USA Primary Fog Signals Google Map - 1955

110- Bell
78- Diaphone
84- Horn
22- Siren
3- Whistle

Light Stations with Fog Signals

1 Cape Decision AK HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N56 00.084 W134 08.214
2 Cape Hinchinbrook AK DIAPHONE, two-tone; 1 blast ev 45s (5sbl). N60 14.250 W146 38.800
3 Cape Sarichef AK DIAPHONE: two-tone, gp of 2 blasts ev 60s (3sbl-5ssi-3sbl-49ssi). N54 35.950 W164 55.817
4 Cape Spencer AK DIAPHONE: two-tone; 1 blast ev 30s (4sbl). N58 11.904 W136 38.400
5 Cape St. Elias AK SIREN: gp of 2 blasts ev 60s (4sbl-4ssi-4sbl-48ssi). N59 47.904 W144 35.934
6 Eldred Rock AK DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N58 58.302 W135 13.260
7 Five Finger Islands AK DIAPHONE: 1 blast ev 30s (5sbl). N57 16.170 W133 37.866
8 Guard Island AK DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N55 26.760 W131 52.872
9 Lincoln Rock AK DIAPHONE: 1 blast ev 30s (3sbl). N56 03.500 W132 41.382
10 Mary Island AK DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N55 05.910 W131 11.016
11 Point Retreat AK DIAPHONE: gp of 2 blasts ev 30s (3sbl-3ssi-3sbl-21ssi). N58 24.660 W134 57.294
12 Scotch Cap AK DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N54 23.708 W164 44.682
13 Sentinel Island AK DIAPHONE: When operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N58 32.784 W134 55.386
14 Tree Point AK DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N54 48.126 W130 56.034
15 Alcatraz Island CA HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). Located 175 yards, 1431/2° from light. N37 49.572 W122 25.332
16 Anacapa Island CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N34 00.954 W119 21.570
17 Angel Island CA BELL: gp of 2 strokes ev 15s. N37 51.372 W122 26.554
18 Ballast Point CA DIAPHONE: 1 blast ev 15s (1.5sbl). N32 41.175 W117 14.000
19 Carquinez Strait CA HORN, diaphragm; 1 blast ev 10s (2sbl). N38 04.185 W122 14.690
20 East Brother Island CA DIAPHONE, two-tone; 1 blast ev 20s (3sbl). N37 57.792 W122 26.016
21 Farallon Island CA DIAPHONE, two-tone; 1 blast and gp of 2 blasts "12" ev 60s (2sbl-4ssi-2sbl-1ssi-2sbl-49ssi). Fog signal located 360 yards 180° from light tower. N37 41.946 W123 00.108
22 Lime Point CA HORN, diaphragm, chime; gp of 2 blasts ev 30s (2sbl-2ssi-4sbl-22ssi). N37 49.530 W122 28.716
23 Long Beach CA HORN, diaphragm; 1 blast ev 20s (3sbl). N33 43.392 W118 11.208
24 Los Angeles Harbor CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N33 42.516 W118 15.090
25 Mile Rocks CA DIAPHONE: 1 blast ev 30s (3sbl). N37 47.562 W122 30.612
26 Oakland Harbor CA DIAPHONE: 1 blast ev 15s (2sbl). N37 48.013 W122 19.807
27 Piedras Blancas CA DIAPHONE, two-tone; 1 blast ev 30s (3sbl). N35 39.942 W121 17.064
28 Pigeon Point CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N37 10.908 W122 23.640
29 Point Arena CA DIAPHONE two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N38 57.276 W123 44.436
30 Point Arguello CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N34 34.626 W120 38.838
31 Point Blunt CA HORN, diaphragm; 1 blast ev 15s (2sbl). N37 51.192 W122 25.146
32 Point Bonita CA DIAPHONE, 2-tone; gp of 2 unequal blasts ev 30s (1sbl-2ssi-2sbl-25ssi). N37 48.936 W122 31.776
33 Point Cabrillo CA DIAPHONE: gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). N39 20.922 W123 49.572
