Name
|
Location
|
Miles above the Ohio
|
Coordinates
|
Pool elevation
|
Notes
|
|
Lake Itasca Stepping Stones / Dam
|
Itasca State Park
|
|
47°14′23.2″N 95°12′27.6″W / 47.239778°N 95.207667°W / 47.239778; -95.207667
|
Lake Itasca 1,475 feet
|
Stepping stones placed by
CCC with creation of new channel / outlet for Mississippi
|
Vekin's Dam
|
8 miles north of Lake Itasca
|
|
47°17′59.8″N 95°14′30.0″W / 47.299944°N 95.241667°W / 47.299944; -95.241667
|
n/a
|
Wooden dam from the late 1800s
[1]
|
Ottertail Power Co. Dam
|
7 miles east of
Bemidji
|
|
47°29′1.0032″N 94°43′45.9156″W / 47.483612000°N 94.729421000°W / 47.483612000; -94.729421000
|
Lake Bemidji 1,335 feet
|
|
Knutson Dam
|
About 15 miles (24 km) east and north of city of
Cass Lake
|
|
47°27′07″N 94°29′00″W / 47.45194°N 94.48333°W / 47.45194; -94.48333
|
Cass Lake 1,301 feet
|
|
Winnibigoshish Lake Dam
|
About 15 miles (24 km) northwest of
Deer River
|
|
47°25′44.5″N 94°03′6.8″W / 47.429028°N 94.051889°W / 47.429028; -94.051889
|
Lake Winnibigoshish 1,290 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Pokegama Dam
|
Mile 1187
|
|
47°15′2.9844″N 93°35′15.5184″W / 47.250829000°N 93.587644000°W / 47.250829000; -93.587644000
|
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Blandin Paper Co. Dam
|
Mile 1183.6
|
|
47°13′54.5628″N 93°31′52.9500″W / 47.231823000°N 93.531375000°W / 47.231823000; -93.531375000
|
|
|
Potlatch Dam
|
Brainerd, Minnesota
|
|
46°22′40.8324″N 94°11′0.0816″W / 46.378009000°N 94.183356000°W / 46.378009000; -94.183356000
|
Rice Lake 1,174 Feet
|
|
Little Falls Dam
|
Little Falls, Minnesota
|
|
45°58′32″N 94°22′06″W / 45.97556°N 94.36833°W / 45.97556; -94.36833
|
|
|
Blanchard Dam
|
Royalton, Minnesota
|
|
45°51′39″N 94°21′36″W / 45.86083°N 94.36000°W / 45.86083; -94.36000
|
|
|
Sartell Dam
|
Sartell, Minnesota
|
|
45°37′15″N 94°12′13″W / 45.62083°N 94.20361°W / 45.62083; -94.20361
|
|
|
St. Cloud Dam
|
St. Cloud, Minnesota
|
|
45°32′52″N 94°08′50″W / 45.54778°N 94.14722°W / 45.54778; -94.14722
|
|
|
Coon Rapids Dam
|
Brooklyn Park /
Coon Rapids,
Minnesota
|
|
45°08′36″N 93°18′43″W / 45.14333°N 93.31194°W / 45.14333; -93.31194
|
|
No locks, ends navigable portion of river
|
Upper
Saint Anthony Falls Lock and Dam
|
Minneapolis, Minnesota
|
~854
|
44°58′54″N 93°15′31″W / 44.98167°N 93.25861°W / 44.98167; -93.25861
|
799 feet
|
Last lock upstream on river. Since June 9, 2015, the lock has remained closed to prevent the spread of invasive
Asian Carp.
[2] Located within the
Mississippi National River and Recreation Area.
|
Lower
Saint Anthony Falls Lock and Dam
|
Minneapolis, Minnesota
|
~853
|
44°58′42″N 93°14′49″W / 44.97833°N 93.24694°W / 44.97833; -93.24694
|
750 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Meeker Island Lock and Dam (demolished)
|
Minneapolis, Minnesota /
St. Paul, Minnesota
|
~850
|
44°57′14″N 93°12′28″W / 44.95389°N 93.20778°W / 44.95389; -93.20778
|
NA
|
Demolished. Originally known as Lock and Dam No. 2
|
Lock and Dam No. 1
|
Minneapolis, Minnesota /
St. Paul, Minnesota
|
~847.8
|
44°54′55″N 93°12′02″W / 44.91528°N 93.20056°W / 44.91528; -93.20056
|
725 feet
|
Ford Plant Powerhouse on east side. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 2
|
Hastings, Minnesota
|
~815
|
44°45′35″N 92°52′07″W / 44.75972°N 92.86861°W / 44.75972; -92.86861
|
687 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
|
Lock and Dam No. 3
|
Red Wing, Minnesota
|
796.9
|
44°36′36″N 92°36′37″W / 44.61000°N 92.61028°W / 44.61000; -92.61028
|
675 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 4
|
Alma, Wisconsin
|
~753
|
44°19′32″N 91°55′13″W / 44.32556°N 91.92028°W / 44.32556; -91.92028
|
667 feet
|
The lock is on the Wisconsin side right next to a small cafe. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 5
|
Winona County, Minnesota
|
~738.1
|
44°09′40″N 91°48′39″W / 44.16111°N 91.81083°W / 44.16111; -91.81083
|
660 feet
|
Visitor parking next to the lock. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 5A
|
Goodview, Minnesota
|
~728.5
|
44°05′18″N 91°40′08″W / 44.08833°N 91.66889°W / 44.08833; -91.66889
|
651 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 6
|
Trempealeau, Wisconsin
|
~714.1
|
43°59′59″N 91°26′18″W / 43.99972°N 91.43833°W / 43.99972; -91.43833
