Positions quoted in this Preliminary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. 										
Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected.																																				
3603(P)/26 VIETNAM —  Depths. Fairways. Virtual aids to navigation. Obstructions. Lights. Buoyage. Recommended tracks.						
Source: ENCs V14S0030 and V14S0031																						
																						
	1.	There are numerous changes to depths, fairways and aids to navigation in the approaches to Ho Chi Minh City.																																			
	2.	Depths less than charted exist. The most significant are as follows:																																							
		Depth						Position	
													
		12·7m						10° 17' .32N. , 107° 04' .91E.	
													
		11·0m						10° 17' .80N. , 107° 04' .69E.	
													
		15·0m						10° 21' .85N. , 107° 02' .61E.
														
		13·7m						10° 27' .25N. , 106° 59' .70E.
														
		8·1m						10° 36' .89N. , 107° 00' .20E.														
																						
	3.	Obstructions exist in the following positions:																				
																						
		Depth						Position
														
		9·2m						10° 19' .08N. , 107° 04' .43E.	
													
		4·1m						10° 39' .63N. , 107° 00' .77E.														
																						
	4.	Virtual aids to navigation (V-AIS), special topmark, have been established in the following positions:																																					
		10° 24' .08N. , 107° 03' .18E.	
																			
		10° 24' .23N. , 107° 03' .09E.	
																			
		10° 24' .36N. , 107° 03' .33E.
																				
		10° 24' .38N. , 107° 03' .37E.
																				
		10° 24' .25N. , 107° 03' .44E.	
																			
		10° 24' .23N. , 107° 03' .41E.																				
																						
	5.	The following lights have been amended:																				
																						
		Former Characteristic				New Characteristic						Position
							
		Fl(3)G.10s10M					Fl(3)G.10s5M							10° 21' .41N. , 107° 03' .62E.
							
		Fl(2)G.7s6M					Fl(3)G.10s5M							10° 22' .86N. , 107° 03' .39E.	
						
		Q.W						Fl(3)10s11m2M							10° 23' .69N. , 107° 05' .33E.	
						
		Q.W						Fl(3)10s17m2M							10° 23' .66N. , 107° 05' .65E.							
																						
	6.	The following light-buoys have been moved:																				
																						
		Characteristic					Designation						Former Position						New Position	

		Fl.R.3s						62							10° 39' .28N. , 107° 00' .96E.				10° 39' .19N. , 107° 00' .86E.	

		Fl.R.3s						64							10° 39' .38N. , 107° 01' .02E.				10° 39' .39N. , 107° 00' .98E.	

		Fl.R.3s						66							10° 39' .54N. , 107° 00' .97E.				10° 39' .53N. , 107° 00' .94E.
	
		Fl.R.3s						68							10° 39' .63N. , 107° 00' .81E.				10° 39' .61N. , 107° 00' .82E.	
																						
	7.	The starboard lateral buoy, Fl.G.3s No 27, in position 10° 32' .78N. , 107° 01' .61E. has been removed.																														
	8.	An isolated danger light-buoy, Fl(2)5s, has been established in position 10° 31' .18N. , 107° 00' .51E.																																				
	9.	A two-way recommended track has been established, joining the following positions:																																						
		10° 24' .83N. , 107° 01' .02E.	
																			
		10° 24' .75N. , 107° 01' .18E.	
																			
		10° 24' .13N. , 107° 02' .17E.																				
																						
	10.	The former two-way recommended track has been removed, joining the following positions:																																				
		10° 24' .83N. , 107° 01' .02E.	
																			
		10° 22' .96N. , 107° 02' .45E.																				
																						
	11.	These changes will be included in a New Edition of Chart 1059 to be published late 2026.																																					
	12.	Mariners are advised to navigate with caution in the area.																				
																						
		(WGS84 DATUM)