34 Point Conception CA DIAPHONE, two-tone; gp 2 blasts ev 60s (3sbl-4ssi-3sbl-50ssi). N34 26.922 W120 28.242
35 Point Diablo CA SIREN: gp of 2 blasts ev 30s (4sbl-2ssi-4sbl-20ssi). N37 49.207 W122 29.970
36 Point Hueneme CA DIAPHONE: 1 blast ev 45s (4sbl). N34 08.712 W119 12.600
37 Point Loma (New) CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N32 39.900 W117 14.562
38 Point Montara CA DIAPHONE, two-tone; gp of 2 unequal blasts ev 30s (3sbl-1ssi-1sbl-25ssi). N37 32.190 W122 31.158
39 Point Pi�os CA HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). Located 450 yards 336° from light tower. N36 38.004 W121 56.022
40 Point Reyes CA DIAPHONE, two-tone; 1 blast ev 45s (5sbl). N37 59.730 W123 01.398
41 Point Stuart CA HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). N37 51.658 W122 26.737
42 Point Sur CA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N36 18.378 W121 54.090
43 Point Vicente CA WHISTLE: gp of 2 blasts ev 60s (1sbl-2ssi-4sbl-53ssi). N33 44.514 W118 24.648
44 San Luis Obispo CA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N35 09.624 W120 45.666
45 Southampton Shoals CA DIAPHONE: gp of 2 blasts ev 30s (2sbl-6ssi-2sbl-20ssi). N37 52.900 W122 24.000
46 St. George Reef CA DIAPHONE, two-tone; gp of 2 blasts ev 45s (2sbl-3ssi-2sbl-38ssi). N41 50.220 W124 22.518
47 Trinidad Head CA HORN, diaphragm; 1 blast ev 15s (1.5sbl). N41 03.125 W124 09.090
48 Yerba Buena Island CA DIAPHONE: 1 blast ev 20s (3sbl). N37 48.438 W122 21.738
49 Bridgeport Harbor CT BELL: 1 stroke ev 15s. N41 09.400 W073 10.800
50 Cornfield Point Lightship CT DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 12.900 W072 22.200
51 Faulkner's Island CT HORN, diaphragm; gp of 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). N41 12.726 W072 39.216
52 Great Captain Island CT HORN, diaphragm; 1 blast ev 15s (2sbl). N40 58.950 W073 37.416
53 Greens Ledge CT HORN, diaphragm; gp of 2 blasts ev 20s (1sbl-4ssi-1sbl-14ssi). N41 02.502 W073 26.634
54 Lynde Point CT BELL: 1 stroke ev 12s. N41 16.290 W072 20.592
55 New London Ledge CT HORNS, diaphragm (2); 1 blast ev 20s (3sbl). Horns directed on bearings 134° and 213°. N41 18.360 W072 04.644
56 Penfield Reef CT HORN, diaphragm; 1 blast ev 20s (3sbl). N41 07.026 W073 13.320
57 Saybrook Breakwater CT HORN, diaphragm; 1 blast ev 20s (2sbl). N41 15.798 W072 20.568
58 Southwest Ledge CT SIREN: 1 blast ev 20s (4sbl). N41 14.070 W072 54.720
59 Stratford Point CT HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-3ssi-2sbl-23ssi). N41 09.120 W073 06.204
60 Stratford Shoal CT SIREN: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 03.582 W073 06.078
61 Tongue Point CT BELL: 1 stroke ev 20s. N41 09.998 W073 10.650
62 Cherry Island Range Front DE BELL: 2 strokes ev 15s. N39 45.036 W075 29.651
63 Delaware Breakwater East End DE SIREN: 1 blast ev 15s (4sbl). N38 47.832 W075 06.000
64 Fourteen Foot Bank DE DIAPHONE: 1 blast ev 30s (3sbl). N39 02.892 W075 10.932
65 Harbor of Refuge DE SIREN: gp of 3 blasts ev 45s (2sbl-2ssi-2sbl-2ssi-2sbl-35ssi). N38 48.876 W075 05.544
66 Overfalls Lightship DE DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N38 47.100 W075 00.700
67 Egmont Key FL DIAPHONE: 1 blast ev 30s (4sbl). N27 36.048 W082 45.642
68 St. Johns FL HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi) on outer end of south breakwater. N30 23.172 W081 23.880
