Integration of geophysical methods for groundwater exploration in hard rock areas

285 Pages·2017·24.66 MB·English

Loughborough University
Institutional Repository
Integration of geophysical
methods for groundwater
exploration in hard rock
areas : application to Alla
Valley, Eritrea, NE Africa
ThisitemwassubmittedtoLoughboroughUniversity’sInstitutionalRepository
by the/an author.
Additional Information:
• A Doctoral Thesis. Submitted in partial fulfilment of the requirements
for the award of Doctor of Philosophy of Loughborough University.
Metadata Record: https://dspace.lboro.ac.uk/2134/12616
Publisher: (cid:13)c Bereket Mebrahtu Derie
Please cite the published version.
This item was submitted to Loughborough University as a PhD thesis by the
author and is made available in the Institutional Repository
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conditions.

For the full text of this licence, please go to:
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Integration of Geophysical Methods
For Groundwater Exploration
In Hard Rock Areas
Application to AllaValley, Eritrea, NE Africa
Bereket Mebrahtu Derie
Submitted in Partial Fulfillment ofthe Requiremeuts for the Award of
Doctor of Philosophy in Geophysics
February, 2011
Integration of Geophysical Methods
.. For Groundwater Exploration
In Hard Rock Areas:
Application to AlIa Valley, Eritrea, NE Africa
Bereket Mebrahtu Derie
Submitted in Partial Fulfillment of the Requirements for the Award of
Doctor of Philosophy in Geophysics
February, 2011
Copyright ©2011 Bereket Mebrahtu Derie
All Rights Reserved
I certify that I have read this dissertation and that in my opinion it is fully adequate, in
scope and quality, as a dissertation for the degree of Doctor ofPhiIosophy.
Graham Sander (Ph.D.) (principal Advisor)
I certify that I have read this dissertation and that in my opinion it is fully adequate, in
scope and quality, as a dissertation for the degree of Doctor ofPhiIosophy.
Neil Dixon (Ph.D.) (principal Advisor)
I certify that I have read this dissertation and that in my opinion it is fully adequate, in
scope and quality, as a dissertation for the degree of Doctor ofPhiIosophy.
Andrew Wheatley (Ph.D.) (Research Administrator)
Approved for the University on Graduate Studies:
TO -.:. -
My beloved late sister Azeb Mebrahtu Derie
ACKNOWLEDGEMENTS
My greatest appreciation goes to my advisors Professor. Graham Sander, Professor.
Neil Dixon, Prof. Wheatley and Dr. Viswanatham for their valuable support with the success
of my Ph.D. research. Their patient and continuous support, honest and constructive
comments and expert advice have helped me reach where 1 am now. 1 thank Dr. Graham and
his family for their hospitality during my stay in England.
My special thanks go to Water Resources Department (WRD) of the Government of
Eritrea, UNICEF and USAlD Eritrean offices. I also thank Dr. Robert Shanewise and Helen
Shanewise for their special encouragement and financial support during the most difficult
time of my research.
I would like to acknowledge the special support and understanding of the Ministry of
Land, Water and Environment. My special thanks goes to H.E. Minister Weldemichael
Gebremariam and his secretary Ms. Saba., the ministry's finance and administration staff Mr.
Kiflom Debessay (Bashay), Ms. Almaz, Mr. Asfaha and the others without whose support
my research would not be successful.
I greatly appreciate the encouragement and technical support of WRD past and
present staff. My special thanks goes to Mr. Gebremichael Hagos, Mr. Mogos, Mr. Mebrahtu
Eyassu, Mr. Tesfamichael Keleta, Mr. Michael Negash, Mr. Tecle Yemane, Ms. Freweini,
Mr. Asmelash, Mr. Mihiretab, Mr. Abraham (Geologist), Mr. Semere (Geologist), Mr.
Yassin (Geologist), Ms. Mebrat (Water Lab), Mr. Alexander Mebrahtu, Ms. Milite, Ms.
Letensae, Mr. Mebrahtu (Driver), and all other WRD staff for their unreserved help in
providing valuable data and technical support.
The patience, understanding, encouragement and curiosity of the staff members of the
Geophysics Division within the Department of Water Resources has a special place in my
heart. Their hard working and positive attitudes were my greatest support during the difficult
times of my research. I wish them all success in their lives. Mr. Anghsom Oqbe, Mr. Henok
Nigusse, Mr. Fissiha Kif\emariam, Mr. Efrem Yohannes, and Mr. Yonas share all the fruits
ofthe successful completion of this research, in particular.
Dr. Yemane Zecharias, Dr. Seife Berhe and Dr. Steve Drury deserve special thanks
for their consistent interest and support for my research. Their honest comments and
suggestions were most valuable for the success of my research. Their intention of helping the
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