Lighthouses With Fog Signals for Pacific (1951)

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Hide Insets
3- Bell
42- Diaphone
25- Horn
3- Siren
1- Whistle

Lighthouses with Audible Fog Signals

Cape Decision AK HORN, diaphragm, air; group of 2 blasts every 30 sec., blast 2 sec., silent 4 sec., blast 2 sec., silent 22 sec. N56 00.084 W134 08.214
Cape Hinchinbrook AK DIAPHONE, two-tone, air; blast 5 sec., silent 40 sec. N60 14.250 W146 38.800
Cape Sarichef AK DIAPHONE, two-tone, air; group of 2 blasts every 60 sec.; blast 3 sec., silent 5 sec. blast 3 sec., silent 49 sec. N54 35.950 W164 55.817
Cape Spencer AK DIAPHONE; two-tone, air; blast 4 sec., silent 26 sec. N58 11.904 W136 38.400
Cape St. Elias AK SIREN, air; group of 2 blasts every 60 sec.: Blast 4 sec., silent 4 sec. blast 4 sec., silent 48 sec. N59 47.904 W144 35.934
Eldred Rock AK DIAPHONE, two-tone, air; blast 3 sec., silent 27 sec. N58 58.302 W135 13.260
Five Finger Islands AK DIAPHONE, air: Blast 5 sec., silent 25 sec. N57 16.170 W133 37.866
Guard Island AK DIAPHONE, air; blast 5 sec., silent 25 sec. N55 26.760 W131 52.872
Lincoln Rock AK DIAPHONE, air; blast 3 sec., silent 27 sec. N56 03.500 W132 41.382
Mary Island AK DIAPHONE, air; group of 2 blasts every 30 sec.; blast 3 sec., silent 3 sec., blast 3 sec., silent 21 sec. N55 05.910 W131 11.016
Point Retreat AK DIAPHONE, air; group of 2 blasts every 30 sec.: Blast 3 sec., silent 3 sec., blast 3 sec, silent 21 sec. N58 24.660 W134 57.294
Scotch Cap AK DIAPHONE, air; blast 4 sec., silent 56 sec. N54 23.708 W164 44.682
Sentinel Island AK DIAPHONE, air; blast 5 sec., silent 25 sec. N58 32.784 W134 55.386
Tree Point AK DIAPHONE, two-tone, air; blast 4 sec., silent 26 sec. N54 48.126 W130 56.034
Alcatraz Island CA HORN, diaphragm, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 2 sec, blast 2 sec., silent 24 sec.; located 175 yards 1431/2° from light. N37 49.572 W122 25.332
Anacapa Island CA DIAPHONE, two-tone, air; blast 3 sec., silent 27 sec. N34 00.954 W119 21.570
Angel Island CA BELL; group of 2 strokes every 15 sec. N37 51.372 W122 26.554
Ballast Point CA DIAPHONE, air, blast 1.5 sec., silent 13.5 sec. N32 41.175 W117 14.000
Carquinez Strait CA HORN, diaphragm, electronic; blast 2 sec., silent 18 sec. N38 04.185 W122 14.690
East Brother Island CA DIAPHONE, two-tone, air; blast 3 sec., silent 17 sec. N37 57.792 W122 26.016
Farallon Island CA DIAPHONE, air, two-tone; 1 blast and group of 2 blasts "12" every 60 sec.; blast 2 sec., silent 4 sec., blast 2 sec., silent 1 sec., blast 2 sec., silent 49 sec. N37 41.946 W123 00.108
Lime Point CA HORN, diaphragm, chime, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 2 sec, blast 4 sec., silent 22 sec. Horn sounds 5 or 6 short blasts and blast of 15 sec. to warn Coast Guard when vessels are in distress. N37 49.530 W122 28.716
Long Beach CA HORN, diaphragm, air; blast 3 sec., silent 17 sec. N33 43.392 W118 11.208
Los Angeles Harbor CA DIAPHONE, two-tone, air; group of 2 blasts every 30 sec., blast 2 sec., silent 2 sec., blast 2 sec., silent 24 sec. N33 42.516 W118 15.090
