Hawkeye Point Hawkeye Point Hawkeye Point is the highest natural point in Iowa at . It is approximately north of Sibley on the eastern side of SR 60 and approximately south of the Iowa-Minnesota state border. The high ground lies due south of an old silo. The land that includes the highpoint was donated by the Sterler family, who worked this land for many decades, to Osceola County with the stipulation that the land be turned into a park. Osceola County, through its Economic Development Commission and Hawkeye Point Committee, has removed a few structures that were deemed to be hazardous to
Northrop Grumman E-2 Hawkeye aircraft. This upgrade allows faster processing, double current trackfile capacity and access to satellite information networks. Hawkeye 2000 cockpits being upgraded include solid-state glass displays, and a GPS-approach capability. The remaining Hawkeye Group II NAV Upgrade aircraft received GPS approach capability, but did not get the solid-state glass displays. In 2004, the E-2C's propeller system was changed; a new eight-bladed propeller system named NP2000 was developed by the Hamilton-Sundstrand company to replace the old four-bladed design. Improvements included reduced vibrations and better maintainability as a result of the ability to remove prop blades individually instead of having to remove the