[1]HU Xiaojing,FU Hong,LI Tao,et al.Study on Co-seismic Response and Prediction Significance of Groundwater Level in the Dazhai Well[J].Journal of Seismological Research,2020,43(02):340-347.
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Journal of Seismological Research[ISSN 1000-0666/CN 53-1062/P] Volume:
43
Number of periods:
2020 02
Page number:
340-347
Column:
Public date:
2020-06-10
- Title:
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Study on Co-seismic Response and Prediction Significance of Groundwater Level in the Dazhai Well
- Author(s):
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HU Xiaojing; FU Hong; LI Tao; LI Qiong
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(Yunnan Earthquake Agency,Kunming 650224,Yunnan,China)
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- Keywords:
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co-seismic response; aquifer permeability; earthquake prediction; Dazhai well in Pu’er
- CLC:
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P315.723
- DOI:
-
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- Abstract:
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In this paper,we studied the commonalities and differences of the co-seismic responses recorded in the water level of the Pu’er well,analyzed the relationship between the change in the earthquake recording ability of the observation well and the subsequent earthquakes,and discussed the response of the aquifer permeability to regional tectonic activity.The results show that,when there were some significant differences in co-seismic response amplitude from the statistical relationship and the maximum amplitude of the waveform,there was a certain correlation with subsequent seismicity in the area.The phase-lag changed from negative to positive,while the permeability of the observation wellbore aquifer changed,which also had certain correlation with the seismicity or other fluid observations in the area.It showes that the changes in co-seismic response and aquifer permeability can be used as parameters for judging regional structure and seismic activity.