Mile Rocks CA DIAPHONE, air; blast 3 sec., silent 27 sec. Diaphone sounds 5 or 6 short blasts and blast of 15 sec. to warn Coast Guard when vessels are in distress. N37 47.562 W122 30.612
Oakland Harbor CA DIAPHONE, air; blast 2 sec., silent 13 sec. N37 48.013 W122 19.807
Piedras Blancas CA DIAPHONE, air, two-tone; blast 3 sec., silent 27 sec. N35 39.942 W121 17.064
Pigeon Point CA DIAPHONE, air, two-tone; group of 2 blasts every 30 sec.; blast 2 sec., silent 6 sec., blast 2 sec., silent 20 sec. N37 10.908 W122 23.640
Point Arena CA DIAPHONE, two-tone, air; group of 2 blasts every 60 sec.; blast 3 sec., silent 1 sec., blast 2 sec., silent 54 sec. N38 57.276 W123 44.436
Point Arguello CA DIAPHONE, two-tone, air; blast every 20 sec., blast 2 sec., silent 28 sec. N34 34.626 W120 38.838
Point Blunt CA HORN, diaphragm, air; blast 2 sec., silent 13 sec. N37 51.192 W122 25.146
Point Bonita CA DIAPHONE, two-tone, air; group 2 unequal blasts every 30 sec. Blast 1 sec., silent 2 sec., blast 2 sec., silent 25 sec. N37 48.936 W122 31.776
Point Cabrillo CA DIAPHONE, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 2 sec. blast 2 sec., silent 24 sec. N39 20.922 W123 49.572
Point Conception CA DIAPHONE, two-tone, air; group 2 blasts every 60 sec. Blast 3 sec., silent 4 sec., blast 3 sec., silent 50 sec. N34 26.922 W120 28.242
Point Diablo CA SIREN, electric; group of 2 blasts every 30 sec.; blast 4 sec., silent 2 sec. blast 4 sec., silent 20 sec. N37 49.207 W122 29.970
Point Hueneme CA DIAPHONE, air; blast 4 sec., silent 41 sec. N34 08.712 W119 12.600
Point Loma (New) CA DIAPHONE, two-tone, air; blast 3 sec., silent 17 sec. N32 39.900 W117 14.562
Point Montara CA DIAPHONE, air, two-tone; group of 2 blasts every 30 sec.; blast 3 sec., silent 1 sec., blast 1 sec., silent 25 sec. N37 32.190 W122 31.158
Point Pi�os CA HORN, diaphragm, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 2 sec. blast 2 sec., silent 24 sec. 447 yards 336° from lighthouse. N36 38.004 W121 56.022
Point Reyes CA DIAPHONE, two-tone, air; blast 5 sec., silent 40 sec. Diaphone sounds 5 or 6 short blasts and blast of 15 sec. to warn Coast Guard when vessels are in distress. N37 59.730 W123 01.398
Point Stuart CA HORN, diaphragm, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 2 sec, blast 2 sec., silent 24 sec. N37 51.658 W122 26.737
Point Sur CA DIAPHONE, air, group of 2 blasts every 60 sec., blast 2 sec., silent 1 sec., blast 3 sec., silent 54 sec. N36 18.378 W121 54.090
Point Vicente CA WHISTLE, air, chime; group of 2 blasts every 60 sec. Blast 1 sec., silent 2 sec., blast 4 sec., silent 53 sec. N33 44.514 W118 24.648
San Luis Obispo CA DIAPHONE, two-tone, air; group of 2 blasts every 30 sec. Blast 2 sec., silent 2 sec., blast 2 sec., silent 24 sec. N35 09.624 W120 45.666
Southampton Shoals CA DIAPHONE, air; group of 2 blasts every 30 sec.; blast 2 sec., silent 6 sec., blast 2 sec., silent 20 sec. N37 52.900 W122 24.000
St. George Reef CA DIAPHONE, two-tone, air; group of 2 blasts every 45 sec.; blast 2 sec., silent 3 sec. blast 2 sec., silent 38 sec. N41 50.220 W124 22.518
Table Bluff CA DIAPHONE, air; blast 4 sec., silent 26 sec. N40 41.705 W124 16.532
