| FAA Information Effective: | 2013-12-12 | 
| Airport Identifier: | 0A4 | 
| Airport Status: | Operational | 
| Longitude/Latitude: | 082-18-32.4940W/36-21-49.3800N -82.309026/36.363717 (Estimated) | 
| Elevation: | 1550 ft / 472.44 m (Estimated) | 
| Land: | 45 acres | 
| From nearest city: | 3 nautical miles NE of Johnson City, TN | 
| Location: | Washington County, TN | 
| Magnetic Variation: | 04W (1985) | 
| Ownership: | Privately owned | 
| Owner: | George W St John, Heirs | 
| Address: | Rt 1 Box 122 Watauga, TN 37694 | 
| Phone number: | 423-9384500 | 
| Manager: | Unknown | 
| Address: | 3191 Hwy 400 Watauga, TN 37694 | 
| Airport Use: | Open to public | 
| Wind indicator: | Yes | 
| Segmented Circle: | No | 
| Control Tower: | No | 
| Landing fee charge: | No | 
| Sectional chart: | Cincinnati | 
| Region: | ASO - Southern | 
| Boundary ARTCC: | ZTL - Atlanta | 
| Tie-in FSS: | BNA - Nashville | 
| FSS on Airport: | No | 
| FSS Toll Free: | 1-800-WX-BRIEF | 
| NOTAMs Facility: | BNA (NOTAM-d service avaliable) | 
| CTAF: | 122.900 | 
| Fuel available: | 100LL 100LL FUEL AVAIL AFTER HOURS WITH CREDIT CARD. | 
| Airframe Repair: | NONE | 
| Power Plant Repair: | NONE | 
| Bottled Oxygen: | NONE | 
| Bulk Oxygen: | NONE | 
| Dimension: | 3000 x 50 ft / 914.4 x 15.2 m | 
| Surface: | ASPH, Poor Condition RY 04/22 PAVEMENT BADLY CRACKED. | 
| Weight Limit: | Single wheel: 15000 lbs. | 
| Runway 04 | Runway 22 | |
|---|---|---|
| Traffic Pattern: | Left | Left | 
| Markings: | Numbers only, Fair Condition | Numbers only, Fair Condition | 
| Displaced threshold: | 800.00 ft | 0.00 ft | 
| Runway End Identifier: | No | No | 
| Centerline Lights: | No | No | 
| Touchdown Lights: | No | No | 
| Obstruction: | 59 ft trees, 891.0 ft from runway, 95L/ ft right of centerline, 11:1 slope to clear RY 04 APCH RATIO 25:1 TO DSPLCD THLD. | 17 ft trees, 845.0 ft from runway, 133 ft right of centerline, 37:1 slope to clear | 
| RECOMMENDED PATTERN DEP RY 04, ARRIVE RY 22. |