Walter B. Parker Act, which was signed into law in 1980 by U.S. President Jimmy Carter. On March 24, 1989, the Exxon Valdez oil tanker struck Bligh Reef in Prince William Sound, spilling an estimated 260,000 to 750,000 barrels of crude oil. The Exxon Valdez oil spill was a major environmental disaster for the state. Governor Steve Cowper, who held office at the time of the spill, appointed Walter Parker as the chairman of the Alaska Oil Spill Commission in 1989. The Alaska Oil Spill Commission was created by the Alaska state government to investigate the causes of the Exxon Valdez oil spill.
Exxon Valdez steel were removed and replaced that July, totaling US$30 million of repairs to the tanker. Its single-hull design remained unaltered. The Exxon Valdez spill occurred under President George H. W. Bush, whose EPA Administrator William K. Reilly played a significant role in mobilizing presidential support for action to contain and clean up the spill. Litigation was filed on behalf of 38,000 litigants. In 1994, a jury awarded plaintiffs US $287 million in compensatory damages and US $5 billion in punitive damages. Exxon appealed and the Ninth Circuit Court reduced the punitive damages to US $2.5 billion. Exxon then appealed the