Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania

Assessment of public exposure to background radiation was performed in Manyoni, Tanzania to address public concerns following the discovery of uranium deposits in their neighborhoods. Results show that the highest concentrations of radionuclides are 112, 95 and 463 Bq.kg-1 for 226Ra, 232Th and 40K,...

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Main Author: Shovi Sawe
Format: Article
Language:English
Published: Brazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR) 2023-08-01
Series:Brazilian Journal of Radiation Sciences
Subjects:
Online Access:https://bjrs.org.br/revista/index.php/REVISTA/article/view/2274
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author Shovi Sawe
author_facet Shovi Sawe
author_sort Shovi Sawe
collection DOAJ
description Assessment of public exposure to background radiation was performed in Manyoni, Tanzania to address public concerns following the discovery of uranium deposits in their neighborhoods. Results show that the highest concentrations of radionuclides are 112, 95 and 463 Bq.kg-1 for 226Ra, 232Th and 40K, respectively. The highest annual effective dose to the public is 2.91 mSv.y-1 with a mean value of 1.29 mSv.y-1. Authorities may use these results to address public concerns as well as the baseline information. Further investigations on public exposures in Manyoni are recommended.
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spelling doaj-art-502d14948a574a97b6f57ddf0177dd422025-08-20T02:39:04ZengBrazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR)Brazilian Journal of Radiation Sciences2319-06122023-08-01113011710.15392/2319-0612.2023.22741896Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central TanzaniaShovi Sawe0Tanzania Atomic Energy CommissionAssessment of public exposure to background radiation was performed in Manyoni, Tanzania to address public concerns following the discovery of uranium deposits in their neighborhoods. Results show that the highest concentrations of radionuclides are 112, 95 and 463 Bq.kg-1 for 226Ra, 232Th and 40K, respectively. The highest annual effective dose to the public is 2.91 mSv.y-1 with a mean value of 1.29 mSv.y-1. Authorities may use these results to address public concerns as well as the baseline information. Further investigations on public exposures in Manyoni are recommended.https://bjrs.org.br/revista/index.php/REVISTA/article/view/2274natural radioactivitypublic exposuremanyonitanzania
spellingShingle Shovi Sawe
Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
Brazilian Journal of Radiation Sciences
natural radioactivity
public exposure
manyoni
tanzania
title Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
title_full Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
title_fullStr Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
title_full_unstemmed Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
title_short Public Exposure to Natural Radioactivity Near Uranium Deposits in Manyoni Area, Central Tanzania
title_sort public exposure to natural radioactivity near uranium deposits in manyoni area central tanzania
topic natural radioactivity
public exposure
manyoni
tanzania
url https://bjrs.org.br/revista/index.php/REVISTA/article/view/2274
work_keys_str_mv AT shovisawe publicexposuretonaturalradioactivitynearuraniumdepositsinmanyoniareacentraltanzania