LORAN A

1
LORAN A

• UPDATED January 3, 2009
• Geodetic Position Mercury Datum (1960) are
  given for those stations in operation 1975.
• A Special thanks to Mr. Carl Andren of Andren
  Software Co. for providing the coordinates.

2
LEGEND
Station Letter each station was assigned a
letter for the navigation charts Station Unit
Number assigned during WWII The LORAN was a
secret operation during the war. The
transmitting station was assigned a Unit number
for correspondence and assigned of personnel.
The actual location was not to be revealed. The
nautical mileage shown is an approximate distance
between station or the length of the baseline.
3
BO JAN MAYEN TARVA
NATO A
M
1L0 (1959-1977) 499 MILES
BO STA N 68 37 55.74N 14 27 20.29E
JAN MAYEN STA J 70 55 33.19N 08 42 44.80W
S
S
1L1 (1959-1977) 314 MILES
TARVA STA B 63 49 30.07N 09 24 48.58E
M
4
VIK SKUVANES SHAW MANGERSTA
VIK STA K 1L5 64 24 08.000N 19 02 17.000W
SKUVANES, FAEROS STA U 61 27
22.000N 06 49 21.000W
1L5 (1943-1945)
S
M
S
1L6-b (1944-1945)
SHAW, SHETLANDS STA W 1L6b 060 49 47.000N 00 46
41.900W
1L6 (1943-1945)
S
MANGERSTA, HEBRIDES STA A 58
11 11.000N 07 05 51.000W
5
VIK SKUVANES HEBRIDES SHETLAND NEWTON -
WEYBOURNE
VIK STA O 1L7 63 24 09.55N 19 02 06.19W
NATO B
SKUVANES, FAEROS STA U 61 27
26.12N 06 49 46.63W
1L7 (lt1957-1977) 359 MILES
GARTHS NESS, SHETLAND STA G
59 53 10.36N 01 21 00.28W
S
M
1L6 (lt1957-1977) 197 MILES
M
S
M
ICAO
WEYBOURNE STA W 52 57 01.52N 01 07
25.48E
1S1 (1961-1977) 263 MILES
S
1S2 (1961-1977) 182 MILES
MANGERSTA, HEBRIDES STA A 58
11 10.07N 07 05 24.97W
S
S
NEWTON PT STA A / STA N 55
31 13.56N 01 36 49.63W
M
6
ESTACA DE VARES PORSPODOR EAST BLOCKHOUSE
NATO C
EAST BLOCKHOUSE, WALES STA
W 51 40 50 92N 05 07 10 36W
M
S
1S3 (1961-1976)
PORSPODOR, FRANCE 48 30N 4 46W
1H5 (1976-1977) 485 MILES
S
S
M
1S4 (1961-1976)
ESTACA de VARES (PUNTA de
LA) STA S Radio Call
Sign AOB50 43 47 05 28N 07 40 35 82W
M
7
FLORES SANTA MARIA -PORT SANTO SAGRES
NATO D
FLORES, AZORES STA F 39 23 00
76N 31 10 10 82W
s
1S7 (1965-1977) 322 MILES
SAGRES, PORTUGAL STA S
37 00 40 01N 08 57 08 09W
M
M
M
1S6 (1965-1977) 489 MILES
SANTA MARIA STA I 37 00 40 55N 25
03 23 39W
1S5 (1965-1977) 433 MILES
PORT SANTO STA P 33 05 40 22N 16 20
19 98W
S
8
KUTDLEK ORSUIAGSSUAO - SANDUR
