Grand Lake St. Marys Seaplane Base

Grand Lake St. Marys Seaplane Base (FAA LID: O12) is a public use seaplane base located five nautical miles (9 km) southwest of the central business district of St. Marys, a city in Auglaize County, Ohio, United States. It is owned by the Ohio Division of Parks & Recreation^[1] and is located on Grand Lake St. Marys, a lake and state park in Ohio. The airport is a significant meeting place for the Ohio Seaplane Pilots Association.^[2]

Grand Lake St. Marys Seaplane Base
IATA: none ICAO: none FAA LID: O12
Summary
Airport type	Public
Owner	Ohio Division of Parks & Recreation
Serves	St. Marys, Ohio
Location	Auglaize County, Ohio
Time zone	UTC−05:00 (-5)
• Summer (DST)	UTC−04:00 (-4)
Elevation AMSL	871 ft / 265 m
Coordinates	40°32′28″N 084°29′26″W
Runways
Direction Length Surface ft m 9/27 7,000 2,134 Water
Statistics (2022)
Aircraft Movements 12
Source: Federal Aviation Administration[1]

In 2016, the State of Ohio announced plans to expand the lake to allow more seaplane operations.^[3] The State of Ohio also announced plans to designate more lakes as seaplane bases for open use.^[4]

Facilities and aircraft

Grand Lake St. Marys Seaplane Base covers an area of 643 acres (260 ha) at an elevation of 871 feet (265 m) above mean sea level. It has one seaplane landing area designated 9/27 and measuring 7,000 x 4,000 ft (2,134 x 1,219 m).

The airport does not have a fixed-base operator, though avgas is available.^[5][6]

For the 12-month period ending September 27, 2022, the airport has 12 aircraft operations per year, all general aviation.^[1][5]

See also

• List of airports in Ohio