Chart correction N17/23 — chart 18442
18442 1Ed. 07/01/05 LAST NM N07/23 N17/23 Delete Depth 7 meters 48°54′02″N 123°35′36″W Add Depth 2.9 meters 48°55′41″N 123°35′44″W and extend depth contour (5-meter) N to enclose Depth 3.8 meters 48°54′02″N 123°35′34″W and extend depth contour (5-meter) NW to enclose Depth 3.5 meters 48°53′19″N 123°34′56″W and extend depth contour (5-meter) NE to enclose Depth 38 meters Wk [K26] 48°53′23″N 123°35′14″W Depth 4.3 meters Wk [K26] 48°55′21″N 123°35′25″W (2/23 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 1Ed. 07/01/05
Reference information — always verify against official Notices to Mariners before navigation.