NATO E
SANDUR STA S 64 54 10.93N 23 56 04.81W
ORSUIAGSSUAO STA G 65 29 11.00N
38 52 51.57W
M
S
1L4 (lt1961-1977) 379 MILES
S
1L5 (lt1961-1977) 254 MILES
M
KUTDLEK STA O 61 32 28.37N 42 13 49.73W
9
CAPE ATHOLL CAPE CHRISTIAN - NIPISAT
CAPE ATHOLL 76 19N 69 22W DOPE I
M
1L7 (1954-NOV56) 1L0 (NOV 56 - 2S6 (-1975) 350
MILES
NIPISAT 69 27N 54 15W DOPE III
S
M
S
1L1 (1954- 2S7 (-1975) 300 MILES
CAPE CHRISTIAN, BAFFIN IS 70 32N
68 18W DOPE II
10
FREDERICKSHAB BATTLE HARBOR BONA VISTA
DEMING PORT AUX BASQUES
FREDERICKSHAB UNIT 07/STA N 59 59
17.71N 44 39 14.54W
BATTLE HARBOR STA V 1L2-1L3 STA L 1L4-1L3
UNIT 06 52 14 53.14N 55 36
18.39W
M
PORT AUX BASQUES STA P
UNIT 79 47 34 01.27N 59 09 32.88W
1L4 (1943-1961) 1L2 (1961-1983) 592 MILES
S
S
1L3 (1943-1980) 234 MILES
DEMING STA D UNIT 04 45 12 51.50N 61
10 33.00W
M
S
S
1L7 (1945-1950) 1H1 (1950-1980) 164 MILES
BONA VISTA STA V 1L3 STA P 1L7 UNIT
05 48 41 46.22N 53 05 13.74W
M
M
To Baccaro
11
DEMING BACCARO-NANTUCKET-MASHALL PT-MONTUCK
DEMING STA D UNIT 04 45 12 51.50N 61
10 33.00W
MARSHALL PT STA M 43 55
05.00N 69 15 38.36W
To Port-Aux Basquis
SANKATY HEAD LT MONITOR 1L0/1L1 1942-43 Moved to
CHATHAM
M
1L7 1H1
M
CHATHAM UNIT 21 MONITOR 1L0-1L1
(1943-47)
1H2 (1950-1981) 1L2 (1942-1950) 213 MILES
1L1 (1942-1943)
S
S
S
S
MONTAUK STA M UNIT 02
1H7 (1971-80) 163 MILES
BACCARO STAB UNIT 03 43 27 33.38N 65
28 10.95W
1L1 (1943-1950) 1H3 (1950-1980) 240 MILES
M
1L1 (1942-1943)
M
M
NANTUCKET STA S 1H3/3H3/1L0/1L1
STA N 1H7/3H5 UNIT 10 41 14
56.19N-69 58 30.04W (1H4, 3H4) 41 14 59.31N-69 58
20.36W (1H3, 1H7)
M
M
To Fenwick
To Sandy Hook
To Bodie Is/Cape Hatteras
12
NANTUCKET-CHATHAM-MONTUCK-SANDY
HOOK-FENWICK-BODIE IS-CAPE HATTERAS
NANTUCKET
CHATHAM, UNIT 21 MONITOR 1L0/1L1
1943-1947
GO TO SH8
MONTUCK, STA M UNIT 02
1942-1943
SANDY HOOK STA J 40 28 21.09N 74 00
43.71W
1L1 (1942-43)
M
SH8
SANKATY HEAD LT MONITOR 1L0/1L1
1942-1943 Moved to CHATHAM
M
FENWICK STA F UNIT 01
BODIE IS STA H 35 50 07.96N 75 33 32.53W
S 1H5 M (1951-68) S 3H5 M (1968-69) M 3H5 S
(1969-80)
190 MILES
1L0 1943-1945
S
CAPE HATTERAS STA H 35 14
26.82N 75 31 37.89W
IL0 (1942-1943)
1L0 (1945-49)
NANTUCKET STA S 1L0 STA N 1H7, 3H5
UNIT 10 41 14 56.19N-69 58
30.04W (3H4, 3H5) 41 14 59.31N-69 58 20.36W (1H3,
1H7)
1H4 (1949-1968) 3H4 (1968-1980)