69 Savannah Lightship GA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N31 56.600 W080 39.800
70 Cubits Gap LA SIREN: 1 blast ev 20s (5sbl). N29 11.502 W089 15.834
71 New Canal LA BELL: 1 stroke ev 10s. N30 01.620 W090 06.792
72 Point au Fer Reef LA BELL: 1 stroke ev 20s. N29 22.300 W091 23.100
73 Sabine Pass East Jetty LA DIAPHONE, two-tone; gp of 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). N29 38.676 W093 49.367
74 South Pass East Jetty LA BELL: One stroke ev 10s. N28 59.382 W089 08.190
75 South Pass West Jetty LA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N28 59.502 W089 08.412
76 Southwest Pass Entrance LA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N28 54.288 W089 25.750
77 Annisquam Harbor MA SIREN: 1 blast ev 60s (5sbl). N42 39.714 W070 40.890
78 Baker's Island (Southeastern) MA SIREN: 1 blast ev 30s (3sbl). N42 32.190 W070 47.154
79 Borden Flats MA BELL: 1 stroke ev 15s. N41 42.270 W071 10.464
80 Boston Lightship MA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N42 20.400 W070 45.500
81 Boston MA SIREN: gp of 2 blasts ev 60s (3sbl-3ssi-3sbl-51ssi). N42 19.674 W070 53.406
82 Brant Point MA BELL: 3 strokes ev 60s (2 strokes-30ssi-1 stroke-30ssi). N41 17.394 W070 05.418
83 Butler Flats MA HORN, diaphragm: 1 blast ev 15s (3sbl). N41 36.228 W070 53.670
84 Buzzards Bay Lightship MA HORN, diaphragm, chime; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 23.700 W071 03.200
85 Cape Ann MA DIAPHONE: gp of 3 blasts ev 60s (3sbl-3ssi-3sbl-3ssi-3sbl-45ssi). N42 38.208 W070 34.500
86 Cleveland East Ledge MA HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 37.860 W070 41.652
87 Cross Rip Lightship MA HORN: diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 26.800 W070 17.500
88 Deer Island MA BELL: 1 stroke ev 10s. N42 20.388 W070 57.270
89 Dumpling Rock MA SIREN: 1 blast ev 30s (4sbl). N41 32.286 W070 55.284
90 Duxbury Pier MA BELL: 1 stroke ev 15s. N41 59.244 W070 38.916
91 Eastern Point MA BELL: gp of 2 strokes ev 20s. N42 34.818 W070 39.870
92 Edgartown Harbor MA BELL: 1 stroke ev 10s. N41 23.454 W070 30.186
93 Gloucester Breakwater MA BELL: 1 stroke ev 10s. N42 34.956 W070 40.344
94 Graves MA HORN, diaphragm: gp of 2 blasts ev 20s (1.5sbl-3ssi-1.5sbl-14ssi). N42 21.906 W070 52.152
95 Highland MA HORN, diaphragm: 1 blast ev 15s (3sbl). N42 02.350 W070 03.621
96 Long Point MA BELL: 1 stroke ev 15s. N42 01.992 W070 10.116
97 Nantucket Shoals Lightship MA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N40 30.000 W069 28.000
98 Narrows MA BELL: 1 stroke ev 20s. N42 19.344 W070 55.182
99 Nobska Point MA HORN, diaphragm: gp of 3 blasts ev 30s (2sbl-1ssi-2sbl-1ss-2sbl-22ssi). N41 30.948 W070 39.306
100 Palmer Island MA BELL: 1 stroke ev 10s. N41 37.614 W070 54.546
101 Plymouth (Southeast) MA HORN: diaphragm; 1 blast ev 15s (3sbl). N42 00.207 W070 36.038
102 Pollock Rip Lightship MA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 36.100 W069 51.100
103 Race Point MA WHISTLE: gp of 2 blasts ev 60s (2sbl-4ssi-2sbl-52ssi). N42 03.738 W070 14.586
104 Stonehorse Shoal Lightship MA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 32.800 W069 59.100
105 Ten Pound Island MA BELL: gp of 2 strokes ev 131/2s. N42 36.114 W070 39.936
