Chart correction N36/21 — chart 94216
94216 9Ed. 8/4/12 LAST NM N34/21 N36/21 Add Buoy “W242” BuY, pillar, cross topmark, Al Iso BuY 3s [Q130.7] 31°07′17″N 122°15′41″E Buoy “W241” BuY, pillar, cross topmark, Al Iso BuY 3s [Q130.7] 31°06′47″N 122°16′31″E (24(815)21 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 8/4/12
Reference information — always verify against official Notices to Mariners before navigation.