[1]
|
Water Research Institute, “Borehole Yield Map of Gha- na,” Water Research Institute, Accra, 1994.
|
[2]
|
S. Dapaah-Siakwan and P. Gyau-Boakye, “Hydro- chemical Framework and Borehole Yields in Ghana,” Journal of Hydrology, Vol. 8, 2000, pp. 845-852.
|
[3]
|
N. S. Rao, “Seasonal Variation of Groundwater Quality in a Part of Guntur District, Andhra Pradesh,” En- vironmental Geology, Vol. 49, No. 3, 2006, pp. 413-429.
doi:10.1007/s00254-005-0089-9
|
[4]
|
T. Helstrup, N. O. J?rgensen and B. Banoeng-Yakubo, “Investigation of Hydrochemical Characteristics of Grou- ndwater from the Cretaceous-Eocene Limestone Aquifer in Southern Ghana and Southern Togo Using Hierarchical Cluster Analysis,” Journal of Hydrology, Vol. 15, No. 5, 2007, pp. 977-989. doi:10.1007/s10040-007-0165-1
|
[5]
|
W. M. Edmunds and P. Shand, “Groundwater Baseline Quality,” In: W. M. Edmunds and P. Shand, Eds., Natural Groundwater Quality, Blackwell Publishing Ltd., Malden, 2008, pp. 1-21.
|
[6]
|
C. Kendal, J. J. McDonnell, “Isotope Tracers in Catchment Hydrology,” USGS. Elsevier Science B.V., Amsterdam, 1998.
|
[7]
|
K. Didane, L. Bouchaou, Y. Hsissou and M. Krimissa, “Hydrochemical and Isotopic Characteristics of Grou- ndwater in the Souss Upstream Basin, Southwestern Morocco,” Journal of African Earth Sciences, Vol. 36, No. 4, 2003, pp. 315-327. doi:10.1016/S0899-5362(03)00050-2
|
[8]
|
H. Suk and K. K. Lee, “Characterization of Hydrochemi- cal System through Multivariate Analysis: Clustering into Zones,” Groundwater, Vol. 37, No. 3, 1999, pp. 358-366.
doi:10.1111/j.1745-6584.1999.tb01112.x
|
[9]
|
F. Sanchez-Martos, R. Jimenez-Espinosa and A. Pulido- -Bosch, “Mapping Groundwater Quality Variables Using PCA and Geostatistics: A Case Study of Bajo Andrax, Southeastern Spain,” Hydrological Science, Vol. 46, No. 2, 2001, pp. 227-242. doi:10.1080/02626660109492818
|
[10]
|
M. Demile, S. Wohnlich, F. Wisotzky and B. Gizaw, “Groundwater Recharge, Flow and Hydrogeochemical Evolution in a Complex Volcanic Aquifer System, Cen- tral Ethiopia,” Hydrogeology Journal, Vol. 15, No. 6, 2007, pp.1169-1181. doi:10.1007/s10040-007-0163-3
|
[11]
|
Y. Wang, T. Ma and Z. Luo, “Geostatistical and Geochemical Analysis of Surface Water Leakage into Groundwater on Regional Scale: A Case Study in the Liulin Karst System, Northwestern China,” Hydrogeology Journal, Vol. 246, No. 1-4, 2001, pp. 223-234.
|
[12]
|
K. L. Locksey and M. E. Cox, “Statistical and Hydrochemical Methods to Compare Basalt and Basement Ro- ck-Hosted Groundwaters: Atheron Tablelands, Northeastern Australia,” Environmental Geology, Vol. 43, No. 6, 2003, pp. 698-713.
|
[13]
|
W. D. Alberto, D. M. del Pilar, A. M. Valeria, P. S. Fabiana, H. A. Cecilia and B. des los Angles, “Patterns Recognition Techniques for the Evaluation of Spatial and Temporal Variations in Water Quality, a Case Study: Suquia River Basin (Cordoba-Argentina),” Water Re- sources, Vol. 35, No. 12, 2001, pp. 2881-2894.