106 West Chop MA WHISTLE: 1 blast ev 30s (3sbl). N41 28.848 W070 35.988
107 Wood End MA SIREN: 1 blast ev 30s (4sbl). N42 01.275 W070 11.610
108 Baltimore MD BELL: 1 stroke ev 30s. N39 03.552 W076 23.940
109 Bloody Point Bar MD HORN, diaphragm; 1 blast ev 20s (3sbl). N38 49.992 W076 23.484
110 Choptank River MD BELL: 1 stroke ev 10s. N38 39.342 W076 11.070
111 Cove Point MD DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N38 23.178 W076 22.908
112 Craighill Channel Lower Range Front MD HORN, diaphragm; 1 blast ev 30s, (3sbl). N39 11.317 W076 23.670
113 Drum Point MD BELL: gp of 2 strokes ev 15s. N38 19.140 W076 25.260
114 Fort Carroll MD BELL. 1 stroke ev 15s. N39 12.876 W076 31.194
115 Fort Washington MD BELL: 1 stroke ev 30s. N38 42.738 W077 02.214
116 Great Shoals MD BELL: 1 stroke ev 15s. N38 12.858 W075 52.764
117 Greenbury Point Shoal MD BELL: 1 stroke ev 20s. N38 58.080 W076 27.240
118 Holland Island Bar MD DIAPHONE: gp of 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). N38 04.122 W076 05.742
119 Hooper Island MD HORN, diaphragm; 1 blast ev 30s (3sbl). N38 13.600 W076 04.500
120 Hooper Strait MD BELL: 1 stroke ev 15s. N38 15.400 W076 15.000
121 Janes Island MD BELL: 1 stroke ev 30s. N37 57.804 W075 55.104
122 Love Point MD BELL; 1 stroke ev 20s. N39 03.426 W076 16.992
123 Lower Cedar Point MD BELL: 1 stroke ev 12s. N38 20.406 W076 59.616
124 Maryland Point MD BELL: 1 stroke ev 15s. N38 20.983 W077 11.862
125 Mathias Point Shoal MD BELL: gp of 2 strokes ev 20s. N38 24.312 W077 02.568
126 Piney Point MD HORN, diaphragm; 1 blast ev 15s (3sbl). N38 08.118 W076 31.782
127 Point Lookout MD HORN, diaphragm; 1 blast ev 20s (3sbl). N38 02.328 W076 19.320
128 Point No Point MD HORN, diaphragm; 1 blast ev 15s (1.5sbl). N38 07.686 W076 17.418
129 Ragged Point MD BELL: 1 stroke ev 10s. N38 09.264 W076 36.084
130 Sandy Point Shoal MD HORN, diaphragm; 1 blast ev 15s (3sbl). N39 00.960 W076 23.076
131 Seven Foot Knoll MD BELL: 1 stroke ev 12s. N39 09.318 W076 24.540
132 Sharkfin Shoal MD BELL: 1 stroke ev 20s. N38 12.132 W075 59.202
133 Sharps Island MD BELL: 1 stroke ev 15s. N38 38.346 W076 22.548
134 Solomons Lump MD BELL: 1 stroke ev 10s. N38 02.880 W076 00.900
135 Thomas Point Shoal MD DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N38 53.940 W076 26.166
136 Upper Cedar Point MD BELL: 1 stroke ev 15s. N38 24.156 W077 04.962
137 Bass Harbor Head ME BELL: 1 stroke ev 10s. N44 13.320 W068 20.232
138 Bear Island ME BELL: 1 stroke ev 15s. N44 17.010 W068 16.194
139 Boon Island ME BELL: hand, answers signals. N43 07.200 W070 28.620
140 Browns Head ME BELL: 1 stroke, 20s si; gp of 2 strokes, 20s si. N44 06.708 W068 54.570
141 Burnt Coat Harbor ME BELL: 1 stroke ev 15s. N44 08.052 W068 26.832
142 Burnt Island ME BELL: gp of 2 strokes ev 60s. N43 49.512 W069 38.412
143 Cape Elizabeth (East Tower) ME DIAPHONE: gp of 3 blasts ev 60s (2sbl-2ssi-2sbl-2ssi-2sbl-50ssi). Located 266 yards 146° from light tower. N43 33.966 W070 12.006
144 Cape Neddick ME BELL: 1 stroke ev 15s. N43 09.912 W070 35.466
145 Cuckolds ME HORN, diaphragm; 1 blast ev 20s (2.5sbl). N43 46.782 W069 38.994
146 Curtis Island ME BELL: 1 stroke ev 10s. N44 12.084 W069 02.934
147 Deer Island Thorofare ME BELL: gp of 2 strokes ev 15s. N44 08.065 W068 42.200
148 Doubling Point ME BELL: 1 stroke ev 15s. N43 52.950 W069 48.402
