Harold Denton
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Harold Ray Denton (24 February 1936 – 13 February 2017) was the Director of the
Office of Nuclear Reactor Regulation The Office of Nuclear Reactor Regulation, is a subordinate part of the United States Nuclear Regulatory Commission. The office should not be confused with the NRC's Nuclear Regulatory Research. The office's current director is William Dean. It ha ...
at the United States
Nuclear Regulatory Commission The Nuclear Regulatory Commission (NRC) is an independent agency of the United States government tasked with protecting public health and safety related to nuclear energy. Established by the Energy Reorganization Act of 1974, the NRC began operat ...
(USNRC) and is best known for his role as President Jimmy Carter's personal adviser for the Three Mile Island (TMI) accident. After graduating in 1958 with a Bachelor of Science in
nuclear engineering Nuclear engineering is the branch of engineering concerned with the application of breaking down atomic nuclei ( fission) or of combining atomic nuclei (fusion), or with the application of other sub-atomic processes based on the principles of n ...
from
North Carolina State University College of Engineering North Carolina State University's College of Engineering (CoE) is the flagship college of engineering in the state of North Carolina and the largest college at North Carolina State University in terms of enrollment, followed by CHASS, with 9 core d ...
, Denton first worked at
DuPont DuPont de Nemours, Inc., commonly shortened to DuPont, is an American multinational chemical company first formed in 1802 by French-American chemist and industrialist Éleuthère Irénée du Pont de Nemours. The company played a major role in ...
as an engineer for several years, before being hired by the
USNRC The Nuclear Regulatory Commission (NRC) is an independent agency of the United States government tasked with protecting public health and safety related to nuclear energy. Established by the Energy Reorganization Act of 1974, the NRC began operat ...
. After 10 years, he became the Director of the Office of Nuclear Reactor Regulation, a position he held until his retirement in 1998.


At Three Mile Island

In 1979, President Carter sent Denton to the
Three Mile Island 3 is a number, numeral, and glyph. 3, three, or III may also refer to: * AD 3, the third year of the AD era * 3 BC, the third year before the AD era * March, the third month Books * ''Three of Them'' (Russian: ', literally, "three"), a 1901 ...
nuclear power plant A nuclear power plant (NPP) is a thermal power station in which the heat source is a nuclear reactor. As is typical of thermal power stations, heat is used to generate steam that drives a steam turbine connected to a electric generator, generato ...
in Harrisburg, as his personal representative. The arrival of Denton seemed to immediately calm the frayed nerves of public officials and stem the anger of a frustrated
press corps The news media or news industry are forms of mass media that focus on delivering news to the general public or a target public. These include news agencies, print media (newspapers, news magazines), broadcast news (radio and television), and th ...
. As reporter Steve Liddick of WCMB radio explained to writer Mark Stephens, "Harold Denton was trusted because he looked like a regular, down-to-earth kind of guy. And people wanted someone to believe."Public Broadcasting Service (1999
"People & Events: Harold Denton"
''The American Experience: Meltdown at Three Mile Island''
It was Denton's task to inform Pennsylvania Governor
Dick Thornburgh Richard Lewis Thornburgh (July 16, 1932 – December 31, 2020) was an American lawyer, author, and Republican politician who served as the 41st governor of Pennsylvania from 1979 to 1987, and then as the United States attorney general fro ...
and the President about the discovery of a possibly explosive hydrogen bubble above the cooling water, at the top of the reactor pressure vessel. The debate over whether the bubble would mix with oxygen and set off an
explosion An explosion is a rapid expansion in volume associated with an extreme outward release of energy, usually with the generation of high temperatures and release of high-pressure gases. Supersonic explosions created by high explosives are known ...
, fueled speculation of a
meltdown Meltdown may refer to: Science and technology * Nuclear meltdown, a severe nuclear reactor accident * Meltdown (security vulnerability), affecting computer processors * Mutational meltdown, in population genetics Arts and entertainment Music * Me ...
. At the time of Carter's arrival Sunday morning on 1 April, whether the bubble would explode was still under debate. Denton informed the President of the risk just as he was preparing to enter the plant. "...I briefed the President on this bubble and the possibility of an explosive mixture and tried to give him the two sides that were out there, but we still didn't have single view on that," Denton recalled. Denton has won multiple awards for his contribution at Three Mile Island, including the James N. Landis Medal. In an interview with Dick Thornburgh concerning TMI, Thornburg said, " entonproved to be a genuine hero with respect to this event. He was a much needed source of information for those of us who had the ultimate responsibility for the safety of the people in the area and the quality of the environment."


Personal life

On 11 July 1959, he married Lucinda Vaden Oliver, and they subsequently had three children. In December 2011, he participated in a symposium sponsored by the Japanese Society of Mechanical Engineers in Tokyo. This included a visit to several reactor sites damaged by the 11 March earthquake and tsunami where restoration and enhanced safety counter measures are in progress. Denton died at his home in Knoxville, Tennessee from complications of
Alzheimer's disease Alzheimer's disease (AD) is a neurodegeneration, neurodegenerative disease that usually starts slowly and progressively worsens. It is the cause of 60–70% of cases of dementia. The most common early symptom is difficulty in short-term me ...
and chronic obstructive pulmonary disease, aged 80.


Notes


References

*Dick Thornburgh, "Where the Evidence Leads", University of Pittsburgh Press, Pittsburgh, PA, 2003. *J. Samuel Walker, "Three Mile Island", University of California Press, Berkeley, CA. 2004, *Alan K Simpson, "Right in the Old Gazoo", William Morrow and Company, New York, N. Y. 1997, pp 52, *Hebert, H. Josef (28 March 2004
25 years after Three Mile Island, nuclear industry still has demons"
''San Diego Union Tribune'' *Harold Denton, ''Three Mile Island: prologue or epilogue?'' Harper-Collins, New York, pp. 133–150, *Public Broadcasting Service (1999

''The American Experience: Meltdown at Three Mile Island'' *Public Broadcasting Service (1999

''The American Experience: Meltdown at Three Mile Island''


External links



{{DEFAULTSORT:Denton, Harold 1936 births 2017 deaths Energy engineers Nuclear Regulatory Commission officials People from Rocky Mount, North Carolina Deaths from dementia in Tennessee Deaths from Alzheimer's disease Respiratory disease deaths in Tennessee Deaths from chronic obstructive pulmonary disease