How did the Exxon Valdez oil spill occur?

The cause of the incident was investigated by the National Transportation Safety Board, which identified the four following factors as contributing to the grounding of the vessel:





1. The third mate failed to properly maneuver the vessel, possibly due to fatigue and excessive workload.[citation needed]


2. The master failed to provide navigation watch, possibly due to impairment under the influence of alcohol.


3. Exxon Shipping Company failed to supervise the master and provide a rested and sufficient crew for the Exxon Valdez.


4. The United States Coast Guard failed to provide an effective vessel traffic system.How did the Exxon Valdez oil spill occur?
The ship had left normal shipping lanes to avoid icebergs and hit a reef which tore a hole in it and allowed crude oil to escape. If you do a google search on Exxon Valdez you will find an extensive article in Wikipedia.How did the Exxon Valdez oil spill occur?
On Good Friday, March 24, 1989, 25 years after the 1964 Good Friday Earthquake, the Exxon Valdez oil tanker ran aground at Bligh Reef. The vessel spilled 10.8 million gallons of unrefined Alaskan crude oil into Prince William Sound, causing the largest oil spill in North American history.





No crude oil actually made it into the Port of Valdez, as Bligh Reef is about 25 miles south of the Port. However, winds and tides moved the floating crude oil further south into the Sound and onto beaches. Oil covered over 1200 miles of rocky beaches 鈥?the task of cleaning it up was a big one.

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