📍 West Milford⬆ 791 ft1 runways
K4N1 ·
Greenwood Lake Airport
41.12820°N
-74.34670°W
ARR / DAY
19
▲
72.7%
DEP / DAY
30
▲
172.7%
Greenwood Lake Airport (K4N1) is a small general aviation airport located in West Milford, NJ, 17 mi north west of Paterson. It features 1 runway measuring 3,470 feet. SkyMeter has observed roughly 19 arrivals and 30 departures per day on average over the last 1 days.
Safety incidents
Last 1 days · 0 total
Current weather
From KMSV, 46 mi away (K4N1 does not publish METAR)
Temp
66°F
Wind
0 kts
0°
Visib
8047 m
Ceil
—
Runways
1 installed
06/24
3,470 ft × 60
ASP● LITMED
Runway intelligence
Which runway carries the operations, observed over the last 30 days
24
66% of ops
387 land · 460 TO
06
34% of ops
203 land · 198 TO
Runway 24 carries 66% of operations (387 landings, 460 takeoffs) over the last 30 days. The next most-used is 06 at 34%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
24
387 landings
UA 3%
06
203 landings
UA 2%
Approaches to 24 show a 3% unstable-approach rate (12 UA events from 387 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.
Traffic behavior
When the field is busy: hourly + weekday vs weekend
Daily avg
22.9
flights/day · 686 total
Busy hour (local)
2pm
also 5pm · 3pm
Day vs night
75%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 122.900 | — |
| APCH | 127.600 | — |
| APCH | 379.900 | — |
Airport operations
- ARTCC:
- ZNY
- Mag var:
- 13° W
- Fuel:
- 100LL
Hourly traffic
Avg movements per hour · local time · last 30 days
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 08:05 UTC