Natural radioactivity of Pamir mineral waters (Tajikistan)

In the present article, radon and uranium concentrations of nineteen occurrences of mineral waters of Pamir are considered in conjunction with geological conditions and physical and chemical characteristics. The results of uranium and radon determinations were compared with the data of chemical and...

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Main Authors: Chelnokov George, Lavrushin Vasilii, Kharitonova Natalia, Pavlov Andrey
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/23/e3sconf_aees2025_02013.pdf
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author Chelnokov George
Lavrushin Vasilii
Kharitonova Natalia
Pavlov Andrey
author_facet Chelnokov George
Lavrushin Vasilii
Kharitonova Natalia
Pavlov Andrey
author_sort Chelnokov George
collection DOAJ
description In the present article, radon and uranium concentrations of nineteen occurrences of mineral waters of Pamir are considered in conjunction with geological conditions and physical and chemical characteristics. The results of uranium and radon determinations were compared with the data of chemical and isotopic analyses of waters and gases. Obtained data indicate that thermal water of Pamir are weakly radioactive (222Rn < 130 Bq/l) and contain uranium concentrations not exceeding the norms for drinking water (U<15 μg/l). The altitude of the mineral springs above sea level, as well as the uranium and δ18O content of the waters, were shown to be connected with the 222Rn activity concentrations. This agrees well with previous isotopic data showing that the waters and gases of the Pamirs have a weak connection with the deep horizons of the Earth's crust. Therefore, the primary source of radon in the water circulation zone is rock minerals; radon transfer by deep gases in the Pamir structures is insignificant. Although low levels of 222Rn in Pamir's mineral water are unsuitable for balneological uses, natural items with similar characteristics can be included to forecast earthquakes and observe the current state of the geological environment.
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publishDate 2025-01-01
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spelling doaj-art-7b49a1c6b8ed4ce0bae63d5e70a4a9252025-08-20T03:08:47ZengEDP SciencesE3S Web of Conferences2267-12422025-01-016230201310.1051/e3sconf/202562302013e3sconf_aees2025_02013Natural radioactivity of Pamir mineral waters (Tajikistan)Chelnokov George0Lavrushin Vasilii1Kharitonova Natalia2Pavlov Andrey3Geological Institute Russian Academy of SciencesGeological Institute Russian Academy of SciencesLomonosov Moscow State UniversityGeological Institute Russian Academy of SciencesIn the present article, radon and uranium concentrations of nineteen occurrences of mineral waters of Pamir are considered in conjunction with geological conditions and physical and chemical characteristics. The results of uranium and radon determinations were compared with the data of chemical and isotopic analyses of waters and gases. Obtained data indicate that thermal water of Pamir are weakly radioactive (222Rn < 130 Bq/l) and contain uranium concentrations not exceeding the norms for drinking water (U<15 μg/l). The altitude of the mineral springs above sea level, as well as the uranium and δ18O content of the waters, were shown to be connected with the 222Rn activity concentrations. This agrees well with previous isotopic data showing that the waters and gases of the Pamirs have a weak connection with the deep horizons of the Earth's crust. Therefore, the primary source of radon in the water circulation zone is rock minerals; radon transfer by deep gases in the Pamir structures is insignificant. Although low levels of 222Rn in Pamir's mineral water are unsuitable for balneological uses, natural items with similar characteristics can be included to forecast earthquakes and observe the current state of the geological environment.https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/23/e3sconf_aees2025_02013.pdf
spellingShingle Chelnokov George
Lavrushin Vasilii
Kharitonova Natalia
Pavlov Andrey
Natural radioactivity of Pamir mineral waters (Tajikistan)
E3S Web of Conferences
title Natural radioactivity of Pamir mineral waters (Tajikistan)
title_full Natural radioactivity of Pamir mineral waters (Tajikistan)
title_fullStr Natural radioactivity of Pamir mineral waters (Tajikistan)
title_full_unstemmed Natural radioactivity of Pamir mineral waters (Tajikistan)
title_short Natural radioactivity of Pamir mineral waters (Tajikistan)
title_sort natural radioactivity of pamir mineral waters tajikistan
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2025/23/e3sconf_aees2025_02013.pdf
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AT lavrushinvasilii naturalradioactivityofpamirmineralwaterstajikistan
AT kharitonovanatalia naturalradioactivityofpamirmineralwaterstajikistan
AT pavlovandrey naturalradioactivityofpamirmineralwaterstajikistan