Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Sunset 8:39 PM — under 2h
- Water level
- 7.75 ft
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Live Water Conditions on Grand River
Updated 46 min agoSource: USGS station 04118105 — GRAND RIVER AT ADA, MI · 4 mi from Grand River
Launch Light & Moon — July 11
local timeWaning Crescent (8% illuminated). Good fishing outlook — the moon is approaching a major phase.
Location
Quick Facts: Main Dam Impoundment Landing
| Location | TOWN OF MONTELLO, Wisconsin |
|---|---|
| Waterbody | Grand River |
| Access Type | Public - Free |
| Coordinates | 43.728731, -89.260851 |
| Hours | Check on site |
| County | Marquette |
Main Dam Impoundment Landing is a public boat launch providing access to Grand River in TOWN OF MONTELLO, Wisconsin at coordinates 43.72873, -89.26085. Data published by Wisconsin Department of Natural Resources (WI DNR).
Main Dam Impoundment Landing is a public boat launch on Grand River in TOWN OF MONTELLO, Marquette County, Wisconsin. As a public launch it is open to all boaters; state- and county-run ramps like this are typically free or charge only a modest day-use fee. Facility details on record include ramp surface: Gravel, launch type: Ramp, ada accessible: No. This page shows live USGS water level and temperature, sunrise, sunset, and moon-phase times for the launch, updated automatically. There are 6 other mapped boat ramps within about 15 miles if conditions here aren't right.
Related: boat ramp near TOWN OF MONTELLO • public launch in Marquette • fishing access on Grand River • Wisconsin boat launch
Facilities & Amenities
| Ramp Surface | Gravel |
|---|---|
| Launch Type | Ramp |
| ADA Accessible | No |
| Managed By | State(DNR) |
Facility details from the managing agency's public records.
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Frequently Asked Questions About Main Dam Impoundment Landing
Is Main Dam Impoundment Landing free to use?
Yes, Main Dam Impoundment Landing is a public boat launch with free access in TOWN OF MONTELLO, Wisconsin.
What water does Main Dam Impoundment Landing access?
Main Dam Impoundment Landing provides boat launch access to Grand River in TOWN OF MONTELLO, Wisconsin.
How do I get to Main Dam Impoundment Landing?
Main Dam Impoundment Landing is located at coordinates 43.728731, -89.260851 in TOWN OF MONTELLO, Wisconsin. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
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Alternative Boat Launches Nearby
Boaters have 6 other launch options within 3.4 mi, each offering access to nearby waters with varying facilities and conditions.