AirNav: 4CL1 - Lyon Heliport

4CL1

Lyon Heliport
Rancho Santa Margarita, California, USA

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FAA INFORMATION EFFECTIVE 09 JULY 2026

Location

FAA Identifier:	4CL1
Lat/Long:	33-36-45.6000N 117-35-28.8500W 33-36.760000N 117-35.480833W 33.6126667,-117.5913472 (estimated)
Elevation:	898 ft. / 274 m (estimated)
Variation:	14E (1990)
From city:	2 miles SE of RANCHO SANTA MARGARITA, CA
Time zone:	UTC -7 (UTC -8 during Standard Time)
Zip code:	92679

Heliport Operations

Heliport use:	Private use. Permission required prior to landing
Activation date:	04/1993
Control tower:	no
ARTCC:	LOS ANGELES CENTER
FSS:	SAN DIEGO FLIGHT SERVICE STATION
Attendance:	UNATNDD
Segmented circle:	no
Lights:	FOR PERIMETER LGTS CALL 714-210-2945.

Heliport Communications

WX ASOS at SNA (14 nm W):	PHONE 714-338-2330
WX AWOS-3PT at AJO (17 nm N):	132.175 (951-340-4764)

Nearby radio navigation aids

VOR radial/distance	VOR name	Freq	Var
ELBr105/7.9	EL TORO VOR/DME	117.20	14E
PDZr174/18.6	PARADISE VORTAC	112.20	15E
RALr185/(21.7)	RIVERSIDE VOR	108.60	14E
HDFr230/(22.5)	HOMELAND VOR	112.05	14E
OCNr324/24.0	OCEANSIDE VORTAC	115.30	15E
SLIr099/25.3	SEAL BEACH VORTAC	115.70	15E
POMr146/29.6	POMONA VORTAC	110.40	15E

Heliport Services

Runway Information

Helipad H1

Dimensions:	74 x 40 ft. / 23 x 12 m
Surface:	turf
Runway edge lights:	PERI
Latitude:	33-36.760000N
Longitude:	117-35.480833W
Elevation:	898.0 ft.
Traffic pattern:	left	left

Heliport Ownership and Management from official FAA records

Ownership:	Privately-owned
Owner:	WILLIAM LYON 24331 COTO DE CAZA DRIVE TRABUCO CANYON, CA 92679 Phone 714-210-2945
Manager:	MARK FOSTER, MARTIN AVIATION 19300 IKE JONES ROAD SANTA ANA, CA 92707 Phone (714) 210-2945

Additional Remarks

A52-H1	10 FT TREE 19 FT SE.
-	FOR CD CTC LOS ANGELES ARTCC AT 661-575-2079.

Instrument Procedures

There are no published instrument procedures at 4CL1.

Some nearby airports with instrument procedures:

KSNA - John Wayne/Orange County Airport (14 nm W)
KAJO - Corona Municipal Airport (17 nm N)
KRAL - Riverside Airport (22 nm N)
KCNO - Chino Airport (22 nm N)
KNFG - Camp Pendleton MCAS (Munn Field) Airport (22 nm SE)

Loc | Ops | Rwys | IFR | FBO | Links
Com | Nav | Svcs | Stats | Notes

Luxivair - San Bernardino International Airport

Road maps at: MapQuest Bing Google

Aerial photo

Sectional chart

Airport distance calculator
Flying to Lyon Heliport? Find the distance to fly. From to 4CL1

Sunrise and sunset

Times for 15-Jul-2026

	Local (UTC-7)	Zulu (UTC)
Morning civil twilight	05:24	12:24
Sunrise	05:52	12:52
Sunset	20:00	03:00
Evening civil twilight	20:29	03:29

Current date and time

Zulu (UTC)	15-Jul-2026 20:21:18
Local (UTC-7)	15-Jul-2026 13:21:18

METAR

KSNA 14nm W	151953Z 21010KT 10SM FEW110 FEW150 28/19 A2985 RMK AO2 SLP106 T02780189
KAJO 17nm N	151956Z AUTO 28011G15KT 10SM CLR 37/18 A2984 RMK AO2 SLP095 T03670178
KRAL 21nm N	151953Z 28007KT 10SM CLR 38/13 A2984 RMK AO2 SLP086 T03780133
KRIV 22nm NE	151955Z 31010KT 10SM FEW060 FEW120 FEW300 38/14 A2986 RMK AO2A SLPNO WND DATA/ALSTG ESTMD
KCNO 22nm N	151953Z 10SM FEW150 38/16 A2984 RMK AO2 SLP098 T03830161
KL18 23nm SE	151955Z AUTO 23009KT 10SM CLR 34/18 A2986 RMK AO2
KF70 23nm E	151955Z AUTO 22007KT 10SM CLR 37/14 A2988 RMK AO2
KNFG 24nm SE	151852Z 21009KT 200V260 10SM FEW030 29/19 A2985 RMK AO2 SLP108 T02890189 $
KSLI 24nm NW	151955Z 20008KT 10SM FEW050 29/17 A2981 RMK AO2A TCU DSNT N-NE SLP097 T02920170
KFUL 25nm NW	151953Z VRB06KT 10SM CLR 31/18 A2983 RMK AO2 SLP101 T03110178

TAF

KSNA
14nm W

151720Z 1518/1618 22008KT P6SM FEW150 FM160300 15006KT P6SM FEW150 FM161700 18008KT P6SM FEW150

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