S
445 MILES
S
To Folly Beach
13
BODIE IS - CAPE HATTERAS HOBE SOUND - JUPITER
BODIE IS. STA H 35 50 07.96N 75 33 32.53W
CAPE HATTERAS STA H 35 14
26.82N 75 31 37.89W
S
1H6 (1949-1968) 3H6 (1968-1980)
1H1 (1945-1949)
S
266 MILES
HOBE SOUND STA G 27 04 41.098N 80 07
14.574W
M
FOLLY BEACH STA C 32 41 01.86N 79
53 15.34W
M
1H2 (1945-1949) 1H7 (1949-1961)
M
S
1H7 (1961-1968) 3L1 (1968-1980)
338 MILES
JUPITER STA P 3L1 STA J 3L5 27 02 13.27
N 80 06 52.35W
S
To San Salvador,BWI
14
JUPITER INLET SAN SALVADOR SOUTH CAICOS
GRAND TURK CAPE SAN JUAN ANGUILLA - TOBAGO
SAN SALVADOR(WALDO I) STA B 3L5 STA S
3L3 24 07 16.25N 74 27 04.72W
353 MILES
3L5 (1969-1980)
S
M
2L3 (1955-1959)
JUPITER INLET STA J 3L5 27 02 13.27N 80 06
52.35W
(Grand Turk/San Salvador)
M
M
2L3 (1959-1968) 3L3 (1968-1980)
GRAND TURK (WALDO 11)
224 MILES
S
S
SOUTH CAICOS STA C 21 34 15.13N
71 29 43.89W
S
S
2L2 (1955-1959)
AQUADILLA (WALDO III) 1955-1959
2L2 (1959-1968) 3L2 (1968-1980)
TOBAGO Project Cancelled
383 MILES
CAPE SAN JUAN STA J 18 23 07.32N
65 37 11.87W
M
PURTO RICO
S
15
BILOXI CAPE SAN BLAS GRAND ISLE VENICE
GALVESTON PORT ISABEL CAMERON - MATAGORDA
CAPE SAN BLAS STA A 29
40 06.60N 85 21 28.11W
GALVESTON STA G 29 19 45.25N 94 44 10.99W
CAMERON STA R 29 45 52.900N 93 22 19.000W
BILOXI 30 23N 88 52W
MATAGORDA STAM 28 20 18.600N 96 25 22.400W
S
1L2 (1949-1952) 2H1 (1952-1964) 3H1 (1964-1968)
S
2L5 (1945-???)
M
M
3H2 (1968-1980) 251 MILES
3H1 (1968-1980) 242 MILES
M
M
M
S
S
GRAND ISLE STA I 3H1/3H2 29 15 59.62N
89 57 26.84W
M
2L6 (45-?)
1L0 (1949-1952) 2H0 (1952-1964) 3H0 (1964-1980)
3H3 (1968-1980)
234 MILES
S
218 MILES
VENICE STAV 27 04 38.50N 82 27
02.06W
PORT ISABEL STA T 2L6 26
04 48.0N 97 09 55.8W (1945) 26 04 13.57N 97
09 45.27W
S
S
16
SAN MATEO PT. ARGUELLO PT. SUR PT. ARENA
PT ARENA UNIT 403 STA A 1H6 38 55 08.0N
123 43 23.0W (1945) 38 55 44.20N - 123 43 41.40W
(1960)
To Cape Blanco
S
M
2H2 (1950 1970) 1H5 (1970 1979) 300 MILES
1H6 (1945 1947)
PT SUR UNIT 404 STA S 36 19 01.0N 121 53 34.0W
PT ARGUELLO UNIT 405 STA G 1H7 34 34 59.5N
120 38 37.0W STA P 1H4 34 34 46.09N 120 38
38.95W
M
1H7 (1945 1947)
S
2H1 (1964 1970) 1H4 (1970 1979) 168 MILES
SAN MATEO STA M 33 23 21.57N 117 35 41.48W
M
17
PT ARENA - CAPE BLANCO PT GREENVILLE SPRING
IS.
