Greenville Municipal Airport
4G1 · Greenville, PA · 1,202 ft elevation · var 9W · Non-towered
Airport information
- FAA LID
- 4G1
- Coordinates
- 41.4468, -80.3913
- Elevation
- 1,202 ft MSL
- Magnetic variation
- 9W
- Sectional chart
- DETROIT
- Airport use
- Public
- Control tower
- No
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- ALTOONA · 1-800-WX-BRIEF
- NOTAM facility
- AOO
- Attendance
- MON - SAT 0900-DUSK
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1954/09
- Distance from city
- 3 N
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-22
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:14 AM | 09:14Z |
| Sunrise | 05:48 AM | 09:48Z |
| Sunset | 08:59 PM | 00:59Z |
| Evening civil twilight Loggable night begins | 09:33 PM | 01:33Z |
Plan a flight from 4G1
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MIRL; REIL; PAPI RWY 15/33 - CTAF. on 122.8 — Chart Supplement ↗
Runway lighting aids — 15: 2-light PAPI (left) · 33: 2-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 05 · 050°
- Pattern
- left (turns left)
- TPA
- 2,200 ft MSL (≈1,000 AGL)
- CTAF
- 122.8
Enter the left downwind for Rwy 05 at 2,200 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 05/23
2,551 ft × 118 ft · Turf (Good)- Heading
- 050° mag · 41° true
- Threshold elev
- 1,196 ft
- Markings
- nonstandard
- Traffic pattern
- Left
- Approach obstacle
- Trees, 64 ft, 353 ft from threshold, 152 ft R of centerline — 5:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 1,196 ft
- Displaced threshold
- 984 ft
- Heading
- 230° mag · 221° true
- Threshold elev
- 1,184 ft
- Markings
- nonstandard
- Traffic pattern
- Left
- Approach obstacle
- Trees, 47 ft, 135 ft from threshold, 118 ft R of centerline — 2:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 1,196 ft
Runway 15/33
3,006 ft × 75 ft · Asphalt (Good)- Heading
- 150° mag · 141° true
- Threshold elev
- 1,163 ft
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Left
- Threshold crossing height
- 40 ft
- TDZ elevation
- 1,192 ft
- End lights
- REIL
- Heading
- 330° mag · 321° true
- Threshold elev
- 1,206 ft
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Trees, 37 ft, 884 ft from threshold, 169 ft R of centerline — 18:1 slope to clear · penetrates the 20:1 visual approach surface
- Threshold crossing height
- 44 ft
- TDZ elevation
- 1,206 ft
- End lights
- REIL
| Runway | Length | Your margin |
|---|---|---|
| 05/23 | 2,551 ft | |
| 15/33 | 3,006 ft |
Communication frequencies
Tower & ground
| CTAF | 122.8 |
| UNICOM | 122.8 |
| Flight service | 120.775 (LOW) |
Approach & departure · “Youngstown”
| App/Dep | 133.95 |
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (2 frequencies)
| Frequency | Used by |
|---|---|
| 298.95 | CHARDON RCAG (LOW) |
| 322.3 | APCH/P DEP/P |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| YNG · Youngstown | VORTAC | 109.00 | r066° / 14.5 NM |
| FKL · Franklin | VOR | 109.60 | r277° / 24.1 NM |
| JFN · Jefferson | VOR-DME | 115.20 | r144° / 24.7 NM |
| ERI · Erie | VORTAC | 109.40 | r193° / 34.5 NM |
| CXR · Chardon | VOR-DME | 112.70 | r102° / 35 NM |
| EWC · Ellwood City | VORTAC | 115.80 | r356° / 38.2 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns
Ownership & management
Remarks FAA
- VFR USE ONLY
- DEER & BIRDS ON & INVOF ARPT.
- PAEW ON & INVOF ARPT.
- FOR CD CTC YOUNGSTOWN APCH AT 330-856-4806, WHEN APCH CLSD CTC CLEVELAND ARTCC AT 440-774-0232.
- ACTVT MIRL; REIL; PAPI RWY 15/33 - CTAF.
- UNATNDD THANKSGIVING, CHRISTMAS, NEW YEARS DAY & SUNDAYS.
- SELF-SVC FUEL AVBL.
- DSPLCD THLD MKD WITH YELLOW CONES.
- RWY 05/23 MKD WITH YELLOW CONES.
- UNEVEN PAVEMENT 100 FT DOWN RWY 15 & 200 FT DOWN RWY 33.
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 4G1 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 4G1
Greenville Municipal Airport (4G1) is an airport in Greenville, PA, at 1,202 ft MSL. It has 2 runways, the longest 3,006 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4G1, refreshed from the Aviation Weather Center and FAA NASR.
Does 4G1 have a control tower?
No. Greenville Municipal Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 4G1?
Greenville Municipal Airport has 2 runways; the longest is 3,006 ft. See the Runways tab for headings, surface, and lighting.
Where is 4G1?
Greenville Municipal Airport is in Greenville, PA, at an elevation of 1,202 ft MSL. Coordinates: 41.4468, -80.3913.
Fly out of 4G1 often?
Save 4G1 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.