Chart correction 31/20 — chart 92030

92030 4Ed. 1/22/83 LAST NM 29/20 31/20 Add Depth 18 fathoms enclosed by depth contour (100-fathom) centered 10°22.9′N 121°58.1′E Depth 61 fathoms enclosed by depth contour (100-fathom) centered 10°03.8′N 121°34.1′E “Chemical Dumping Ground” area [N24] bound by purple composite-line circle, radius 2 miles, centered 10°06.9′N 121°36.1′E (1(10)17 Manila; 17(1813)12, 12(1346)13 Taunton; UKHO ARCS 4480-0)

Source: NGA U.S. Notice to Mariners · edition: 4Ed. 1/22/83

Reference information — always verify against official Notices to Mariners before navigation.