Airport information
- FAA LID
- 3OH9
- Coordinates
- 39.5620, -83.8578
- Elevation
- 1,010 ft MSL
- Magnetic variation
- 5W
- Sectional chart
- CINCINNATI
- Airport use
- Private
- Control tower
- No
- ARTCC
- INDIANAPOLIS (ZID)
- Flight service (FSS)
- DAYTON
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2000/12
- Distance from city
- 7 NW
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 | 05:36 AM | 09:36Z |
| Sunrise | 06:08 AM | 10:08Z |
| Sunset | 09:06 PM | 01:06Z |
| Evening civil twilight Loggable night begins | 09:39 PM | 01:39Z |
Plan a flight from 3OH9
Traffic pattern
- Landing
- Rwy 18
- Pattern
- left (turns left)
- TPA
- 2,000 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 18 at 2,000 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18/36
1,700 ft × 80 ft · Turf- Heading
- n/a
- Traffic pattern
- Left
- Approach obstacle
- Trees, 50 ft, 1,000 ft from threshold
- Displaced threshold
- 200 ft
- Heading
- n/a
- Traffic pattern
- Left
- Approach obstacle
- Trees, 50 ft, 900 ft from threshold
- Displaced threshold
- 300 ft
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 1,700 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| MXQ · Midwest | VOR-DME | 112.90 | r346° / 8.4 NM |
| SGH · Springfield | VOR-DME | 113.20 | r186° / 16.5 NM |
| XSF · Springfield | TACAN | 133.80 | r187° / 16.6 NM |
| FFO · Patterson | TACAN | 115.20 | r153° / 17.9 NM |
| DQN · Dayton | VOR-DME | 114.50 | r138° / 36.9 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 3OH9. VFR sectional link above.
Ownership & management
Remarks FAA
- PRVDD CLEAR 20:1 APCHS & CLEAR OBSTL FREE ZONE.
- FOR CD CTC COLUMBUS APCH AT 614-338-8537
- RY 18 & 36 DSPLCD THLDS MKD WITH CONES.
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 3OH9 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 3OH9
Merts Field (3OH9) is an airport in Wilmington, OH, at 1,010 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 3OH9, refreshed from the Aviation Weather Center and FAA NASR.
Does 3OH9 have a control tower?
No. Merts Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 3OH9?
Merts Field has 1 runway; the longest is 1,700 ft. See the Runways tab for headings, surface, and lighting.
Where is 3OH9?
Merts Field is in Wilmington, OH, at an elevation of 1,010 ft MSL. Coordinates: 39.5620, -83.8578.
Fly out of 3OH9 often?
Save 3OH9 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.