Harwich Lifeboat Station is a Royal National Lifeboat Institution (RNLI) station located in the town of Harwich in the English county of Essex. The station is positioned on the southern side at the mouth of the River Orwell estuary. The station serves a particularly busy section of coastline with Harwich being a very busy ferry terminal. Across the estuary is the Port of Felixstowe which is the United Kingdom's busiest container port.