Chart correction 13/22 — chart 94180
94180 10Ed. 08/28/10 LAST NM 11/22 13/22 Delete Depth 9.4 meters 29°53.1′N 122°14.2′E Substitute Depth 8.1 meters for depth 11.3 meters 29°54.1′N 122°17.0′E and extend depth contour (10-meter) NE to enclose Add Depth 7.9 meters 29°53.4′N 122°14.2′E and extend depth contour (10-meter) N to enclose (17(632)17 Tianjin; CHN CH 13510)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 08/28/10
Reference information — always verify against official Notices to Mariners before navigation.