Chart correction N21/20 — chart 36018

36018 3Ed. 12/10/15 LAST NM N20/20 N21/20 Relocate Position circle “SS (Port Closure)” from 56°00.746′N 4°46.106′W to 56°00.766′N 4°46.066′W and add AIS [S17.1] Add AIS [S17.1] to position circle “(Port Closure) SS” 55°59.346′N 4°46.089′W (Plan A) Relocate Position circle “SS (Port Closure)” from 56°00.746′N 4°46.106′W to 56°00.766′N 4°46.066′W and add AIS [S17.1] (45(5724)19 Taunton)

Source: NGA U.S. Notice to Mariners · edition: 3Ed. 12/10/15

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