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LORAN STATION FOLLY ISLAND

Station Information

Site Survey: 1944
 
Construction Date: 1944 - 1945
1949-50: Station rebuild
1970 - Station Upgrade 
 
Constructed by: Construction Detachment "B"

Established:
Commissioned:
1944

Disestablished: JAN 1981
 
Operated by:

USCG
Project code name:


Unit Identifier:

1944: CG Unit 361
1967: 07-40122

Mail address: 1948: Loran TransSta, P.O. 79, Folly Beach, S.C.
 
AKA:

FOLLY BEACH

HAM Call sign:

N/A
Personnel Allowance: JAN 1946: 2 Officers; 31 Enlisted present
DEC 1946: 1 Officer; 11 Enlisted
JAN 1953: 14 Enlisted
01 JAN 1954 - JAN 1981: 4 Enlisted

Station Mascot:

Miscellaneous: 1945: Commercial power

SEP 1947: Hurricane washed out 300ft of Station access road.

1 DEC 1953: Rate 1H6 Semi-Automation

16 SEP 1957: Radarbeacon Sub-unit disestablished

Commanding Officer/Officer in Charge: 1946 - 1948 LTJG Charles Sopko (JAN - 30 AUG)
1948 - 1950 ETC (Z) Carl S. Pierce (30 AUG - ?)
1950 - 1952
1952 - 1954 ETC (Z) James L. Glass
1954 - 1956
1956 - 1958
1958 - 1960
1960 - 1962 ETC(P) W. G. Stepp
1962 - 1964
1964 - 1966
1966 - 1968
1968 - 1970
1970 - 1972
1972 - 1974
1974 - 1976 ETC R. D. Allen (SEP - ?)
1976 - 1978 ETC P. D. Robertson
1978 - 1980 ETC Malcolm Libby

Change of command:

30 AUG 1948 LTJG Charles Sopko/ETC Carl Pierce

Station Operations

LORAN-A

32 41 02.79N – 79 53 13.13W Mar 1949 Op Data Report
32 41 01.86 N 79 53 15.34 W (1960 Mercury Datum)

Chain: 1945 - 1949 U. S. SOUTHEAST
1949 - 1980 U. S. EAST COAST
 
Station Letter designation: "C"
 
Radio Call Sign:
 
Declared Operational date: 11 APR 1945
Operations Ceased: 312400Z DEC 1980
 
Station Operation: Double MASTER (DM)
 
Station pair:
Loran rate:
Coding delay:
Baseline:

Station pair:
Loran rate:
Coding delay:
Baseline:

Station pair:
Loran rate:
Coding delay:
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Station pair:
Loran rate:
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Baseline:

FOLLY ISLAND (M) - BODIE ISLAND (S)
1H1

Approx. 285 Nautical miles

FOLLY ISLAND (M) - CAPE HATTERAS (S)
1H6; 3H6

Approx. 266 Nautical miles

FOLLY ISLAND (M) - HOBE SOUND (S)
1H2, 1H7

Approx. 325 Nautical miles

FOLLY ISLAND (M) - JUPITER INLET (S)
1H7, 3H7, 3L1

Approx. 338 Nautical miles
On-air testing date: 1H2, 17 JAN 1945
1H1, 25 MAR 1945
 
On-Air: 1H1 – 11 APR 1945
1H2 – 15 MAY 1945
1H6 – 010001Z JAN 1950
1H7 – 010001Z JAN 1950
1H7 – 021400Z JUL 1962
3L1 – 1968
3H6 – 1968  
 
Off-Air: 1H1 – 312400Z DEC 1949 service discontinued
1H2 – 312400Z DEC 1949 Rate change
1H6 – 1968 Rate change
1H7 – 021400Z JUL 1962 Hobe Sound discontinued service - relocated to Jupiter Inlet
1H7 – 1968 Rate change
3L1 – 312400Z DEC 1980 Service terminated
3H6 – 312400Z DEC 1980 Service terminated

Monitor Rate:  
 
Equipment: 1945: UJ Timer; TDP transmitter
1950: UE-1b Timer; T-137 Transmitter; T-138 Amplifier
1975 - AN/FPN-53, AN/FPN-60, LRE, T-325, AM-1700
 
Antenna: 1945: 120ft Vertical radiator
1950: 300ft Wind Turbine Tower
1968: 120ft Vertical radiator
 

Documents:

15 DEC 1947 Approach road to station - damage by September 1947 hurricane - pdf

1947 Beach erosion correspondence - pdf

1948 - 1949 Army excess property correspondence - pdf

1949 Maintaining a Entrance gate correspondence - pdf

20 MAR 1949 Operational Data Report - pdf photos

16 SEP 1957 Disestablishment of Radarbeacon station - pdf

Pictures:

U. S. Coast Guard Official 1945 - 1980 photos

Charles Sopko 1946-48 photo collection

Phil Sorenen 1962 & 2007 photo collection

 

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