| FAA Information Effective: | 2013-12-12 |
| Airport Identifier: | 31IS |
| Airport Status: | Operational |
| Longitude/Latitude: | 090-03-16.0000W/40-18-21.0000N -90.054444/40.305833 (Estimated) |
| Elevation: | 479 ft / 146.00 m (Estimated) |
| Land: | 0 acres |
| From nearest city: | 0 nautical miles N of Havana, IL |
| Location: | Mason County, IL |
| Magnetic Variation: | 01W (2010) |
| Ownership: | Privately owned |
| Owner: | Mason District Hospital |
| Address: | Po Box 530, 615 N Promenade Havana, IL 62644 |
| Phone number: | 309-543-4431 |
| Manager: | K.l. Dennie |
| Address: | Po Box 530, 615 N Promenade Havana, IL 62644 |
| Phone number: | 309-543-8582 |
| Airport Use: | Private MEDICAL USE. |
| Wind indicator: | Yes |
| Segmented Circle: | No |
| Control Tower: | No |
| Beacon Color: | Clear-Green-Yellow (heliport) |
| Sectional chart: | Chicago |
| Region: | AGL - Great Lakes |
| Boundary ARTCC: | ZAU - Chicago |
| Tie-in FSS: | IKK - Kankakee |
| FSS Toll Free: | 1-800-WX-BRIEF |
| NOTAMs Facility: | FDC |
| Dimension: | 42 x 42 ft / 12.8 x 12.8 m |
| Surface: | CONC, |
| Runway H1 | Runway | |
|---|---|---|
| Traffic Pattern: | Left | Left |
| ALL APP/DEP ROUTES FROM 360 DEG CLOCKWISE TO 270 DEG; TAKEOFF/LDG AREA APPROPRIATELY MARKED; NON-OBSTRUCTING WIND INDICATOR MAINTAINED. |