Chart correction N12/21 — chart 94216

94216 9Ed. 8/4/12 LAST NM N8/21 N12/21 Delete Depth 5 meters 31°04′17″N 122°02′06″E Add Depth 4.9 meters Obstn [K41] 31°06′28″N 121°57′56″E Depth 4.2 meters 31°04′17″N 122°02′12″E Depth 4.3 meters enclosed by dotted line circle [I4] centered 31°07′57″N 121°53′17″E Depth 4.8 meters 31°04′23″N 122°02′14″E Depth 4.1 meters 31°04′10″N 122°02′32″E Depth 4.4 meters 31°04′12″N 122°02′46″E and extend depth contour (5-meter) and blue tint N to enclose above depths (3) (52(1891, 1892)20 Tianjin; CHN CH13170)

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

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