No. 1 Wreck

Field Value
Wreck Category dangerous wreck
No. 1 Wreck Location
Marine Coordinates (DMM)
12 37.815 N,100 51.241 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 12.630250
  • Longitude: 100.854017
Water Depth 21 m
Water Level Effect always under water/submerged
Vertical Datum Lowest Low Water
Name NO. 1
Type torpedo boat
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Original Detection Year 1934
Last Detection Year 2024
Original Source national HO/authority notice to mariners
Surveying Details HH812/38 & HH1737/34 16.3.34 TORPEDO TARGET NO 1 SUNK IN 123745N, 1005127E. (BANGKOK NM 39/34). CHART AS NDW, AWAITING FURTHER. NE 3727. H1737/34 6.4.34 MAY BE SHIFTED. (BANGKOK NM 111/40). NCA. H4264/63 25.5.66 SHOWN AS DW IN 123735N, 1005120E ON US 3136 [CORR TO 12.7.36]. BR STD. 27.11.68 SHOWN AS NDW 219DEGS, 9.1C FROM KO TAO MO LT ON US 3719 [1968 EDN]. NCA. 3.10.78 NOT SHOWN ON THAI 142. NCA. 3.4.84 SHOWN AS NDW IN 123745N, 1005127E IN GEN DEPTH 30MTRS ON THAI 142 [1980 EDN]. RE-ASSESSMENT OF DATA; IN THAI 5011 NDW SYMBOL IS USED TO DEPICT A WK OVER WHICH THE EXACT DEPTH IS UNKNOWN, BUT THOUGHT TO BE MORE THAN 18MTRS. CHART AS WK USC 18MTRS. NC 1046 & BR STD. 20.10.94 NDW SHOWN IN 123742N, 1005127E ON THAI 115 [1993 EDN, OF NC PUBLISHED 1969]. THAI 5011 [1989 EDN], NOW SHOWS NDW SYMBOL TO BE A WK WHICH HAS 28MTRS OR MORE WATER OVER IT. RETAIN AS WK USC 18MTRS, AS THAI 115 WAS ORIGINALLY PUBLISHED IN 1969. NCA. HH515/412/04 1.4.05 SHOWN AS NDW ON THAI 155 [FEB'97 EDN]. AMEND WK USC 18MTRS TO NDW.
Last Amended Date Aug 29, 2025

General Comments

UK NM 1119/19

WRECK MAP LOADING ... 12 37.815 N,100 51.241 E
No. 1 on Wreck Map No. 1 Wreck on Google Map

Nearby Wrecks:

FAQ

Where is the NO. 1 wreck located?

The NO. 1 wreck is located at coordinates 12 37.815 N,100 51.241 E.

How deep is the seabed around the NO. 1?

The seabed around the NO. 1 lies at approximately 21 meters deep.

When was the wreck of the NO. 1 discovered?

The wreck of the NO. 1 was discovered in 1934.

What type of wreck is the NO. 1?

The NO. 1 is classified as a torpedo boat.