Prairie State Generating Heliport (5IL4)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	5IL4
Airport Status	Operational
Longitude/Latitude	89°40'18.7500" W / 38°16'34.3500" N -89.671875 / 38.276208 (Estimated)
Elevation	449.00 ft / 136.86 m ()
From nearest city	4 nautical miles NE of Marissa, IL
Location	Washington County, IL

Owner & Manager

Ownership	Privately owned
Owner	PRAIRIE STATE GENERATING COMPANY
Address	1739 MARIGOLD ROAD MARISSA, IL 62257
Phone number	(618) 824-7627
Manager	TIM BOLK
Address	1739 MARIGOLD ROAD MARISSA, IL 62257
Phone number	(618) 301-8681

Airport Operations and Facilities

Airport Use	Private
Wind indicator	Yes
Control Tower	NON-ATCT
Sectional chart	ST LOUIS
Region	AGL - Great Lakes
Responsible ARTCC	ZKC - KANSAS CITY
Tie-in FSS	STL - SAINT LOUIS
FSS Toll Free	1-800-WX-BRIEF

Runway Information

Runway H1

Dimensions	100 x 100 ft (30 x 30 m)
Surface	CONC (GOOD)
Surface treatment

	H1
Coordinates	38.276208 / -89.671875	0.000000 / 0.000000
Traffic pattern	Left	Left

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
VNN	DME	MOUNT VERNON	85X	113.80		41.1 nm
CSX	DME	CARDINAL	111Y	116.45		43.3 nm
MWA	DME	MARION	41X	110.40		44.3 nm
JD	NDB	GOOEY		385.00	02W	12.5 nm
CP	NDB	ACORE		350.00	00E	23.4 nm
MD	NDB	CABBI		388.00	01W	31.7 nm
MW	NDB	JONNY		382.00	01E	42.3 nm
FZ	NDB	EAVES		227.00	01W	47.7 nm
SKE	TACAN	SCOTT	59X	112.20	02W	18.3 nm
ENL	VORTAC	CENTRALIA	97X	115.00	04E	25.7 nm
TOY	VORTAC	TROY	107X	116.00	04E	30.1 nm
FAM	VORTAC	FARMINGTON	104X	115.70	01E	45.0 nm
STL	VOT	ST LOUIS LAMBERT		111.00		43.1 nm

Remarks

• FOR CD CTC ST LOUIS APCH AT 314-890-1018.