W of Mason City in Ventura, Iowa.
Directions: Take I90 West to Rockford. I90 to Route 20 in Rockford West into IA. Take 20 beyond the border into Iowa. Take this West past Dubuque to just past Waterloo. Take I35 North. Take I35 into Clear Lake and exit Rte 27. Depending on the wind direction, there is a State Park on the South side of the lake. To get here take 107 South from 27. Take 107 to 27th avenue West. Take 27th to South Shore Drive. Make a right (North) on Finch to the park offices.
**Note(1): This lake is shallow, so you can water launch from any water access point.
**Note(2): Lake runs East to West to these wind directions would work best.