Chart correction 40/21 — chart 21338

21338 5Ed. 2/12/11 LAST NM 16/21 40/21 Delete Buoy “4” 20°39′15.4″N 105°14′40.4″W (15(170)21 (SM) Mexico, D.F.)

Source: NGA U.S. Notice to Mariners · edition: 5Ed. 2/12/11

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