Prediction of 137Cs-contaminated soil losses by erosion using USLE in the Abukuma River Basin, Japan

Carine J. Yi

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

    Abstract

    The 2011 Great East Japan Earthquake and tsunami triggered a significant nuclear power plant accident. Subsequent measurements of the concentration of cesium-137 (137Cs) showed that the litter and surface layers in the forest areas near the plant were significantly contaminated. This study applied the Universal Soil Loss Equation (USLE), which has been widely used to estimate soil losses from erosion, in the Abukuma River Basin. The greatest soil loss was predicted to be 1762.75 t • yr−1 • ha−1. To predict losses of 137Cs-contaminated soil, a 137Cs-soil transfer factor was applied in place of a crop factor, and it yielded an average contaminated-soil loss rate of 190.65 t • yr−1 • ha−1, whereas the standard USLE calculation yielded an estimated average soil loss rate of 184.14 t • yr−1 • ha−1. Higher soil losses were predicted in steeper areas west of the river. However, contaminated soil may be deposited along a comparatively flat area, such as that on the east side of the river.

    Original languageEnglish
    Title of host publicationModel Design and Simulation Analysis - 15th International Conference, AsiaSim 2015, Revised Selected Papers
    EditorsSyng Yup Ohn, Sung Do Chi
    PublisherSpringer Verlag
    Pages110-117
    Number of pages8
    ISBN (Print)9789811021572
    DOIs
    Publication statusPublished - 2016
    Event15th International Conference on Asia Simulation, AsiaSim 2015 - Jeju, Korea, Republic of
    Duration: 2015 Nov 42015 Nov 7

    Publication series

    NameCommunications in Computer and Information Science
    Volume603
    ISSN (Print)1865-0929

    Other

    Other15th International Conference on Asia Simulation, AsiaSim 2015
    Country/TerritoryKorea, Republic of
    CityJeju
    Period15/11/415/11/7

    Keywords

    • Abukuma river basin
    • Cesium-137
    • Fukushima Daiichi Nuclear Power Station explosion
    • USLE

    ASJC Scopus subject areas

    • Computer Science(all)
    • Mathematics(all)

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