A geospatial assessment of the risk of groundwater contamination from oil spill in Niger Delta, Nigeria

Ajibola R. Oyebamiji*, Mohammad A. Hoque, Malcolm Whitworth

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

As a result of bunkering, accidents and equipment failure, oil spills are common in many oil-producing regions. In the Niger Delta, majority of these spills (~70%) are caused by oil theft, illegal tampering with oil pipelines and/or artisanal refining rather than regular operational procedures and equipment failures by licensed oil companies. Here, we integrate and analyze various open-source geospatial data to assess the risk of groundwater contamination triggered by approximately 850 oil spills that occurred from 2007 to 2021. Some of these open data sources include oil spill data from Nigerian agency responsible online (National Oil Spill Detection and Response Agency, NOSDRA). For the first time, we employ a source-pathway-receptor (S-P-R) model to evaluate this risk in the oil prolific Niger Delta on a regional scale. Our resulting risk map demonstrates three main classes of risk profiles in the region, namely low, moderate and high-risk zones; and further reveals groundwater contamination risk hotspots that were not previously known.

Original languageEnglish
Title of host publicationRecent Advances in Environmental Science from the Euro-Mediterranean and Surrounding Regions (4th Edition) - Proceedings of 4th Euro-Mediterranean Conference for Environmental Integration EMCEI-4, 2022
EditorsMohamed Ksibi, Arturo Sousa, Olfa Hentati, Haroun Chenchouni, José Lopes Velho, Abdelazim Negm, Jesús Rodrigo-Comino, Riheb Hadji, Sudip Chakraborty, Achraf Ghorbal
PublisherSpringer Nature
Pages779-783
Number of pages5
ISBN (Electronic)9783031519048
ISBN (Print)9783031519031
DOIs
Publication statusPublished - 18 Jul 2024
Event4th Euro-Mediterranean Conference for Environmental Integration, EMCEI 2022 - Sousse, Tunisia
Duration: 1 Nov 20224 Nov 2022

Publication series

NameAdvances in Science, Technology and Innovation
ISSN (Print)2522-8714
ISSN (Electronic)2522-8722

Conference

Conference4th Euro-Mediterranean Conference for Environmental Integration, EMCEI 2022
Country/TerritoryTunisia
CitySousse
Period1/11/224/11/22

Keywords

  • Geospatial assessment
  • Niger Delta
  • Oil spill
  • Source-pathway-receptor

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