
Puyallup River
44.87
9,540
Ochlockonee River
184.8
6,186
Moreau River
303.68
139
Cimarron River
760.62
1,323
Blackfoot River
223.5
9,940
Gila River
593.0
9,644
Scioto River
233.16
42,080
Kennebec River
142.17
88,700
Chariton River
212.03
376
Quinebaug River
55.76
8,379
Licking River
328.98
3,426
Maumee River
131.74
23,700
Stillwater River
199.29
1,020
Little Tallapoosa River
90.75
1,238
Sandy River
281.12
14,620
Arkansas River
1466.83
11,054
Smith River
337.41
12,980
James River
1125.31
99,028
Maple River
374.42
3,823
Tombigbee River
343.82
10,501
Wynoochee River
62.7
2,231
Sweetwater River
217.97
804
Charles River
67.42
2,241
Bear River
668.34
17,541
Myakka River
51.0
9
Blackwater River
367.5
2,672
Connecticut River
388.99
304,191
Youghiogheny River
128.28
33,240
Spring River
217.26
3,986
Chehalis River
115.68
5,848
Great Miami River
163.15
35,140
Ottawa River
84.31
896
Piscataquis River
62.58
17,220
Tioga River
79.07
6,878
Walker River
53.21
1,830
Withlacoochee River
252.8
3,518
Amite River
145.59
1,260
Saddle River
20.49
334
Teton River
228.59
1,810
Pigeon River
257.1
5,043
Little Missouri River
753.99
675
Powder River
541.47
1,380
Drought Conditions
Rivers experiencing low discharge
River
Percent Normal
Total Discharge (cfs)
Black River
44.61
64,996
Illinois River
32.63
40,320
Savannah River
29.98
45,440
Missouri River
48.7
570,600
Cedar River
57.38
23,284
Wabash River
33.05
79,220
White River
72.32
241,565
Suwannee River
45.8
24,569
Brazos River
65.33
41,481
Kentucky River
19.41
22,330
Delete User Account
Deleting your account will permanently remove all your data including preferences, favorites, alerts, and any subscriptions.
I am sure I want to delete my account
×
Please Verify Your Account
We recently sent an account verification email to
.
Please follow the instructions in the email to verify your account.
×
Favorite Limit Reached
Your free user account comes with 3 free favorites.
You have reached your limit.
Manage Your Favorites
×