U.S. Department of Homeland Security United States Coast Guard LIGHT LIST Volume VI PACIFIC COAST AND PACIFIC ISLANDS Pacific Coast and outlying Pacific Islands This publication contains a list of lights, sound signals, buoys, daybeacons, and other aids to navigation. IMPORTANT THIS SHOULD BE CORRECTED EACH WEEK FROM THE LOCAL NOTICES TO MARINERS OR NOTICES TO MARINERS AS APPROPRIATE. 2020 COMDTPUB P16502.6 LIMITS OF LIGHT LISTS PUBLISHED BY U.S. COAST GUARD 180O 160O 140O 120O 100O 80O 60O 60O 60O 50O 50O VOL. VII GREAT LAKES O VOL. I O 40 ATLANTIC COAST 40 VOL. VI VOL. V (St. Croix River, ME to Shrewsbury River, NJ) PACIFIC COAST MISSISSIPPI AND PACIFIC ISLANDS RIVER SYSTEM VOL. II ATLANTIC COAST MIDWAY ISLANDS (Shrewsbury River, NJ to Little River, SC) VOL. III ATLANTIC COAST (Little River, SC to Econfina River, FL) HAWAIIAN ISLANDS VOL. IV Aids maintained at O O 20 GULF COAST Puerto Rico, Virgin Islands, 20 (Econfina River, FL to Rio Grande, TX) and Guantanamo Bay included in Volume III. AIDS TO NAVIGATION MAINTAINED BY UNITED STATES AT OTHER PACIFIC ISLANDS ARE INCLUDED ON THE PACIFIC LIST 180O 160O 140O 120O 100O 80O 60O G U.S. AIDS TO NAVIGATION SYSTEM on navigable waters except Western Rivers LATERAL SYSTEM AS SEEN ENTERING FROM SEAWARD PORT SIDE PREFERRED CHANNEL PREFERRED CHANNEL STARBOARD SIDE ODD NUMBERED AIDS NO NUMBERS - MAY BE LETTERED NO NUMBERS - MAY BE LETTERED EVEN NUMBERED AIDS GREEN LIGHT ONLY PREFERRED PREFERRED RED LIGHT ONLY CHANNEL TO CHANNEL TO FLASHING (2) FLASHING (2) STARBOARD PORT FLASHING FLASHING TOPMOST BAND TOPMOST BAND OCCULTING OCCULTING GREEN RED QUICK FLASHING QUICK FLASHING ISO GREEN LIGHT ONLY RED LIGHT ONLY ISO COMPOSITE GROUP FLASHING (2+1) COMPOSITE GROUP FLASHING (2+1) 9 "2" R "8" "1" G "9" FI R 6s FI G 6s FI G 4s FI R 4s GR "A" RG "B" LIGHT LIGHTED BUOY LIGHT LIGHTED BUOY FI (2+1) G 6s FI (2+1) R 6s 9 G G "5" C "9" GR RG R R "U" GR RG C "S" N "C" N "6" "2" CAN DAYBEACON "G" CAN NUN NUN DAYBEACON AIDS TO NAVIGATION HAVING NO LATERAL SIGNIFICANCE ISOLATED DANGER SAFE WATER NO NUMBERS - MAY BE LETTERED NO NUMBERS - MAY BE LETTERED WHITE LIGHT ONLY WHITE LIGHT ONLY MORSE CODE FI (2) 5s Mo (A) RW "N" RW RW RW "N" Mo (A) "A" SP "B" LIGHTED MR SPHERICAL UNLIGHTED C AND/OR SOUND AND/OR SOUND BR "A" BR "C" RANGE DAYBOARDS MAY BE LETTERED FI (2) 5s KGW KWG KWB KBW KWR KRW KRB KBR KGB KBG KGR KRG LIGHTED UNLIGHTED DAYBOARDS - MAY BE LETTERED WHITE LIGHT ONLY SPECIAL MARKS - MAY BE LETTERED NR NG NB YELLOW LIGHT ONLY FIXED FLASHING SHAPE OPTIONAL--BUT SELECTED TO BE APPROPRIATE Y Y Y "A" Y "B" RW GW BW C "A" N "C" Bn FOR THE POSITION OF THE MARK IN RELATION TO THE Bn Bn Bn NAVIGABLE WATERWAY AND THE DIRECTION FI OF BUOYAGE. UNLIGHTED LIGHTED Aids to Navigation marking the TYPICAL INFORMATION AND REGULATORY MARKS NW Intracoastal Waterway (ICW) display INFORMATION AND REGULATORY