SPRING ISLAND STA V 49 59 49.35N
127 25 13.83W
To Gray Pt
S
PT GREENVILLE STA W 47 18 19.48N
124 16 39.87W
2H5 (1945 1970) 1L1 (1970 1979) 204 MILES
M
2H4 (1945 1970) 1L0 (1970 1979) 268 MILES
CAPE BLANCO STA B 42 50 08.12N 124
33 51.16W
S
2H3 (1950 1970) 1H6 (1970 1979) 237 MILES
PT ARENA UNIT 403 STA A 1H6 38 55
44.20N 123 43 41.40W
To Pt. Arguello
M
18
SPRING IS. GRAY PT. BIORKA OCEAN CAPE
SPRUCE CAPE
OCEAN CAPE AKA YAKUTAT STA Y 59 30
38.97N 139 46 32.97W
1L3 (Mar 52 1961) 1L7 (1961 1979) 405 MILES
S
M
M
SPRUCE CAPE STA K 57 49 23.76N 152
19 42.27W
BIORKA STA B 1L5 / 1L6 56 51
20.63N 135 33 23.81W
1L2 (Mar 52 1961) 1L6 (1961 1979) 208 MILES
S
PT. GRAY STA G 53 06 29.89N 131 38
50.52W
1L5 (1970-1979) 263 MILES
M
1L4 1970-1979) 245 MILES
SPRING ISLAND STA V 49 59 49.35N
127 25 13.83W
S
To Pt Greenville
19
ATTU AMCHITKA ADAK ST GEORGE ST PAUL ST
MATTHEW CAPE SCRICHEF
ST PAUL UNIT 60/375 STA P 57 09 40N-170 24
41.5W
ST. MATTHEW UNIT 05 STA M 60 21
30N-172 42 56W
UNMAK UNIT 40 STA U 52 56 05.5N 168 57 23.5W
S
1L1 (1944-1946)
1L2 (1944 1950)
M
ST GEORGE IS. UNIT 95 MONITOR 1L2 (1944
1947)
ATTU UNIT
62 STA T 1L0 / STA L 1L2 52 49 58.82N 173
10 58.86E
S
1L7 (1950 1961) 1L2 (1961 1979) 378 MILES
S
CAPE SARICHEF UNIT 25 / STA S MONITOR
1L2 (1947 1950) 54 35 49.94N 164 55 32.73W
1L6 (1950 1961) 1L3 (1961 1979) 448 MILES
S
M
ADAK UNIT 64 -
STA D 51 59 34.57N - 176 36 45.46W MONITOR
1L0/1L1 (1944 1950)
S
AMCHITKA UNIT 63 STA C 51 22 01.34N-179
12 09.25E
M
1L0 (1944 1950) Approx. 250 miles
20
JOHNSTON IS. FRENCH FRIGATE KAUKI NIIHAU
MOLIKAI - HAWAII
KAUKI UNIT 207 STA K 2L5 STA M 2L6
21 52 09.39N 159 26 39.12W MONITOR 2L0
(1944-1947)
FRENCH FRIGATE SHOALS STA G 2L1
STA T 2L6/2L7 23 51 50.80N 166 17 16.50W
MOLIKAI ILIO PT 21 13 10.172N 157 15
32.702W
2L4 (Oct 52 - 2L6 ( 1979) 397 MILES
2L6 (OCT 52 1965)
2L5 (Oct 52 1965)
M
M
M
M
S
S
S
2L5 1965 1979) 222 MILES
S
S
M
S
2L1 (1944 Oct 52)
M
M
2L7 (1958 1979) 463 MILES
2L0 (1944 Oct52)
HAWAII UPOLU PT UNIT 206 STA J
