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4CL1
Lyon Heliport
Official FAA Data Effective 2025-12-25 0901Z
VFR Chart of 4CL1
Sectional Charts at SkyVector.com
IFR Chart of 4CL1
Enroute Charts at SkyVector.com
Location Information for 4CL1
Coordinates: N33°36.76' / W117°35.48'
Located 02 miles SE of Rancho Santa Margarita, California. View all Airports in California.
Estimated Elevation is 898 feet MSL.
Operations Data
Heliport Use:Private Use
Activation Date:April 1993
Status:Operational
Control Tower:No
Seg-Circle:No
Beacon:None
Lighting Schedule:SEE RMK
A.R.T.C.C.:LOS ANGELES
F.S.S.:SAN DIEGO
Sectional Chart:LOS ANGELES
AirspaceAnalysis:CONDITIONAL
PROVIDED PVT USE VFR; HELICOPTERS SHALL NOT OVERFLY CONTO DE CAZA DRIVE ON TKF OR LDG; & INSTALL LIGHTING FOR NIGHT OPNS IN ACCORDANCE WITH FAA GUIDANCE.
Attendance:Unattended
Airport Communications
D-ATIS at SNA (14.3 W):126.0
ASOS at SNA (14.4 W): 714-424-0590
AWOS-3PT at AJO (17.0 N):132.175 951-340-4764
Nearby Navigation Aids
IDNameFreqRadial / Range
VOD ELB EL TORO 117.20 104°8.0
VOT PDZ PARADISE 112.20 174°18.6
VOR RAL RIVERSIDE 108.60 185°21.7
VOR HDF HOMELAND 112.05 230°22.6
IDNameFreqBearing / Range
VOR SB PETIS 397 022°28.9
Helipad H1
Dimensions:74 x 40 feet / 23 x 12 meters
Surface:Turf
Edge Lighting:Perimeter
Coordinates:N33°36.76' / W117°35.48'N0°0.00' / E0°0.00'
Elevation: 898.0
Ownership Information
Ownership:Privately Owned
Owner:WILLIAM LYON
24331 COTO DE CAZA DRIVE
TRABUCO CANYON, CA 92679
714-210-2945
Manager:MARK FOSTER, MARTIN AVIATION
19300 IKE JONES ROAD
SANTA ANA, CA 92707
(714) 210-2945
Other Remarks
  • FOR CD CTC LOS ANGELES ARTCC AT 661-575-2079.
  • FOR PERIMETER LGTS CALL 714-210-2945.
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IDNameHeading / Distance
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Flabob Airport KRIR Flabob Airport 021°24.3
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Los Alamitos AAF Airport KSLI Los Alamitos AAF Airport 294°25.4
Bob Maxwell Memorial Airfield Airport KOKB Bob Maxwell Memorial Airfield Airport 152°26.5
Ontario International Airport KONT Ontario International Airport 358°26.6