# Circle Z Landing Strip (NA90)

**Circle Z Landing Strip** (FAA: NA90) is a small airport in Underwood, North Dakota, United States. It has 2 runways; the longest is 1,900 ft (579 m).

Web page: https://dromopedia.com/airports/na90

## At a glance

- FAA: NA90
- Type: Small airport
- Serves: Underwood, North Dakota, United States
- Elevation: 2,000 ft / 610 m
- Coordinates: 47.4667, -101.2230
- Runways: 2
- Longest runway: 1,900 ft / 579 m
- Time zone: UTC-6/-5 · America/Chicago
- Wikidata: https://www.wikidata.org/wiki/Q61675156
- Weather station: KN60
- Ident: NA90

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 13/31 | 1,900 ft / 579 m | 50 ft / 15 m | Grass |  |  |
| 08/26 | 1,000 ft / 305 m | 50 ft / 15 m | Grass |  |  |

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 1,900 ft / 579 m | =25,683 of 29,858 | =12,564 in North America | =11,086 in US |
| Elevation | 2,000 ft / 610 m | =8,876 of 43,403 | =4,043 in North America | =3,069 in US |
| Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US |

## Nearby airports

- [ND44](https://dromopedia.com/airports/nd44.md) Underwood Airport · 4.2 mi / 6.7 km
- [37N](https://dromopedia.com/airports/37n.md) Garrison Dam Recreational Airpark · 8.8 mi / 14 km
- [5C8](https://dromopedia.com/airports/k5c8.md) Washburn Municipal Airport · 12 mi / 20 km
- [3NA2](https://dromopedia.com/airports/3na2.md) Lorentzen Airport · 13 mi / 22 km
- [91N](https://dromopedia.com/airports/91n.md) Turtle Lake Municipal Airport · 15 mi / 24 km
- [ND92](https://dromopedia.com/airports/us-6889.md) LL Landing · 15 mi / 24 km

## Sources

- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/na90/data