2L0 STA P 2L5 20 15 04.45N 155 53 13.78W
S
NIIHAU UNIT 205 STA Q 21 48 16.4N 160 14 13.5W
JOHNSTON IS. STA O 16 44 42.74N 169
30 46.29W
21
ATAFU GARDNER CANTON - BAKER
PHOENIX CHAIN
BAKER UNIT 91 STA E 0 11 46.23N 176 28 26.14W
CANTON IS. UNIT 94 MONITOR 2L4/2L5
(1944-1946)
2L4 (1944 1946)
GARDNER UNIT 92 STA R 4 41 41.65S-174 29
50.61W
ATAFU UNIT 93 STA F 8 31 53.6S 172 31 06.0W
2L5 (1944 1946)
22
WAKE IS. ENIWETOK KWAJALEIN MAJURO - MAKIN
WAKE ISLAND PEALE IS. UNTIL 1963
STA W 1H1 19 18 48.70N 166 37 17.16E
MARSHALL IS. CHAIN
ENIWETOK STA E 11 21 31.11N 162 20 49.21E
1L0 (1951 1970) 1H1 (1970 1977) 536 MILES
S
M
KWAJALEIN, EBEYE IS (51-77)
KWADACK (44-51) UNIT 82 - STA K 2L2 / Y
1H2 08 46 25.59N 167 44 19.11E
M
S
1L1 (1951 1970) 1H2 (1970 1977) 354 MILES
S
2L2 (1944 1951)
MAJURO MARILYN IS. UNIT
85 MONITOR 2L2/2L3 (1944 1951)
M
MAJURO UNIT 83 STA D 7 13 01.34N-171 04 29.96E
M
MAKIN BIKATI UNIT 84 STA L 3 16 19.8N-172 40
35.9E
S
2L3 (1944 1951)
23
MIYAKO JIMA BATAAN IS CATANDUNES NAULO PT
TALAMPULON TARUMPITAO SULUAN MAPIA - ULITHI
MIYAKO IS. STA I ELMO 6 24 43 44.17N 125 26
10.32E 18JAN53 27JUL54
KOREAN SERVICE MEDAL
To Gesashi
M
BATAN IS. STA A 20 22 12.97N 121 58
10.11E 18JAN53-27JUL54 ELMO 7
1L4 Aug53-Dec63 2H4 Jan64-76 324 MILES
S
S
CATANDUANES PANAY IS. STA D 13 58
34.16N 124 18 51.87E
ULITHI POTANGERAS IS UNIT 338
STA O 4H1/4H2
NAWLO PT STA L 15 42 14.61N 119 53 48.94E
M
SULUAN STA P
1L5 Aug53-Dec63 2H3 Jan64-72 405 MILES
M
1L6 1945-72 214 MILES
TALAMPULAN STA B 12 07 48.78N 119 50 35.79E
S
4H1-SS (1945)
M
S
S
4H0-SS (1945)
TARUMPITAO STA R 09 02 51.59N 117 37 48.67E
1L7 1945-72 226 MILES
M
MAPIA STA N
M
24
ANGAUR ULITHI YAP GUAM - SAIPAN
SAIPAN UNIT 337 STA S 4H3 STA A 2L3 15
07 46.76N 145 41 38.11E
RITIDIAN PT UNIT 39 MONITOR 4H2/4H3 1945 - 1946
M
4H3 (1945-Jun 52) 2H3 (Jun 52 May53) 2L3 (May
53 Dec 77) 118 MILES
2L2 (1965-77) 446 MILES
S
GUAM COCOS IS, UNIT 336 (1944-64) STA V
4H2/4H3 13 13 42.1N-144 38 40.5E OROTE PT.