149 Eagle Island ME BELL: 1 stroke ev 20s. N44 13.056 W068 46.062
150 Egg Rock ME HORN, diaphragm; gp of 2 blasts ev 30s (4sbl-2ssi-4sbl-20ssi). N44 21.246 W068 08.286
151 Fort Point ME BELL: 1 stroke ev 20s. N44 28.032 W068 48.702
152 Fort Popham ME BELL: 1 stroke ev 15s. N43 45.300 W069 47.003
153 Goat Island ME BELL: 1 stroke ev 20s. N43 21.468 W070 25.506
154 Goose Rocks ME BELL: 1 stroke, 20s si; gp of 2 strokes, 20s si. N44 08.124 W068 49.830
155 Great Duck Island ME DIAPHONE: 1 blast ev 20s (2.5sbl). N44 08.532 W068 14.754
156 Halfway Rock ME HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N43 39.348 W070 02.214
157 Heron Neck ME SIREN: 1 blast ev 30s (3sbl). N44 01.512 W068 51.714
158 Libby Island ME DIAPHONE: 1 blast ev 15s (2sbl). N44 34.092 W067 22.038
159 Little River ME BELL: 1 stroke ev 30s. N44 39.054 W067 11.538
160 Lubec Channel ME BELL: 1 stroke ev 30s. N44 50.514 W066 58.584
161 Machias Seal Island ME DIAPHONE: gp of 2 blasts ev 60s. N44 30.102 W067 06.102
162 Marshall Point ME BELL: 1 stroke ev 20s. N43 55.044 W069 15.678
163 Matinicus Rock (South Tower) ME DIAPHONE; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N43 47.016 W068 51.336
164 Moose Peak ME HORN, diaphragm: gp of 2 blasts ev 30s (1.5sbl-2ssi-1.5sbl-25ssi). Located 129 yards 263° from light tower. N44 28.464 W067 31.920
165 Mount Desert Rock ME HORN, diaphragm; when operating is synchronized with radiobeacon ev 3 minutes for distance finding. N43 58.110 W068 07.692
166 Owls Head ME BELL: 1 stroke ev 15s. N44 05.532 W069 02.646
167 Perkins Island ME BELL: 1 stroke, 15s si; gp of 2 strokes, 15s si. N43 47.214 W069 47.106
168 Petit Manan ME HORN, diaphragm: 1 blast ev 30s (3sbl). N44 22.056 W067 51.846
169 Pond Island ME BELL: 1 stroke ev 10s. N43 44.400 W069 46.218
170 Portland Lightship ME HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N43 31.600 W070 05.500
171 Portland Head ME HORN, diaphragm, chime: 1 blast ev 20s (4sbl). N43 37.386 W070 12.474
172 Ram Island ME BELL: 1 stroke ev 20s. N43 48.240 W069 35.958
173 Ram Island Ledge ME BELL: 1 stroke ev 10s. N43 37.890 W070 11.238
174 Rockland Breakwater ME HORN, diaphragm: 1 blast ev 20s (2sbl). N44 06.240 W069 04.650
175 Seguin Island ME DIAPHONE: gp of 2 blasts ev 20s (1.5sbl-1ssi-1.5sbl-16ssi). N43 42.450 W069 45.486
176 Spring Point Ledge ME BELL: gp of 2 strokes ev 12s. N43 39.126 W070 13.434
177 Squirrel Point ME BELL: 1 stroke ev 15s. N43 48.996 W069 48.144
178 Two Bush Island ME HORN, diaphragm; 1 blast ev 20s (2sbl). N43 57.864 W069 04.422
179 West Quoddy Head ME DIAPHONE: when operating is synchronized with radiobeacon ev 3 minutes for distance finding. N44 48.912 W066 57.030
180 Whaleback Ledge ME HORN, diaphragm, chime; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). N43 03.528 W070 41.778
181 Whitehead ME HORN, diaphragm; gp of 2 blasts ev 30s (2.5sbl-2.5ssi-2.5sbl-22.5ssi). N43 58.722 W069 07.458
182 Whitlock's Mill ME BELL: 1 stroke ev 20s. N45 09.768 W067 13.632
183 Wood Island ME BELL: 1 stroke, 25ssi-gp of 2 strokes, 25ssi. N43 27.408 W070 19.740
184 Croatan Shoal NC BELL: 1 stroke ev 30s. N35 56.706 W075 46.674
185 Diamond Shoal Lightship NC DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N35 05.300 W075 19.700
