Chart correction 08/24 — chart 18640

★18640  27Ed.  10/01/15  LAST  NM  44/22  08/24 Delete Racon from buoy "SF"   37°45.0′N  122°41.6′W (2/24 CG11)

Source: NGA U.S. Notice to Mariners · edition: 27Ed. 10/01/15

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