Chart correction N6/21 — chart 94216

94216 9Ed. 8/4/12 LAST NM N45/20 N6/21 Delete Depth 4.6 meters, blue tint and enclosing depth contour (5-meter) in vicinity 31°05′46″N 121°58′43″E Depth 5.5 meters Obstn 31°03′00″N 122°09′00″E Swept depth 5.2 meters Obstn 31°06′03″N 121°58′34″E Add Depth 5.6 meters 31°05′52″N 121°58′49″E Depth 4.2 meters Obstn [K41] 31°03′17″N 122°03′03″E Depth 5.4 meters Obstn [K41] 31°02′47″N 122°07′33″E Depth 5.6 meters Obstn [K41] 31°07′52″N 121°54′18″E (13(386), 33(1217, 1218)20 Tianjin; CHN CH 13177)

Source: NGA U.S. Notice to Mariners · edition: 9Ed. 8/4/12

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