🧭 Charting Authority Official Source · Verified Sep 18, 2026 NOAA Office of Coast Survey (Coast Pilot 3 & NOAA nautical charts) is the primary U.S. charting/publication authority for Baltimore approaches. 95% Confidence ✓ Confirm 💬 Comment
🧭 Pilotage Requirement Official Source · Verified Sep 18, 2026 Maryland law requires licensed pilots for foreign vessels and certain vessels in Maryland waters; local pilots (Association of Maryland Pilots) available 24/7. 94% Confidence ✓ Confirm 💬 Comment
🧭 Tide And Waterlevel Station Official Source · Verified Sep 18, 2026 NOAA CO‑OPS station 8574680 (Baltimore, Fort McHenry) provides official tide and water level predictions for the Patapsco/Baltimore Harbor area. 93% Confidence ✓ Confirm 💬 Comment
🧭 Authorized Channel Dimensions Official Source · Verified Sep 18, 2026 USACE authorized/maintains main approach channels to Fort McHenry at ~50 ft depth, nominally 700–800 ft width (Craighill/Fort McHenry/Curtis Bay branches). 92% Confidence ✓ Confirm 💬 Comment
🧭 Entrance Marks And Shoals Official Source · Verified Sep 18, 2026 Approach to Patapsco/Baltimore marked by Craighill Channel/Entrance, Craighill range lights and Seven Foot Knoll Light; maintained channel follows marked ranges. 91% Confidence ✓ Confirm 💬 Comment
🧭 Uscg Notices And Cotp Authority Official Source · Verified Sep 18, 2026 USCG Captain of the Port (Maryland-NCR) issues Local/Broadcast Notices (BNMs/LNMs) and may establish limited-access channels or safety zones for Baltimore approaches. 90% Confidence ✓ Confirm 💬 Comment
🧭 Anchorage Areas And Restrictions Official Source · Verified Sep 18, 2026 Anchorage grounds in the Patapsco/Baltimore are defined (Coast Pilot/33 CFR §110.158); anchoring time limits and COTP permission rules apply. 90% Confidence ✓ Confirm 💬 Comment
🧭 Current Channel Status Example Official Source · Verified Sep 18, 2026 Maryland Port Administration bulletin: Fort McHenry Channel reopened to full width and depth (MDOT MPA bulletin dated Jun 11, 2024). 88% Confidence ✓ Confirm 💬 Comment