Arkansas River | NavShip

Waterway information

Kind:
Inland

Driving areas:
🇺🇸 United States of America

Length:
980.5 km¹, 2364 km official total length
¹River kilometers or bank length recorded in NavShip, including river arms and harbor entrances.

Availability:
Completely recorded
Recent Update: 16.04.2025²
² This date indicates when an adjustment last took place in the course of the body of water

Recorded:
Locks: 13
Harbours / marinas: 3
Bridges: 0
Berths: 1
Slipways: 1
Fuelstations: 0

Useful information:
The Arkansas River rises near a small town in the Rocky Mountains, flows into the Mississippi and is one of the largest rivers in the world.

Almost half of the Arkansas River's length is navigable.

The source of the river rises at an altitude of around 4,260 meters near the small town of Leadville. It is located in the US state of Colorado, in the middle of the Rocky Mountains.

Route:

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Request waterway overview map with symbol legend here (Link).

Information about data associated with this body of water (16 available):
Data by OpenSeaMap (c) OSM contributors, www.openseamap.org
# Kind Coordinates Name Information
1 Marina 34.7597,-92.28787 2023-10-19T07:22:24Z Rockwater Marina
+1-214-799-4914
https://rockwatermarina.com/
2 Marina 35.29133,-93.20487 2022-05-18T20:27:27Z
3 Marina 36.75792,-96.85897 2023-05-29T12:59:18Z Pioneer Cove Marina
4 Slipway 35.36534,-94.82702 small_craft_facility 2025-04-18T11:53:59Z
5 Berth 35.36914,-94.82852 2025-04-14T22:33:30Z USCGC Muskingum
USCGC Muskingum is a 75' river buoy tender that maintains buoys on the Arkansas River from mile 71.2 to mile 444.8 and the Verdigris River from mile 0 to mile 11.
6 Lock 35.55344,-95.16699 Unknown
7 Lock 35.31494,-94.55954 Unknown
8 Lock 35.47207,-93.81214 Unknown
9 Lock 35.25014,-93.1686 Unknown
10 Lock 35.1246,-92.78522 Lock and Dam
11 Lock 35.07682,-92.53949 Unknown
12 Lock 34.79079,-92.35801 Unknown
13 Lock 34.666,-92.15623 Unknown
14 Lock 34.41313,-92.10195 Unknown
15 Lock 34.24709,-91.90528 Lock
16 Lock 34.16347,-91.67767 Unknown
16 Lock 34.16347,-91.67767 Unknown
16 Lock 34.16347,-91.67767 Unknown

#	Kind	Coordinates	Name	Information
1	Marina	34.7597,-92.28787	2023-10-19T07:22:24Z	Rockwater Marina +1-214-799-4914 https://rockwatermarina.com/
2	Marina	35.29133,-93.20487	2022-05-18T20:27:27Z
3	Marina	36.75792,-96.85897	2023-05-29T12:59:18Z	Pioneer Cove Marina
4	Slipway	35.36534,-94.82702	small_craft_facility	2025-04-18T11:53:59Z
5	Berth	35.36914,-94.82852	2025-04-14T22:33:30Z	USCGC Muskingum USCGC Muskingum is a 75' river buoy tender that maintains buoys on the Arkansas River from mile 71.2 to mile 444.8 and the Verdigris River from mile 0 to mile 11.
6	Lock	35.55344,-95.16699	Unknown
7	Lock	35.31494,-94.55954	Unknown
8	Lock	35.47207,-93.81214	Unknown
9	Lock	35.25014,-93.1686	Unknown
10	Lock	35.1246,-92.78522	Lock and Dam
11	Lock	35.07682,-92.53949	Unknown
12	Lock	34.79079,-92.35801	Unknown
13	Lock	34.666,-92.15623	Unknown
14	Lock	34.41313,-92.10195	Unknown
15	Lock	34.24709,-91.90528	Lock
16	Lock	34.16347,-91.67767	Unknown
16	Lock	34.16347,-91.67767	Unknown
16	Lock	34.16347,-91.67767	Unknown