MARKERS WHEN LIGHTED, INFORMATION AND REGULATORY W Bn unique yellow symbols to distinguish MARKS MAY DISPLAY ANY WHITE LIGHT RHYTHM them from aids marking other waters. EXCEPT QUICK FLASHING, Mo(A), AND FLASHING (2) Yellow triangles indicate aids BOAT DANGER CONTROLLED EXCLUSION AREA should be passed by keeping them on AREA ROCK SLOW the starboard (right) hand of the SWIM AREA NO WAKE EXPLAINATION MAY BE PLACED THE NATURE OF DANGER MAY TYPE OF CONTROL IS INDICATED vessel. Yellow squares indicate aids MOORING OUTSIDE THE CROSSED DIAMOND BE INDICATED INSIDE THE IN THE CIRCLE, SUCH AS SLOW, BUOY SHAPE, SUCH AS DAM, RAPIDS, DIAMOND SHAPE, SUCH AS ROCK, NO WAKE, ANCHORING, ETC. should be passed by keeping them on WHITE WITH BLUE BAND SWIM AREA, ETC. WRECK, SHOAL, DAM, ETC. MAY SHOW WHITE INFORMATION BUOY USED TO DISPLAY MAY SHOW WHITE LIGHT the port (left) hand of the vessel. A REFLECTOR OR LIGHT MULLET LAKE REGULATORY MARKERS MAY BE LETTERED yellow horizontal band provides BLACK RIVER no lateral information, but simply FOR DISPLAYING INFORMATION SUCH AS DIRECTIONS, DISTANCES, PLATE 1 identifies aids as marking the ICW. LOCATIONS, ETC. 1 2 2 2 7 8 2 1 3 5 3 6 4 3 2 3 1 2 VISUAL BUOYAGE GUIDE 2 REGION B - by day Preferred Channel 3 Secondary Channel REGION-B - by night Preferred Channel Secondary Channel FICTITIOUS NAUTICAL CHART "1" "2" FI (2) G 6s "2" Iso R 6s FI R 4s R N "2" G "7" FI G 4s R "8" "1" G R "2" AY FI R 4s Iso G 4s C "3" R "6" G "5" FI (2) R 6s G "3" FI (2) G 6s R "4" Oc R 6s Iso R 6s BR G "3" FI (2) 5s QR R "2" G "3" FI G 6s RG FI (2+1) R 6s RW Bn G "1" R "2" Iso G 4s FI R 6s R N "2" G RW C "3" Mo (A) PLATE 3 G U.S. AIDS TO NAVIGATION SYSTEM on the Western River System AS SEEN ENTERING FROM SEAWARD PORT SIDE PREFERRED CHANNEL STARBOARD SIDE OR R IG HT DE S C E NDING B ANK MARK JUNCTIONS AND OBSTRUCTIONS OR LE FT DE S C E NDING B ANK COMPOSITE GROUP FLASHING (2+1) GREEN OR WHITE LIGHTS RED OR WHITE LIGHTS P R E FE R R E D C HANNE L P R EFER R ED C HANNEL FLASHING (2) FLASHING TO S TAR B OAR D TO P OR T ISO ISO TOPMOST BAND GREEN TOPMOST BAND RED FI (2+1) G FI (2+1) R LIGHT LIGHTED BUOY NUN LIGHT LIGHTED BUOY CAN JG JR MAY BE CNG LIGHTED TR CNR SG DAYBOARDS HAVING NO LATERAL SIGNIFICANCE CROSSING DAYBEACON PASSING DAYBEACON CROSSING DAYBEACON PASSING DAYBEACON MAY BE LETTERED WHITE LIGHT ONLY NB 176.9 A MILE BOARD 123.5 MILE BOARD SPECIAL MARKS--MAY BE LETTERED SHAPE: OPTIONAL--BUT SELECTED TO BE APPROPRIATE YELLOW LIGHT ONLY NY FOR THE POSITION OF THE MARK IN RELA TION TO THE A B NAVIGABLE WATERWAY AND THE DIRECTION FIXED OF BUOYAGE. FLASHING C MOORING BUOY A WHITE WITH BLUE BAND MAY SHOW WHITE REFLECTOR OR LIGHT UNLIGHTED LIGHTED TYPICAL INFORMATION AND REGULATORY MARKS NW WHITE LIGHT ONLY STATE WATERS INFORMATION AND REGULATORY MARKERS WHEN LIGHTED, INFORMATION AND REGULATORY MARKS MAY DISPLAY ANY LIGHT