Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications

The Bureau of Ocean Energy Management (BOEM) is responsible for managing the development of US Outer Continental Shelf (OCS) energy and mineral resources. Because oil spills may occur from offshore oil and gas activities, BOEM conducts oil spill risk analysis (OSRA) prior to oil and gas lease sales....

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Main Authors: Zhen-Gang Ji, Zhen Li, Walter Johnson, Guillermo Auad
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/9/2/195
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author Zhen-Gang Ji
Zhen Li
Walter Johnson
Guillermo Auad
author_facet Zhen-Gang Ji
Zhen Li
Walter Johnson
Guillermo Auad
author_sort Zhen-Gang Ji
collection DOAJ
description The Bureau of Ocean Energy Management (BOEM) is responsible for managing the development of US Outer Continental Shelf (OCS) energy and mineral resources. Because oil spills may occur from offshore oil and gas activities, BOEM conducts oil spill risk analysis (OSRA) prior to oil and gas lease sales. Since the 1970s, BOEM has developed and applied the OSRA model to evaluate the risk of potential oil spills to environmental resources. This paper summarizes some of the OSRA model progress and applications in the past decade: (1) calculation of the risk of catastrophic oil spills (with a volume over one million barrels), which concludes that the return period of a catastrophic oil spill in OCS areas is estimated to be 165 years; (2) a more efficient way to estimate the probability of oil spill contact to environmental resources in the Gulf of Mexico; (3) weathering calculations in OSRA, which enhances the accuracy of the OSRA model results; and (4) application of OSRA to the Ixtoc I oil spill as an example of how the OSRA model simulates large oil spills for oil spill preparedness and response.
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spelling doaj.art-e5c5614061fc4c2a9ab93ac9d1efae312023-12-11T16:51:49ZengMDPI AGJournal of Marine Science and Engineering2077-13122021-02-019219510.3390/jmse9020195Progress of the Oil Spill Risk Analysis (OSRA) Model and Its ApplicationsZhen-Gang Ji0Zhen Li1Walter Johnson2Guillermo Auad3Bureau of Ocean Energy Management, Office of Environmental Programs, Sterling, VA 20166, USABureau of Ocean Energy Management, Office of Environmental Programs, Sterling, VA 20166, USABureau of Ocean Energy Management, Office of Environmental Programs, Sterling, VA 20166, USABureau of Ocean Energy Management, Office of Environmental Programs, Sterling, VA 20166, USAThe Bureau of Ocean Energy Management (BOEM) is responsible for managing the development of US Outer Continental Shelf (OCS) energy and mineral resources. Because oil spills may occur from offshore oil and gas activities, BOEM conducts oil spill risk analysis (OSRA) prior to oil and gas lease sales. Since the 1970s, BOEM has developed and applied the OSRA model to evaluate the risk of potential oil spills to environmental resources. This paper summarizes some of the OSRA model progress and applications in the past decade: (1) calculation of the risk of catastrophic oil spills (with a volume over one million barrels), which concludes that the return period of a catastrophic oil spill in OCS areas is estimated to be 165 years; (2) a more efficient way to estimate the probability of oil spill contact to environmental resources in the Gulf of Mexico; (3) weathering calculations in OSRA, which enhances the accuracy of the OSRA model results; and (4) application of OSRA to the Ixtoc I oil spill as an example of how the OSRA model simulates large oil spills for oil spill preparedness and response.https://www.mdpi.com/2077-1312/9/2/195oil spill risk analysisOSRA modelGulf of Mexicoextreme value theorycatastrophic oil spilloil weathering
spellingShingle Zhen-Gang Ji
Zhen Li
Walter Johnson
Guillermo Auad
Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
Journal of Marine Science and Engineering
oil spill risk analysis
OSRA model
Gulf of Mexico
extreme value theory
catastrophic oil spill
oil weathering
title Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
title_full Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
title_fullStr Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
title_full_unstemmed Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
title_short Progress of the Oil Spill Risk Analysis (OSRA) Model and Its Applications
title_sort progress of the oil spill risk analysis osra model and its applications
topic oil spill risk analysis
OSRA model
Gulf of Mexico
extreme value theory
catastrophic oil spill
oil weathering
url https://www.mdpi.com/2077-1312/9/2/195
work_keys_str_mv AT zhengangji progressoftheoilspillriskanalysisosramodelanditsapplications
AT zhenli progressoftheoilspillriskanalysisosramodelanditsapplications
AT walterjohnson progressoftheoilspillriskanalysisosramodelanditsapplications
AT guillermoauad progressoftheoilspillriskanalysisosramodelanditsapplications