2021年玛多MS7.4地震前玉树地震台井水温异常特征

苏维刚 刘磊 袁伏全 赵玉红 孙玺皓

苏维刚,刘磊,袁伏全,赵玉红,孙玺皓. 2021. 2021年玛多MS7.4地震前玉树地震台井水温异常特征. 地震学报,43(3):392−396 doi: 10.11939/jass.20210085
引用本文: 苏维刚,刘磊,袁伏全,赵玉红,孙玺皓. 2021. 2021年玛多MS7.4地震前玉树地震台井水温异常特征. 地震学报,43(3):392−396 doi: 10.11939/jass.20210085
Su W G,Liu L,Yuan F Q,Zhao Y H,Sun X H. 2021. The anomaly characteristics of well water temperature in Yushu seismic station before the 2021 Maduo MS7.4 earthquake. Acta Seismologica Sinica,43(3):392−396 doi: 10.11939/jass.20210085
Citation: Su W G,Liu L,Yuan F Q,Zhao Y H,Sun X H. 2021. The anomaly characteristics of well water temperature in Yushu seismic station before the 2021 Maduo MS7.4 earthquake. Acta Seismologica Sinica43(3):392−396 doi: 10.11939/jass.20210085

2021年玛多MS7.4地震前玉树地震台井水温异常特征

doi: 10.11939/jass.20210085
基金项目: 中国地震局监测、预报、科研三结合课题(3JH-2021051)和中国地震局青海格尔木青藏高原内部地球动力学野外科学观测研究站专项课题“青藏高原岩石圈磁场特征分析”联合资助
详细信息
    通讯作者:

    苏维刚,e-mail:yangyuwan-su@163.com

  • 中图分类号: P315.72+3

The anomaly characteristics of well water temperature in Yushu seismic station before the 2021 Maduo MS7.4 earthquake

  • 图  1  研究区域地质构造

    Figure  1.  The geological structure of the studied area

    图  2  2021年玛多MS7.4地震前玉树地震台井水温整点值观测曲线

    Figure  2.  The observation curve of hourly well water temperature in Yushu seismic station before the 2021 Maduo MS7.4 earthquake

    图  3  2007—2017年玉树地震台井水温整点值观测曲线

    Figure  3.  The observation curves of hourly well water temperature in Yushu seismic station from 2007 to 2017

    图  4  2018年以来玉树地震台井水温整点值观测曲线

    Figure  4.  The observation curve of hourly well water temperature in Yushu seismic station since 2018

    图  5  玉树地震台对应于三次大地震的井水温异常整点值曲线

    Figure  5.  The anomalous hourly value curve of well water temperature in Yushu seismic station corresponding to the three major earthquakes

    表  1  2018年与2021年玉树地震台水样结果对比

    Table  1.   Comparison of water sample results in Yushu seismic station in the year 2018 and 2021

    样品编号各组分浓度/(mg·L−1
    Ca2+Mg2+Na+K+HCO3${\rm{SO} }_4^{2 - }$Cl
    2021年观测井51.3122.923.094.52354.133.712.15
    2021年饮用泉72.8827.1622.074.51423.139.482.45
    2018年观测井67.1624.2526.569.9134645.569.95
    2018年饮用泉75.2923.6822.8410.07340.549.99.73
    下载: 导出CSV

    表  2  玉树地震台井水温震例统计

    Table  2.   Earthquake case statistics of water temperature in Yushu seismic station

    序号异常起始时间异常形态异常幅度/℃持续时间/d井震距km对应地震
    12008-03-15突降—上升0.022186432008年3月21日于田MS7.3,2008年5月12日汶川MS8.0
    22010-01-19突降—上升0.02924462010年4月14日青海玉树MS7.1
    32021-03-15突降上升0.002 636202021年5月22日玛多MS7.4
    下载: 导出CSV
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出版历程
  • 收稿日期:  2021-05-26
  • 修回日期:  2021-05-30
  • 网络出版日期:  2021-06-29
  • 刊出日期:  2021-05-15

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