Chart correction 25/21 — chart 502

★502 (INT 802) 2Ed. 7/23/83 LAST NM 52/20 25/21 Delete Superbuoy “46044” 36°42′N 122°23′W (20/21 CG11) ★11349 47Ed. 10/17 LAST NM 16/19 25/21 Delete Platform 29°24′12″N 92°22′23″W (17/21 CG8) ★11550 33Ed. 10/19 LAST NM 18/21 25/21 Relocate Buoy “21” from 35°04′33″N 76°01′07″W to 35°04′31″N 76°01′24″W Buoy “9C” from 35°08′52″N 76°00′36″W to 35°08′57″N 76°00′40″W (19/21 CG5) ★12204 39Ed. 6/18 LAST NM 19/21 25/21 Delete Light “1” 36°17′13″N 75°49′38″W Light “1” 36°17′37″N 75°51′28″W (19/21 CG5) ★12205 35Ed. 2/17 LAST NM 19/21 25/21 (Page B) Delete Light “1” 36°17′13″N 75°49′38″W Light “1” 36°17′37″N 75°51′28″W (19/21 CG5) ★13270 66Ed. 12/18 LAST NM 12/21 25/21 Add Buoy “A” Y, Fl Y 4s with legend “(Priv)” [Q130.6] 42°20′21.2″N 71°00′33.6″W (19/21 CG1) ★13272 55Ed. 10/19 LAST NM 12/21 25/21 Add Buoy “A” Y, Fl Y 4s with legend “(Priv)” [Q130.6] 42°20′21.2″N 71°00′33.6″W Buoy “B” Y, Fl Y 4s with legend “(Priv)” [Q130.6] 42°21′01.7″N 71°01′47.0″W (19/21 CG1)

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 7/23/83

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