|
646 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 7
|
La Crescent, Minnesota
|
~702.5
|
43°52′01″N 91°18′26″W / 43.86694°N 91.30722°W / 43.86694; -91.30722
|
639 feet
|
Adjacent to
I-90 Mississippi River Bridge. Visitor parking and information next to the lock. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 8
|
Genoa, Wisconsin
|
~679.2
|
43°34′12″N 91°13′54″W / 43.57000°N 91.23167°W / 43.57000; -91.23167
|
631 feet
|
Visitor parking right next to the lock. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
|
Lock and Dam No. 9
|
Harpers Ferry, Iowa
|
~647.9
|
43°12′46″N 91°06′15″W / 43.21278°N 91.10417°W / 43.21278; -91.10417
|
620 feet
|
Parking area next to lock on Wisconsin side. Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 10
|
Guttenberg, Iowa
|
~615.0
|
42°47′06″N 91°05′42″W / 42.78500°N 91.09500°W / 42.78500; -91.09500
|
611 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Paul District
|
Lock and Dam No. 11
|
Dubuque, Iowa
|
~583
|
42°32′25″N 90°38′39″W / 42.54028°N 90.64417°W / 42.54028; -90.64417
|
603 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
|
Lock and Dam No. 12
|
Bellevue, Iowa
|
~556.7
|
42°15′41″N 90°25′12″W / 42.26139°N 90.42000°W / 42.26139; -90.42000
|
592 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 13
|
Fulton, IL
|
~522.5
|
41°53′53″N 90°09′21″W / 41.89806°N 90.15583°W / 41.89806; -90.15583
|
583 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 14
|
LeClaire, Iowa
|
~493.2
|
41°34′24″N 90°23′56″W / 41.57333°N 90.39889°W / 41.57333; -90.39889
|
572 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 15
|
Rock Island, Illinois
|
~482.8
|
41°31′07″N 90°34′08″W / 41.51861°N 90.56889°W / 41.51861; -90.56889
|
561 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 16
|
Muscatine, Iowa
|
~457.2
|
41°25′32″N 91°0′35″W / 41.42556°N 91.00972°W / 41.42556; -91.00972
|
545 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 17
|
New Boston, Illinois
|
~437
|
41°11′27″N 91°03′37″W / 41.19083°N 91.06028°W / 41.19083; -91.06028
|
536 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 18
|
Gladstone, Illinois
|
~410.5
|
40°52′54″N 91°01′27″W / 40.88167°N 91.02417°W / 40.88167; -91.02417
|
528 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 19
|
Keokuk, Iowa
|
~364
|
40°23′41″N 91°22′29″W / 40.39472°N 91.37472°W / 40.39472; -91.37472
|
518 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
|
Lock and Dam No. 20
|
Canton, Missouri
|
~343
|
40°08′37″N 91°30′46″W / 40.14361°N 91.51278°W / 40.14361; -91.51278
|
480 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 21
|
Quincy, Illinois
|
~324.9
|
39°54′23″N 91°25′56″W / 39.90639°N 91.43222°W / 39.90639; -91.43222
|
470 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 22
|
Saverton, Missouri
|
~301.2
|
39°38′18″N 91°14′49″W / 39.63833°N 91.24694°W / 39.63833; -91.24694
|
460 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, Rock Island District
|
Lock and Dam No. 24
|
Clarksville, Missouri
|
~273.4
|
39°22′36″N 90°54′30″W / 39.37667°N 90.90833°W / 39.37667; -90.90833
|
449 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Louis District
|
Lock and Dam No. 25
|
Winfield, Missouri
|
~241.4
|
39°00′17″N 90°41′11″W / 39.00472°N 90.68639°W / 39.00472; -90.68639
|
434 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Louis District
|
Lock and Dam No. 26 (historical)
|
Alton, Illinois
|
~202.5
|
38°53′10″N 90°10′55″W / 38.88611°N 90.18194°W / 38.88611; -90.18194
|
419 feet
|
Demolished, replaced by
Melvin Price Locks and Dam.
|
Melvin Price Locks and Dam aka Lock and Dam No. 26
|
East Alton, Illinois
|
~200.8
|
38°52′09″N 90°09′13″W / 38.86917°N 90.15361°W / 38.86917; -90.15361
|
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Louis District
|
Chain of Rocks Dam aka Dam No. 27
|
Glasgow Village, Missouri
|
~190.2
|
38°45′27″N 90°10′39″W / 38.75750°N 90.17750°W / 38.75750; -90.17750
|
398 feet
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Louis District
|
Chain of Rocks Lock aka Lock No. 27
|
Granite City, Illinois
|
|
38°42′11″N 90°10′51″W / 38.70306°N 90.18083°W / 38.70306; -90.18083
|
|
Owned/operated by
U.S. Army Corps of Engineers,
Mississippi Valley Division, St. Louis District
|