Chart correction N25/20 — chart 94218

94218 6Ed. 8/11/12 LAST NM N21/20 N25/20 Delete Purple tint area (traffic separation zone) between 31°25′02.5″N 121°31′07.0″E 31°23′16.8″N 121°34′50.6″E Note: Directional arrows remain (See N36/18) (CHN CH 13181)

Source: NGA U.S. Notice to Mariners · edition: 6Ed. 8/11/12

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