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Titel |
MODELING THE MECHANISMS OF WATER RECHARGE OF THE RASCHE SPRING BY USING OF TRITIUM SIMULATIONS SUPPORTED BY THE T(^3He) METHOD |
VerfasserIn |
Elena Anovska-Jovcheva, Kiril Lisichkov, Kosta Anovski, Takuya Matsumoto, Pradeep Aggarwal, Albrecht Leis, Eftim Micevski, Todor Anovski |
Konferenz |
EGU General Assembly 2013
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Medientyp |
Artikel
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Sprache |
Englisch
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Digitales Dokument |
PDF |
Erschienen |
In: GRA - Volume 15 (2013) |
Datensatznummer |
250074712
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Zusammenfassung |
In addition to the relevant geological, hydro-geological and hydro-meteorological data, the
distribution of the Environmental isotopes, O-18/O-16, H-2/H-1 and Tritium concentrations
in the local hydrological cycle (precipitation, surface, ground and Spring waters), have been
observed and analyzed, all in order to determine the mechanism of recharge of the
Rashce Spring, main supplier with potable water of the Skopje City, Republic of
Macedonia. Although the Tritium content into the precipitation is approaching
the natural level 4-10 TU, it still can be used as an efficient tool in hydrological
investigations and in particularly, for the observed hydro systems where historical Tritium
data are available. The obtained so far results, by creating computer model, offered
determination of the volume of the groundwater aquifer that is feeding the Rashce
Spring, receiving a figure of 4,683x109m3with a MRT = 27 years. These results
were confirmed by T ( 3He )dating and noble gas data,as well, giving an additional
possibility to estimate the vulnerability and better conservation of the investigated Spring
waters.
Acknowledgement:
Authors are expressing their thankfulness to the Municipality of Skopje and to the IAEA
(International Atomic Energy Agency), for their appreciated support of the performed
research. |
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