input: Alpena_County_Regional_Airport | location | Maple_Ridge_Township,_Alpena_County,_Michigan Alpena_County_Regional_Airport | runwayLength | 2744.0 Maple_Ridge_Township,_Alpena_County,_Michigan | country | United_States
target: Alpena County Regional Airport is located in Maple Ridge Township, Alpena County, Michigan, United States. Its runway length is 2744.0.