2004 Indian Ocean earthquake and tsunami and a network of sensors is needed to detect it. Setting up the communications infrastructure to issue timely warnings is an even bigger problem, particularly in a relatively impoverished part of the world. Tsunamis are more frequent in the Pacific Ocean than in other oceans because of earthquakes in the "Ring of Fire". Although the extreme western edge of the Ring of Fire extends into the Indian Ocean (the point where the earthquake struck), no warning system exists in that ocean. Tsunamis there are relatively rare despite earthquakes being relatively frequent in Indonesia. The last major tsunami was caused by
Ocean City, Maryland Police services in Ocean City is provided by the Ocean City Police Department, which consists of 105 full-time officers and between 100 and 110 seasonal officers. Fire protection in Ocean City is provided by the Ocean City Fire Department, which consists of over 200 volunteer members and over 100 career members. Ocean City's elections are non-partisan. Ocean City has only a single major north−south thoroughfare, Maryland Route 528, known as the Coastal Highway for most of its length, and as Philadelphia Avenue at its southern end. MD 528 continues north into Delaware as Delaware Route 1. Between S. 1st Street