Cass Lake-cove Island C (51MI)

Location & QuickFacts

FAA Information Effective	2026-07-09
Airport Identifier	51MI
Airport Status	Operational
Longitude/Latitude	83°21'21.7710" W / 42°36'58.1170" N -83.356048 / 42.616144 (Estimated)
Elevation	990.00 ft / 301.75 m (Estimated)
From nearest city	4 nautical miles W of Pontiac, MI
Location	Oakland County, MI
Magnetic Variation	06W (1990)

Owner & Manager

Ownership	Privately owned
Owner	CONNIE HYNES
Address	560 SCOTTS BAY DR INDIAN RIVER, MI 99749
Phone number	231-844-2147
Manager	CONNIE HYNES
Address	560 SCOTTS BAY DR INDIAN RIVER, MI 99749
Phone number	231-844-2147

Airport Operations and Facilities

Airport Use	Private
Segmented Circle	No
Control Tower	NON-ATCT
Sectional chart	DETROIT
Region	AGL - Great Lakes
Responsible ARTCC	ZOB - CLEVELAND
Tie-in FSS	LAN - LANSING
FSS on Airport	No
FSS Toll Free	1-800-WX-BRIEF

Runway Information

Runway 09W/27W

Dimensions	2000 x 100 ft (610 x 30 m)
Surface	WATER
Surface treatment

	09W	27W
Traffic pattern	Left	Left

Radio Navigation Aids

ID	Type	Name	Ch	Freq	Var	Dist
PSI	DME	PONTIAC	47X	111.00		9.3 nm
PH	NDB	PHURN		332.00	07W	36.2 nm
MTC	TACAN	SELFRIDGE	64X	133.70	06W	23.2 nm
ECK	TACAN	PECK	87X	114.00	07W	47.6 nm
DXO	VOR/DME	DETROIT	81X	113.40	06W	24.2 nm
CRL	VOR/DME	CARLETON	104X	115.70	03W	34.4 nm
SVM	VORTAC	SALEM	90X	114.30	03W	16.3 nm
FNT	VORTAC	FLINT	116X	116.90	06W	27.2 nm
DET	VOT	DETROIT CITY		111.60		19.7 nm
DTW	VOT	DETROIT MET WAYNE		109.80		23.1 nm
YIP	VOT	WILLOW RUN		108.85		24.1 nm

Remarks

• TAKEOFFS & LANDINGS RESTRICTED IN COES BAY; USE LARGE PORTION OF CASS LAKE FOR TAKEOFFS & LANDINGS; STEP TAXI PERMITTED IN COES BAY TO RAMP ON COVE ISLAND.
• FOR CD CTC DETROIT APCH AT 734-955-1404.