186 Frying Pan Shoal Lightship NC DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N33 28.000 W077 33.800
187 Roanoke Marshes NC HORN, diaphragm; 1 blast ev 20s (3sbl). N35 48.667 W075 42.045
188 Isles of Shoals NH HORN, diaphragm: 1 blast ev 30s (3sbl). N42 58.032 W070 37.404
189 Portsmouth Harbor NH BELL: 1 stroke ev 10s. N43 04.266 W070 42.516
190 Ambrose Channel Lightship NJ DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N40 27.100 W073 04.400
191 Barnegat Lightship NJ HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N39 45.000 W073 56.000
192 Bergen Point NJ BELL: 1 stroke ev 15s. N40 38.583 W074 08.900
193 Brandywine Shoal NJ HORN, diaphragm; 1 blast ev 15s (2sbl). N38 59.172 W075 06.792
194 Elbow of Cross Ledge NJ SIREN: 1 blast ev 15s (3sbl). N39 10.897 W075 16.098
195 Five Fathom Bank Lightship NJ DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N38 47.300 W074 34.600
196 Miah Maull Shoal NJ HORN, diaphragm; 1 blast ev 20s (2sbl). N39 07.584 W075 12.582
197 Sandy Hook East Beacon NJ BELL: 1 stroke ev 10s. N40 28.250 W074 01.122
198 Scotland Lightship NJ HORN, diaphragm; gp of 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). N40 26.600 W073 55.200
199 Ship John Shoal NJ HORN diaphragm; 1 blast ev 20s (2sbl). N39 18.318 W075 22.602
200 Tinicum Island Range Front NJ BELL: 1 stroke ev 15s. N39 50.867 W075 15.167
201 Cold Spring Harbor NY BELL: gp of 2 strokes ev 15s. N40 54.852 W073 29.592
202 Coney Island NY BELL: 1 stroke ev 10s. N40 34.600 W074 00.702
203 Danskammer Point NY BELL: 1 stroke ev 20s; operates automatically only by blast of a ship's whistle. N41 34.433 W073 57.833
204 Eaton's Neck NY SIREN: 1 blast ev 30s (2sbl). N40 57.240 W073 23.730
205 Esopus Meadows NY BELL: 2 strokes ev 15s. N41 52.104 W073 56.496
206 Execution Rocks NY SIREN: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N40 52.686 W073 44.262
207 Fort Wadsworth NY BELL: 1 stroke ev 15s. N40 36.354 W074 03.240
208 Hell Gate NY BELL: 1 stroke ev 5s. N40 46.680 W073 56.089
209 Hudson-Athens NY BELL: 1 stroke ev 15s. N42 15.120 W073 48.522
210 Huntington Harbor NY BELL: 1 stroke ev 15s. N40 54.642 W073 25.878
211 Latimer Reef NY BELL: 1 stroke ev 15s. N41 18.270 W071 55.998
212 Little Gull Island NY HORN, diaphragm; two horns point 090° and 330°; when operating, is sychronized with radiobeacon ev 3 minutes for distance finding. N41 12.384 W072 06.408
213 Montauk Point NY HORN, diaphragm; two horns point 030° and 140°; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 04.260 W071 51.426
214 North Brother Island NY BELL: 1 stroke ev 15s. N40 47.958 W073 53.976
215 North Dumpling NY HORN, diaphragm; 1 blast ev 30s (3sbl). N41 17.274 W072 01.158
216 Old Orchard Shoal NY BELL: 1 stroke ev 15s (continuously). N40 30.744 W074 05.928
217 Orient Point NY HORN, diaphragm; gp of 3 blasts ev 30s (2sbl-4ssi-2sbl-4ssi-2sbl-16ssi). N41 09.810 W072 13.416
218 Plum Island NY SIREN: 1 blast ev 15s (4sbl). N41 10.422 W072 12.690
219 Port Jefferson Harbor Breakwater NY BELL: 1 stroke ev 20s. N40 58.338 W073 05.495
220 Race Rock NY SIREN: gp of 2 blasts ev 30s (2sbl-1ssi-2sbl-25ssi). N41 14.604 W072 02.820
221 Robbins Reef NY HORN, diaphragm; 1 blast ev 10s (2sbl). N40 39.444 W074 03.924
222 Rockland Lake NY BELL: 1 stroke ev 15s. N41 08.840 W073 54.287
223 Romer Shoal NY HORN, diaphragm; 1 blast ev 15s (2sbl). N40 30.774 W074 00.810
