Airport information
- FAA LID
- TN51
- Coordinates
- 35.9169, -84.4471
- Elevation
- 1,045 ft MSL
- Sectional chart
- ATLANTA
- Airport use
- Private
- Control tower
- No
- ARTCC
- ATLANTA (ZTL)
- Flight service (FSS)
- NASHVILLE
- Segmented circle
- No
- Activated
- 2021/05
- Distance from city
- 5 E
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:51 AM | 09:51Z |
| Sunrise | 06:21 AM | 10:21Z |
| Sunset | 08:58 PM | 00:58Z |
| Evening civil twilight Loggable night begins | 09:28 PM | 01:28Z |
Plan a flight from TN51
Traffic pattern
- Landing
- Rwy 6
- Pattern
- left (turns left)
- TPA
- 2,000 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 6 at 2,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 6/24
1,700 ft · Turf- Heading
- n/a
- Heading
- n/a
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 6/24 | 1,700 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| VXV · Volunteer | VORTAC | 116.40 | r275° / 26.9 NM |
| HCH · Hinch Mountain | VORTAC | 117.60 | r074° / 27.1 NM |
VFR sectional
No published instrument procedures or Chart Supplement for TN51. VFR sectional link above.
Ownership & management
Remarks FAA
- NO TRAFFIC PAT AIRSPACE OVERLAP. RWY BEARING TO MATCH THE OAK RIDGE ARPT (54.84 DEG TRUE/234.84 DEG TRUE) & RWY 6 RESTRICTED TO RIGHT TRAFFIC.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open TN51 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About TN51
Natural Selection Airport (TN51) is an airport in Harriman, TN, at 1,045 ft MSL. It has 1 runway, the longest 1,700 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for TN51, refreshed from the Aviation Weather Center and FAA NASR.
Does TN51 have a control tower?
No. Natural Selection Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at TN51?
Natural Selection Airport has 1 runway; the longest is 1,700 ft. See the Runways tab for headings, surface, and lighting.
Where is TN51?
Natural Selection Airport is in Harriman, TN, at an elevation of 1,045 ft MSL. Coordinates: 35.9169, -84.4471.
Fly out of TN51 often?
Save TN51 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.