Lake Arthur Field Private
PN84 · Portersville, PA · 1,240 ft elevation · var 8W · Non-towered
Airport information
- FAA LID
- PN84
- Coordinates
- 40.9842, -80.1624
- Elevation
- 1,240 ft MSL
- Magnetic variation
- 8W
- Sectional chart
- DETROIT
- Airport use
- Private
- Control tower
- No
- ARTCC
- CLEVELAND (ZOB)
- Flight service (FSS)
- ALTOONA · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1966/11
- 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 | 05:15 AM | 09:15Z |
| Sunrise | 05:49 AM | 09:49Z |
| Sunset | 08:56 PM | 00:56Z |
| Evening civil twilight Loggable night begins | 09:30 PM | 01:30Z |
Plan a flight from PN84
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 18
- Pattern
- left (turns left)
- TPA
- 2,200 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 18 at 2,200 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18/36
1,400 ft × 100 ft · Turf- Heading
- n/a
- Traffic pattern
- Left
- Approach obstacle
- Trees, 110 ft, 1,723 ft from threshold, 262 ft L of centerline — 15:1 slope to clear · penetrates the 20:1 visual approach surface
- Heading
- n/a
- Traffic pattern
- Left
| Runway | Length | Your margin |
|---|---|---|
| 18/36 | 1,400 ft |
Communication frequencies
Tower & ground
| CTAF | 122.9 |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| EWC · Ellwood City | VORTAC | 115.80 | r021° / 9.8 NM |
| MMJ · Montour | VORTAC | 112.00 | r011° / 29.8 NM |
| FKL · Franklin | VOR | 109.60 | r213° / 30.6 NM |
| YNG · Youngstown | VORTAC | 109.00 | r137° / 31.1 NM |
| CIP · Clarion | VOR-DME | 112.90 | r259° / 33.3 NM |
VFR sectional
No published instrument procedures or Chart Supplement for PN84. VFR sectional link above.
Services
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management
Remarks FAA
- VFR USE ONLY.
- FOR CD CTC PITTSBURGH APCH AT 412-472-5591
- ARPT CLOSED OCT 15 THRU MAY 15.
- 400 FT OVERRUN S END OF RWY; 300 FT OVERRUN N END OF RWY.
- EDGE MARKED BY WHITE MARKERS 400 FT APART.
- 20:1 SLOPE TO 500 FT DTHR.
- 110 FT TREES; 1723 FT OUT, 262 FT LEFT OF APCH END.
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 PN84 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 PN84
Lake Arthur Field (PN84) is an airport in Portersville, PA, at 1,240 ft MSL. It has 1 runway, the longest 1,400 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for PN84, refreshed from the Aviation Weather Center and FAA NASR.
Does PN84 have a control tower?
No. Lake Arthur Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at PN84?
Lake Arthur Field has 1 runway; the longest is 1,400 ft. See the Runways tab for headings, surface, and lighting.
Where is PN84?
Lake Arthur Field is in Portersville, PA, at an elevation of 1,240 ft MSL. Coordinates: 40.9842, -80.1624.
Fly out of PN84 often?
Save PN84 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.