224 Rondout Creek NY BELL: 1 stroke ev 15s. N41 55.248 W073 57.744
225 Saugerties NY BELL: 1 stroke ev 5s. N42 04.326 W073 55.776
226 Shinnecock Bay NY SIREN: 1 blast ev 15s (4sbl). N40 50.523 W072 28.695
227 Stepping Stones NY BELL: gp of 2 strokes ev 20s. N40 49.458 W073 46.476
228 Stony Point (Hudson River) NY BELL: 1 stroke ev 15s. N41 14.460 W073 58.156
229 Tarrytown NY BELL: 1 stroke ev 20s. N41 05.046 W073 52.452
230 Throgs Neck NY BELL: 1 stroke ev 10s. N40 48.276 W073 47.442
231 West Bank NY HORN, diaphragm; gp of 2 blasts ev 15s (2sbl-2ssi-2sbl-9ssi). N40 32.280 W074 02.574
232 West Point NY BELL: 1 stroke ev 20s; operates automatically only by blast of a ship's whistle. N41 23.765 W073 57.068
233 Whitestone Point NY BELL: gp of 2 strokes ev 20s. N40 48.084 W073 49.176
234 Cape Arago OR HORN, diaphragm, chime; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N43 20.472 W124 22.524
235 Desdemona Sands OR BELL: 2 strokes ev 30s. N46 13.542 W123 57.306
236 Tillamook OR SIREN: 1 blast ev 45s (5sbl). N45 56.232 W124 01.146
237 Warrior Rock OR BELL: 1 stroke ev 15s. N45 50.916 W122 47.304
238 Beavertail RI SIREN: 1 blast ev 30s (3sbl). N41 26.964 W071 23.970
239 Block Island Southeast RI HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 09.204 W071 33.126
240 Brenton Reef Lightship RI DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N41 25.600 W071 22.600
241 Bullock's Point RI BELL: 1 stroke ev 15s. N41 44.263 W071 21.852
242 Castle Hill RI BELL: gp of 2 strokes ev 20s. N41 27.732 W071 21.774
243 Conimicut RI BELL: 1 stroke ev 15s. N41 43.020 W071 20.706
244 Gould's Island RI HORN: diaphragm: 1 blast ev 30s (4sbl). N41 32.050 W071 20.617
245 Great Salt Pond Breakwater Outer Beacon RI HORN, diaphragm: 1 blast ev 10s (3sbl). N41 11.958 W071 35.591
246 Gull Rocks RI BELL: 1 stroke ev 20s. N41 30.150 W071 19.983
247 Hog Island Shoal RI SIREN: 1 blast ev 13s (3sbl). N41 37.944 W071 16.392
248 Newport Harbor RI BELL: 1 stroke ev 10s. N41 29.598 W071 19.626
249 Point Judith RI HORN, diaphragm: 1 blast ev 20s (3sbl). N41 21.660 W071 28.884
250 Pomham Rocks RI BELL: gp of 2 strokes ev 20s. N41 46.656 W071 22.170
251 Prudence Island RI BELL: 1 stroke ev 15s. N41 36.354 W071 18.210
252 Rose Island RI HORN, reed: 1 blast ev 15s (2sbl). N41 29.730 W071 20.562
253 Sabin Point RI BELL: 2 strokes ev 15s. N41 45.733 W071 22.550
254 Warwick RI HORN, diaphragm: 1 blast ev 15s (3sbl). N41 40.026 W071 22.704
255 Watch Hill RI HORN, diaphragm: 1 blast ev 30s (3sbl). N41 18.234 W071 51.516
256 Galveston Jetty TX DIAPHONE two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N29 19.674 W094 41.562
257 Bowlers Rock VA BELL: 1 stroke ev 20s. N37 49.470 W076 43.962
258 Cape Henry VA DIAPHONES (2): when operating, are synchronized with radiobeacon ev 3 minutes for distance finding. Horns point 77° and 333°. N36 55.584 W076 00.438
259 Cherrystone Bar VA BELL: 1 stroke ev 20s. N37 15.384 W076 01.944
260 Chesapeake Lightship VA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N36 58.700 W075 42.200
261 Craney Island VA BELL: 1 stroke ev 30s. N36 53.520 W076 20.220
262 Deep Water Shoals VA BELL: 1 stroke ev 15s. N37 08.934 W076 38.208
263 Great Wicomico River VA HORN, diaphragm; 1 blast ev 20s (3sbl). N37 48.258 W076 16.056
