Chart correction 421 — chart 3635
Chart 3635 [ previous update 2434/23 ] WGS84 DATUM Insert ´ 38° 39´·62N., 9° 23´·40W. Replace depth, 255, with depth, 245 38° 40´·58N., 9° 25´·61W. Delete ÂLisboa 38° 40´·83N., 9° 24´·28W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.