Chart correction N44/20 — chart 54161

54161 13Ed. 7/17/10 LAST NM N43/20 N44/20 Delete Danger circle “Obstn” (PA) 45°19′30″N 12°32′26″E Add Danger area “Obstn” [K40] enclosed by purple composite-line circle, radius 500 meters, centered 45°19′33″N 12°32′15″E (5(16)11 Genova; UKHO ARCS 1483-0)

Source: NGA U.S. Notice to Mariners · edition: 13Ed. 7/17/10

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