Clinton County Airport
I66 · Wilmington, OH · Non-towered · Print kneeboard
Nearby now
Loading…
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night2026-08-03 · night begins 09:16 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:07 AM | 10:07Z |
| Sunrise | 06:37 AM | 10:37Z |
| Sunset | 08:46 PM | 00:46Z |
| Evening civil twilight Loggable night begins | 09:16 PM | 01:16Z |
Plan a flight from I66
Winds aloft NOAA forecast · 3,000 to 53,000 ft
Loading winds aloft…
Advisories
NOTAMs
Loading NOTAMs…
Pilot reports
Loading PIREPs…
Airspace hazards
Checking advisories…
Runways
RWY 21LEFT traffic
- Heading
- 213° mag · 208° true
- Dimensions
- 3,579 × 60 ft
- TPA
- 2,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- Lights
- 2-light PAPI (left) (3.75°)
- CTAF
- 122.725
Enter the left downwind (heading 033°) on the 45° at 2,000 ft MSL (≈1,000 AGL).
More details — RWY 21
- Threshold elev
- 1,031 ft
- Markings
- nonprecision
- Approach obstacle
- Tree, 30 ft, 281 ft from threshold, 250 ft L of centerline — 2:1 slope to clear · penetrates the 20:1 visual approach surface
- Threshold crossing height
- 32 ft
- TDZ elevation
- 1,033 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 03/21 | 3,579 ft |
Prefer one flat page? Full runway details for I66 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the I66 kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
Taxi & takeoff
Departure & arrival
“Columbus”ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (1 frequencies)
| Frequency | Used by |
|---|---|
| 269.275 | APCH/P DEP/P IC |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
MXQ 112.90 · XSF 133.80 · FFO 109.20 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| MXQ · Midwest | VOR/DME | 112.90 · 76X | Terminal | r331° / 5.3 NM |
| XSF · Springfield | TACAN | 133.80 · 65X | — | r187° / 20.1 NM |
| FFO · Patterson | TACAN | 109.20 · 29X | — | r159° / 20.9 NM |
| DQN · Dayton | VOR/DME | 114.50 · 92X | Low | r142° / 39.5 NM |
Prefer one flat list? All I66 frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- I66
- Coordinates
- 39.5033, -83.8628
- Elevation
- 1,033 ft MSL
- Magnetic variation
- 5W
- Sectional chart
- CINCINNATI
- Airport use
- Public
- Control tower
- No
- Weather station
- AWOS-3 · 124.175 · ☎ 937-382-1376
- ARTCC
- INDIANAPOLIS (ZID)
- Flight service (FSS)
- DAYTON · 122.1R · 1-800-WX-BRIEF
- NOTAM facility
- DAY
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Distance from city
- 4 NW
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MIRL RWY 03/21 - CTAF. PAPI RWY 03 & 21 OPR CONSLY. on 122.725 — Chart Supplement ↗
Runway lighting aids — 03: 2-light PAPI (left) · 21: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- 100LL
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns, hangars
- Other services
- Instruction, Rental
Ownership & management 2 contacts
Remarks FAA · 7 notes
General
- DEER & BIRDS ON & INVOF ARPT.
- FOR CD CTC COLUMBUS APCH AT 614-338-8537.
Lighting
- ACTVT MIRL RWY 03/21 - CTAF. PAPI RWY 03 & 21 OPR CONSLY.
Fuel
- AVBL SELF SVC VIA CREDIT CARD ONLY.
Obstructions
- +70 FT TREE, 94 FT DIST, 220 FT L.
Contact
- CLINTONCOUNTYAIRPORT@YAHOO.COM.
- CELL 937-725-1946.
Nearby airports
Loading nearby conditions…
Also nearby: OH77 Lumberton Airport (private) (3 NM) · 3OH9 Merts Field (private) (4 NM) · OI85 Beam Farms Airport (private) (7 NM) · OI52 Lyons Field (private) (8 NM) · 2B6 Hollister Field (8 NM)
About I66
Clinton County Airport (I66) is an airport in Wilmington, OH, at 1,033 ft MSL. It has 1 runway, the longest 3,579 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for I66, refreshed from the Aviation Weather Center and FAA NASR.
Does I66 have a control tower?
No. Clinton County Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at I66?
Clinton County Airport has 1 runway; the longest is 3,579 ft. See the Runways section for headings, surface, and lighting.
Where is I66?
Clinton County Airport is in Wilmington, OH, at an elevation of 1,033 ft MSL. Coordinates: 39.5033, -83.8628.
Fly out of I66 often?
Save I66 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.
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 I66 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.