Chart correction N22/21 — chart 71247
71247 21Ed. 4/13/19 LAST NM N16/21 N22/21 Add Submarine pipeline (outfall) [L41.1] joining 1°16′48.6″N 103°52′32.6″E 1°16′44.4″N 103°52′33.6″E 1°16′36.6″N 103°52′40.8″E (5(51)21 Singapore)
Source: NGA U.S. Notice to Mariners · edition: 21Ed. 4/13/19
Reference information — always verify against official Notices to Mariners before navigation.