Missouri / Mississippi River /
Alton Lake Access
Boat ramp · on Mississippi River · near West Alton · Missouri
Zebra mussels (latest report 2001) reported in Mississippi River 2.0 km from this launch (USGS Nonindigenous Aquatic Species database). Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.
USGS Nonindigenous Aquatic Species database · checked October 18, 2026
Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
At the launch
- Type
- Boat ramp
- Fee
- Free
- Ramp surface
- Gravel
- Coordinates
- 38.88720, -90.21352
Channel depths in feet from the Army Corps' surveys (St. Louis District; the one nearest this launch is of January 13, 2022). Not for navigation.
Conditions
- Weather forecast for this launch · National Weather Service
On the river
River mile 204.3 on Mississippi River · U.S. Army Corps of Engineers Navigation Mile Markers, placed between its mile markers
Sources: U.S. Army Corps of Engineers Navigation Mile Markers.
Channel survey
The Army Corps surveys the channels it maintains and posts every survey.
- Pool 26 Upper Mississippi · 0.2 mi from this launch
Hydrographic survey of January 13, 2022 by the St. Louis District. Soundings on the sheet down to 98.8 ft below Low Water Datum, with bars at or above it; the Corps maintains a 9 ft channel here. Survey sheet (PDF)
US Army Corps of Engineers hydrographic surveys, from eHydro. A survey shows the bottom on the day it was made; channels shoal after high water and change with dredging. Not for navigation.
On Mississippi River
River in Missouri. All launches on Mississippi River.
Community
Where people who use Mississippi River talk about it.
Nearby launches
- Alta Villa East Boat Ramp · 1.2 mi · Brickhouse Slough
- Lincoln-Shields Recreation Area South Boat Ramp · 1.4 mi · Ellis Lake
- Lincoln-Shields Recreation Area North Boat Ramp · 1.4 mi · Ellis Lake
- Spatterdock Lake Access · 1.4 mi · Spatterdock Lake
- Riverlands Migratory Bird Sanctuary West Boat Ramp · 1.6 mi · Teal Pond
- Alton Riverfront · 2.1 mi · Mississippi River
Sources
- U.S. Army Corps of Engineers St. Louis District boat ramps record 201-3006732-177 · US federal government data, public domain (U.S. Army Corps of Engineers, St. Louis District); no terms stated
- OpenStreetMap n12549669375 © OpenStreetMap contributors, ODbL
Why it is listed as public: listed by U.S. Army Corps of Engineers St. Louis District boat ramps. Something wrong, or is this launch private? Send a correction; it goes to a person.