| FAA Information Effective: | 2013-12-12 | 
| Airport Identifier: | NA90 | 
| Airport Status: | Operational | 
| Longitude/Latitude: | 101-13-21.5560W/47-27-59.9900N -101.222654/47.466664 (Estimated) | 
| Elevation: | 2000 ft / 609.60 m (Estimated) | 
| Land: | 3 acres | 
| From nearest city: | 4 nautical miles W of Underwood, ND | 
| Location: | Mc Lean County, ND | 
| Magnetic Variation: | 10E (1985) | 
| Ownership: | Privately owned | 
| Owner: | Harold Snyder Farm | 
| Address: | Rt.1 Box 14 Underwood, ND 58576 | 
| Phone number: | 701-442-5417 | 
| Manager: | Bradley J. Snyder | 
| Address: | Rt.1 Box 14 Underwood, ND 58576 | 
| Phone number: | 701-442-5417 | 
| Airport Use: | Private | 
| Segmented Circle: | No | 
| Control Tower: | No | 
| Sectional chart: | Billings | 
| Region: | AGL - Great Lakes | 
| Boundary ARTCC: | ZMP - Minneapolis | 
| Tie-in FSS: | GFK - Grand Forks | 
| FSS on Airport: | No | 
| FSS Toll Free: | 1-800-WX-BRIEF | 
| Dimension: | 1000 x 50 ft / 304.8 x 15.2 m | 
| Surface: | TURF, | 
| Runway 08 | Runway 26 | |
|---|---|---|
| Traffic Pattern: | Left | Left | 
| Obstruction: | 30 ft trees, 300.0 ft from runway | 
| Dimension: | 1900 x 50 ft / 579.1 x 15.2 m | 
| Surface: | TURF, | 
| Runway 13 | Runway 31 | |
|---|---|---|
| Traffic Pattern: | Left | Left |