264 Newport News Middle Ground VA BELL: 1 stroke ev 15s. N36 56.712 W076 23.490
265 Old Plantation Flats VA DIAPHONE: 1 blast ev 20s (3sbl). N37 13.728 W076 02.814
266 Old Point Comfort VA BELL: 1 stroke ev 10s, located 180 yards 107° from light tower. N37 00.108 W076 18.390
267 Pages Rock VA BELL: 1 stroke ev 15s. N37 18.654 W076 35.196
268 Smith Point VA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N37 52.812 W076 10.998
269 Stingray Point VA BELL: 1 stroke ev 20s. N37 33.700 W076 16.383
270 Tangier Sound VA HORN, diaphragm; 1 blast ev 20s (3sbl). N37 47.286 W075 58.428
271 Thimble Shoal VA DIAPHONE: 1 blast ev 10s (2sbl). N37 00.876 W076 14.394
272 Tue Marshes VA HORN: 1 blast ev 15s (2sbl). N37 14.136 W076 23.148
273 Windmill Point VA BELL: 1 stroke ev 15s. N37 35.808 W076 14.154
274 Winter Quarter Shoal Lightship VA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N37 55.500 W074 56.400
275 Wolf Trap VA DIAPHONE, two-tone; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N37 23.424 W076 11.382
276 York Spit VA DIAPHONE: 1 blast ev 20s (3sbl). N37 12.583 W076 15.250
277 Alki Point WA HORN, diaphragm; gp of 2 blasts ev 30s (3sbl-6ssi-3sbl-18ssi). N47 34.578 W122 25.236
278 Browns Point WA HORN, diaphragm; gp of 3 blasts ev 30s (3sbl-2ssi-3sbl-2ssi-3sbl-17ssi). N47 18.354 W122 26.658
279 Burrows Island WA HORN, diaphragm; gp of 2 blasts ev 40s (4sbl-7ssi-4sbl-25ssi). N48 28.680 W122 42.810
280 Bush Point WA HORN, diaphragm; 1 blast ev 30s (5sbl). N48 01.854 W122 36.426
281 Cape Flattery WA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N48 23.496 W124 44.196
282 Destruction Island WA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N47 40.470 W124 29.220
283 Dofflemyer Point WA HORN, diaphragm; 1 blast ev 15s (5sbl). N47 08.436 W122 54.450
284 Ediz Hook WA HORNS, diaphragm (2); when operating, are synchronized with radiobeacon ev 3 minutes for distance finding. Fog signal is located 600 yards 093° from light tower. N48 08.406 W123 24.714
285 Grays Harbor WA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. Fog signal is located 2,240 yards 353° 45' from light tower. N46 53.292 W124 07.014
286 Lime Kiln WA HORNS, diaphragm; gp of 2 blasts ev 20s (2sbl-4ssi-2sbl-12ssi). N48 30.948 W123 09.156
287 Marrowstone Point WA HORNS, diaphragm (2); gps of 3 blasts ev 30s (2sbl-2ssi-2sbl-2ssi-2sbl-20ssi). N48 06.096 W122 41.268
288 Mukilteo WA HORN, reed; 1 blast ev 20s (4sbl). N47 56.922 W122 18.378
289 New Dungeness WA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N48 10.902 W123 06.612
290 Patos Island WA DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N48 47.340 W122 58.266
291 Point No Point WA HORN, diaphragm; gps of 2 blasts ev 30s (3sbl-3ssi-3sbl-21ssi). N47 54.733 W122 31.608
292 Point Robinson WA HORN, diaphragm; 1 blast ev 20s (4sbl). N47 23.286 W122 22.464
293 Point Wilson WA HORN, chime diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N48 08.652 W122 45.282
294 Semiahmoo Harbor WA HORN, diaphragm; 1 blast ev 20s (3sbl). N48 59.556 W122 46.932
295 Slip Point WA DIAPHONE: 1 blast ev 30s (3sbl). N48 15.870 W124 15.060
296 Turn Point WA HORN, diaphragm; gp of 2 unequal blasts ev 30s (4sbl-4ssi-2sbl-20ssi). N48 41.322 W123 14.232
297 West Point WA HORN, diaphragm; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. N47 39.720 W122 26.142