On Monday, the 751-foot Liberian-flagged coal carrier W Sapphire erupted in an explosion while departing Baltimore’s CSX Curtis Bay terminal, bound for Mauritius. The blast, which occurred near the Francis Scott Key Bridge demolition site, was quickly contained thanks to coordinated efforts by the Baltimore Fire Department, tugboats, and the U.S. Coast Guard. All 23 crew members are safe, and the vessel was stabilized and moved to a safe anchorage pending investigation.

The incident highlights the persistent dangers of coal as a maritime cargo, with risks of self-heating, methane gas buildup, and dust explosions still prevalent despite centuries of regulatory guidance. Industry experts stress the need for rigorous monitoring under the IMSBC Code, especially for U.S. East Coast coal shipments known to emit high levels of methane.

The explosion comes as Baltimore continues to recover from the Dali-bridge disaster, and raises urgent questions about port safety, fire response, and the city’s ongoing lack of a Vessel Traffic Service (VTS)—a critical oversight system that remains unimplemented 17 months after the Key Bridge collapse. The absence of public hearings by the Coast Guard and NTSB further underscores the need for greater transparency and systemic safety improvements.