Chart correction 22/23 — chart 14848
★14848 60Ed. 10/01/18 LAST NM 21/23 22/23 (Left Panel) Delete Depth 29 feet 42°19′31.8″N 83°01′34.4″W Add Obstruction area "(exposed pipeline)" with blue tint [K40] 70 yards wide on centerline between 42°19′27.5″N 83°01′32.9″W 42°19′31.1″N 83°01′34.0″W Danger circle "Obstn (exposed pipeline)" [K40] 42°19′41.4″N 82°59′44.6″W Danger circle "Obstn (exposed pipeline)" [K40] 42°19′41.8″N 82°59′35.6″W (NOS)
Source: NGA U.S. Notice to Mariners · edition: 60Ed. 10/01/18
Reference information — always verify against official Notices to Mariners before navigation.