Trinidad Head CA HORN, diaphragm, air; blast 1.5 sec., silent 13.5 sec. N41 03.125 W124 09.090
Yerba Buena Island CA DIAPHONE, air; blast 3 sec., silent 17 sec. N37 48.438 W122 21.738
Cape Arago OR HORN, chime diaphragm, air; group of 2 unequal blasts every 60 sec.. Blast 5 sec., silent 12 sec., blast 3 sec., silent 40 sec. N43 20.472 W124 22.524
Desdemona Sands OR BELL, electric; 2 strokes every 30 sec. N46 13.542 W123 57.306
Tillamook OR SIREN, 1st-cl. air: Blast 5 sec., silent 40 sec. N45 56.232 W124 01.146
Warrior Rock OR BELL, electric; 1 stroke every 15 sec., operates continuously. N45 50.916 W122 47.304
Alki Point WA HORN, diaphragm, air; group of 2 blasts every 30 sec.; blast 3 sec., silent 6 sec., blast 3 sec., silent 18 sec. N47 34.578 W122 25.236
Browns Point WA HORN, diaphragm, air; group of 3 blasts every 30 sec., blast 3 sec., silent 2 sec., blast 3 sec., silent 2 sec., blast 3 sec., silent 17 sec. N47 18.354 W122 26.658
Burrows Island WA HORN, 3d-cl. reed, air; group of 2 blasts every 40 sec.; blast 4 sec., silent 7 sec., blast 4 sec., silent 25 sec. N48 28.680 W122 42.810
Bush Point WA HORN, diaphragm,air; blast 5 sec., silent 25 sec. N48 01.854 W122 36.426
Cape Flattery WA DIAPHONE, air; group of 2 unequal blasts every 60 sec.; blast 5 sec., silent 15 sec, blast 3 sec., silent 37 sec. N48 23.496 W124 44.196
Destruction Island WA DIAPHONE, air; blast 4 sec., silent 26 sec. N47 40.470 W124 29.220
Dofflemyer Point WA HORN, diaphragm, air; blast 5 sec., silent 10 sec. N47 08.436 W122 54.450
Ediz Hook WA HORNS, diaphragm, air (2); sound simultaneously, blast 5 sec., silent 40 sec. 600 yards 93° from light tower. N48 08.406 W123 24.714
Grays Harbor WA DIAPHONE, air; group of 3 blasts every 60 sec.; blast 2 sec., silent 1 sec., blast 2 sec., silent 25 sec, blast 2 sec., silent 28 sec. N46 53.292 W124 07.014
Lime Kiln WA HORN, diaphragm, air; group 2 blasts every 20 sec.; blast 2 sec., silent 4 sec., blast 2 sec., silent 12 sec. N48 30.948 W123 09.156
Marrowstone Point WA HORN (2), diaphragm, air; groups of 3 blasts every 30 sec., 3 blasts 2 sec. each, 2 silences 2 sec. each, 1 silence 20 sec. N48 06.096 W122 41.268
Mukilteo WA HORN, 3d-cl. reed, air; blast 4 sec., silent 16 sec. N47 56.922 W122 18.378
New Dungeness WA DIAPHONE, two-tone, air; blast 2 sec., silent 18 sec. N48 10.902 W123 06.612
Patos Island WA DIAPHONE, air; blast 3 sec., silent 27 sec. N48 47.340 W122 58.266
Point No Point WA HORN, 3d-cl. reed, air; groups of 2 blasts every 30 sec., blast 3 sec., silent 3 sec., blast 3 sec., silent 21 sec. N47 54.733 W122 31.608
Point Robinson WA HORN, diaphragm, air; blast 4 sec., silent 16 sec. N47 23.286 W122 22.464
Point Wilson WA HORN: chime diaphragm air; blast 4 sec., silent 26 sec. N48 08.652 W122 45.282
Semiahmoo Harbor WA HORN, diaphragm,air; blast 3 sec., silent 17 sec. N48 59.556 W122 46.932
Slip Point WA DIAPHONE, air; blast 3 sec., silent 27 sec. N48 15.870 W124 15.060
Turn Point WA HORN, diaphragm, air; group 2 unequal blasts every 30 sec.; blast 4 sec., silent 4 sec., blast 2 sec., silent 20 sec. N48 41.322 W123 14.232
West Point WA HORN, diaphragm, air; blast 3 sec., silent 27 sec. N47 39.720 W122 26.142