RHYTHM EXCEPT QUICK FLASHING, Mo(a) DANG E R AND FLASHING (2) 3 2 BOAT CONTROLLED EXCLUSION AREA AREA DANGER ROC K SL OW INLAND (S TATE ) WATE R S OB S TR UC TION MAR K MAY SHOW WHITE REFLECTOR OR QUICK FLASHING WHITE LIGHT SWIM AR E A NO WAK E EXPLAINATION MAY BE PLACED THE NATURE OF DANGER MAY TYPE OF CONTROL IS INDICATED OUTSIDE THE CROSSED DIAMOND BE INDICATED INSIDE THE IN THE CIRCLE, SUCH AS SLOW, SHAPE, SUCH AS DAM, RAPIDS, DIAMOND SHAPE, SUCH AS ROCK, NO WAKE, ANCHORING, ETC. SWIM AREA, ETC. WRECK, SHOAL, DAM, ETC. BLACK-STRIPED WHITE BUOY MULLE T LAK E INFORMATION Used to indicate an obstruction to navigation, BL AC K R IVER extends from the nearest shore to the buoy. This means "do not pass between the buoy and the nearest shore." This aid is replacing the red and white striped buoy within the USWMS, but cannot FOR DISPLAYING INFORMATION BUOY USED TO DISPLAY be used until all red and white striped buoys on a MAY SHOW WHITE LIGHT SUCH AS DIRECTIONS, DISTANCES, REGULATORY MARKERS waterway have been replaced. LOCATIONS, ETC. MAY BE LETTERED PLATE 4 LUMINOUS RANGE DIAGRAM The nominal range given in this Light List is the maximum distance a This diagram enables the mariner to determine the approximate given light can be seen when the meteorological visibility is 10 nautical luminous range of a light when the nominal range and the prevailing miles. If the existing visibility is less than 10 NM, the range at which meteorological visibility are known. The diagram is entered from the the light can be seen will be reduced below its nominal range. And, if bottom border using the nominal range listed in column 6 of this book. the visibility is greater than 10 NM, the light can be seen at greater The intersection of the nominal range with the appropriate visibility distances. The distance at which a light may be expected to be seen curve (or, more often, a point between two curves) yields, by moving in the prevailing visibility is called its luminous range. horizontally to the left border, the luminous range. 50 50 40 40 9 METEOROLOGICAL VISIBILITY 30 (From International Visibility Code) 9 30 20 Nautical 20 8 Code Metric (approximate) 8 7 7 0 less than 50 meters less than 50 yards 10 10 1 50-200 meters 50-200 yards 8 8 6 2 200-500 meters 200-500 yards 6 6 6 3 500-1,000 meters 500-1,000 yards miles 5 5 4 4 1-2 kilometers 1,000-2,000 yards 4 5 2-4 kilometers 1-2 nautical miles 3 3 4 6 4-10 kilometers 2-5.5 nautical miles 4 2 7 10-20 kilometers 5.5-11 nautical miles 2 3 8 20-50 kilometers 11-27 nautical miles 3 9 greater than 50 km greater than 27 nm 1 1 0.8 2 CAUTION 2 0.8 LUMINOUS RANGE statute miles LUMINOUS RANGE Nautical 0.6 When using this diagram it must be 0.6 (This range may be reduced by the glare of other lights) remembered that: (This range may be reduced by the glare of other lights) 0.4 1 1 0.4 0.3 1.