| FAA Information Effective: | 2013-12-12 |
| Airport Identifier: | WS40 |
| Airport Status: | Operational |
| Longitude/Latitude: | 089-01-57.4010W/42-41-18.0370N -89.032611/42.688344 (Estimated) |
| Elevation: | 840 ft / 256.03 m (Estimated) |
| Land: | 0 acres |
| From nearest city: | 1 nautical miles N of Janesville, WI |
| Location: | Rock County, WI |
| Magnetic Variation: | 00E (1985) |
| Ownership: | Privately owned |
| Owner: | Mercy Hospital |
| Address: | 1000 Mineral Point Ave Janesville, WI 53545 |
| Phone number: | 608-756-6000 |
| Manager: | David E. Kurtz |
| Address: | 1000 Mineral Point Ave Janesville, WI 53548 |
| Phone number: | 608-756-6080 |
| 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: | GRB - Green Bay |
| FSS Toll Free: | 1-800-WX-BRIEF |
| Dimension: | 50 x 50 ft / 15.2 x 15.2 m |
| Surface: | ASPH, |
| Runway H1 | Runway | |
|---|---|---|
| Traffic Pattern: | Left | Left |
| Markings: | Basic, | , |
| PRVDD ALL APCH/DEP OPNS 040-080 DEGS & 220-260 DEGS; TAKEOFF/LDG AREA APPROPRIATELY MKD; NON-OBSTRUCTING WIND INDICATOR MAINTAINED. |