Mercy Hospital Airport (Oelwein, IA) IA57 ملاحظات
| A110-1 | For clearance contact des moines approach at 515-974-8016. When des moines app closed, for clearance contact minneapolis artcc at 651-463-5588. |
| A18 | Medical use. |
| A52-H1 | Has lighted 50 ft smokestack 90 ft southwest; 68 ft building 83 ft southwest; 24 ft building 158 ft southwest. |
| A81-APT | For perimeter lights please call 319-283-6000. |