(1964-77) STA U 2L2/2L3 13 26 36.03N 144 37
22.24E
YAP STAY 09 32 56.32N 138 09 38.74E
4H2 (1945-Jun 52) 2H2 (Jun 52 May53) 2L2 (May53
Feb 65)
M
M
ULITHI UNIT 338 POTANGERAS IS. STA H
4H1(SS)/4H2 10 04 14.5N-139 40 24.3E Moved to
FALALOP IS. 1 June 1952
2L1 (1965-77) 286 MILES
2L1 (Aug53-65)
ANGAUR UNIT 346 STA A 2L6 / STA U
4H6 MONITOR 4H6/4H7 (44-47) see sh 22 06 55
11.84N 134 08 58.46E
S
25
MOROTAI PULO ANNA ANGAUR - PALAU
PALAU PELELIU NGESEBUS Mobile Unit 331
12/44-4/45 UNIT 343 4/45 4/46
NGESEBUS IS. 7 03 51.0N 134 15 16.0E
ANGAUR Mobile Unit 334 12/44-4/45 UNIT 346
4/45 4/46 STA U MONITOR 4H6/4H7 (1944-46)
S
4H6 (1944-46)
PULO ANNA Mobile Unit 332 12/44-4/45 UNIT 344
4/45-4/46 STA T 4 39 21.0N-131 56 42.0E
MOROTAI Mobile Unit 333 12/44-4/45 UNIT 345
4/45-4/46 2 35 05.0N 128 36 16.0E
M
4H7 (194446)
S
26
MIYAKO GESASHI IWO NOMAIKE O_SHIMA -
HACHIJO
Korean Service Medal
OSHIMA UNIT 349 / STA O 34 40 36.0N
139 26 33.0E 27JUN50-27JUL54
NOMAIKE ELMO 5 / STA
N 31 25 06 58N 130 07 11 72 E
16DEC51-27JUL54
HACHIJO STA U 33 05 30.82N 139 48 57.21E
GESASHI 26 36 26.22N 128 09 07.48E (2S7) 26 36
16.91N 128 09 05.31E (2H5, 2H6) ICHI
HANARE UNIT 350 / STA J 1945 1963/4 26 23
49.4N-128 00 04.5E 27JUN50 27JUL54
To Hasaki
S
4H4 (Jan-May53) 2H4 (May 53-64) 2S7 1964-97 306
MILES
S
2H7 APR 1966-77 502 MILES
M
4H5 1945-50 4H6 1950-May53 2H6 May53-Apr66
2H6 1978-97
S
M
S
IWO JIMA UNIT 348/STA
K 24 48 26.1N 141 17 30.0E STA K 2H6/STA
Y 2H7 24 48 34.29N - 141 19 25.85E 27JUN50-27JU
L54
M
4H4 1945-50 4H7 1950-May53 2H5 May53-Jan64 2H6
Jan64-Dec77 725 MILES
2H5 1964-97 185 MILES
MIYAKO JIMA STA I ELMO 6 24 43 44.17N 125 26
10.32E 18JAN53-27JUL54
27
NOMAIKE TSUSHIMA PUSAN MIHO
KOREAN Service Medal
MIHO BAY STA F ELMO 3 35 27 42.72N 133 20
20.74E
To Niigata
S
2S5 (Jul64 97) 196 MILES
2H2 (May 53 Jul64)
M
M
PUSAN ELMO 4 35 09N 129
11E 1 AUG 52 27 JUL 54
TSUSHIMA STA T 34 39
44.76N 129 28 46.53E
S
2S6 (JUL64-97) 197 MILES
S
NOMAIKE (OSHIMA) STA N ELMO 5 31 25
06.58N 130 07 11.72E 16 DEC 51 27 JUL 54
4H3 (Jan-May 53) 2H3 (May 53 Jul64)
M
M
To Gesashi
M
28
MIHO NIIGATA - MATSUMAE
MATSUMAE (HOKKAIDO) STA E 41 25
31.99N 140 04 33.78E 03 JAN 52 27 JUL 54
ELMO 1
S
2H0 (Feb 52 64) 2S3 (1964 97) 216 MILES
NIIGATA STA C 37
54 41.13N 139 00 24.37E 03 JAN 52 27 JUL
54 ELMO 2
M
2H1 (Feb 52 64) 2S4 (1964 97) 310 MILES
S
MIHO BAY STA F 35 27 42.72N 133 20
20.74E ELMO 3
29
HACHIJO HASAKI OKAMA SAKI OTTISI
OTTISI STA X 43 11
20.32N 145 31 07.57E
OKAMA SAKI STA O 39 25 43.77N 142 02
08.14E
S
2S1 (1959 97) 275 MILES
M
HASAKI STA Z 35 48 41.71N 140 46 53.80E
2S2 (1959 97) 225 MILES
S
M
2S0 (1967 97) 170 MILES
S
HACHIJO STA U 33 05 30.82N 139 48 57.21E
To IWO