Schmitt Island Boat Ramp
Boat ramp · on Mississippi River · near Dubuque · Iowa
Zebra mussels (latest report 2016) reported in Mississippi River 710 m 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
- Concrete
- Car parking
- 23 spaces
- Managed by
- City
- Coordinates
- 42.51157, -90.64480
Channel depths in feet from the Army Corps' surveys (Rock Island District; the one nearest this launch is of May 21, 2024). Not for navigation.
Conditions
- Weather forecast for this launch · National Weather Service
On the river
River mile 580.8 on Mississippi River · U.S. Army Corps of Engineers Navigation Mile Markers, placed between its mile markers
Keep well clear of dams: strong currents and restricted zones above and below them.
- Dam, 2.3 mi upstream: MISSISSIPPI RIVER LOCK & DAM NO. 11 (large impoundment), 43 ft. · Iowa DNR River Programs dam hazards
Up to 10 river miles each way, from the agencies' inventories; not every hazard is listed and rivers change. Scout before you go.
Sources: U.S. Army Corps of Engineers Navigation Mile Markers, Iowa DNR River Programs dam hazards.
Channel survey
The Army Corps surveys the channels it maintains and posts every survey.
- Upper Mississippi River Pool 12
Hydrographic survey of May 21, 2024 by the Rock Island District. Soundings on the sheet down to 17.2 ft below the pool's low control level, 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 Iowa. All launches on Mississippi River.
Community
Where people who use Mississippi River talk about it.
Nearby launches
- A.Y. McDonald Park Boat Ramp · 1.0 mi · Mississippi River
- Rivers Edge Plaza · 1.3 mi · Mississippi River
- Sunfish Lake Boat Ramp · 1.4 mi
- Sunfish Lake Landing · 2.2 mi · Mississippi River
- Mines of Spain · 3.0 mi · Catfish Creek
- John Deere Marsh · 4.5 mi · Mississippi River
Sources
- Iowa DNR Water Accesses record e8693bcf-f665-4220-873e-6b963f43461b · Public data (Iowa DNR), no terms stated; credit the Iowa Department of Natural Resources
- Iowa DNR Boat Ramps (Recreation MapServer, lakes and state parks) record -90.64490,42.51164 · Public data (Iowa DNR), no terms stated; credit the Iowa Department of Natural Resources
- OpenStreetMap n4577201460 © OpenStreetMap contributors, ODbL
Why it is listed as public: listed by Iowa DNR Water Accesses and Iowa DNR Boat Ramps (Recreation MapServer, lakes and state parks). Something wrong, or is this launch private? Send a correction; it goes to a person.