doi:10.1016/S0043-1354(00)00592-3
|
[14]
|
B. Helena, R. Pardo, M. Vega, E. Barrado, J. M. Fernandez and L. Fernandez, “Temporal Evolution of Gro- undwater Composition in an Alluvial Aquifer (Pissuerga River, Spain) by Principal Component Analysis,” Water Resources, Vol. 34, No. 3, 2000, pp. 807-816.
doi:10.1016/S0043-1354(99)00225-0
|
[15]
|
H. G. Pereira, S. Renca and J. Sataiva, “A Case Study on Geochemical Anomaly Identification through Principal Component Analysis Supplementary Projection,” Applied Geochemistry, Vol. 18, No. 1, 2003, pp. 37-44.
doi:10.1016/S0883-2927(02)00099-9
|
[16]
|
N. Consult, “Rapid Environmental Assessment and Action Planning of Densu River Basin in Ghana,” A Consulting Report, A United Nations Center for Human Settlements (Habitat) and Water Resources Commission of Ghana Funded, Accra, March 2001.
|
[17]
|
K. B. Dickson and G. Benneh, “A New Geography of Ghana,” Longman Group UK Limited, Harlow, 1998, pp. 27-52.
|
[18]
|
N. R. Junner, “Gold in the Gold Coast,” Gold Coast Geological Survey, Vol. 4, 1935, p. 67.
|
[19]
|
N. R. Junner, “Geology of the Gold Coast and Western Togoland. Geological,” Survey Bulletin, Vol. 16, No. 11, 1940, pp. 5-10.
|
[20]
|
A. Leube and W. Hirdes, “The Birimian Supergroup of Ghana—Depositional Environment, Structural Devel- opment and Conceptual Model of an Early Proterozoic Suite,” Rep. Arch. BGR, 99529, 1986, p. 260.
|
[21]
|
H. E. Gill, “A Groundwater Reconnaissance of the Republic of Ghana, with a Description of Geo Hydrologic Provinces,” Geological Survey Water-Supply Paper 1757- -K, Washington, 1969.
|
[22]
|
Water Research Institute, “Groundwater Resources Asse- ssment of Ghana,” Water Research Institute/Council for Scientific and Industrial Research, Accra, 1999.
|
[23]
|
P. K. Darko and J. Krásny, “Regional Transmissivity Distribution and Groundwater Potential in Hard Rocks of Ghana,” In: J. Krásny, Z. Hrkal and J. Bruthans, Eds., Groundwater in Fractured Rocks, Taylor & Francis, Boca Raton, 2003. pp. 45-46.
|
[24]
|
P. G. Cook, “A Guide to Regional Groundwater Flow in Fractured Rock Aquifers,” Seaview Press, Henley Beach, 2003.
|
[25]
|
Water Resources Research Institute, “Groundwater Asse- ssment: An element of integral Water Resources Mana- gement-The Case of the Densu River Basin,” 2003.
|
[26]
|
R. A. Freeze and J. A. Cherry, “Groundwater,” Prentice Hall, Englewood Cliffs, 1979.
|
[27]
|
S. Epstein and T. K. Mayeda, “Variations of 18O Content of Waters from Natural Sources,” Geochimica et Cos- mochimica Acta, Vol. 4, No. 5, 1953, pp. 213-224.
doi:10.1016/0016-7037(53)90051-9
|
[28]
|
M. L. Coleman, T. J. Shepherd, J. J. Durham, J. E. Rouse and G. R. Moore, “Reduction of Water with Zinc for Hydrogen Isotope Analysis,” Analytical Chemistry, Vol. 54, No. 6, 1982, pp. 993-995. doi:10.1021/ac00243a035
|
[29]
|
T. B. Coplen, “Normalization of Oxygen and Hydrogen Isotope Data,” Chemical Geology, Vol. 72, 1988, pp. 293-297.
|
[30]
|
C. Güler, G. D. Thyne, E. J. McCray and A. K. Turner, “Evaluation of Graphical and Multivariate Statistical Methods for Classification of Water Chemistry Data,” Hydrogeology Journal, Vol. 10, No. 4, 2002, pp. 455-474. doi:10.1007/s10040-002-0196-6
|
[31]
|
C. E. Brown, “Applied Multivariate Statistics in Geohy- drology and Related Sciences,” Springer, Berlin, 1998, p. 248.
|
[32]
|
J. H. Ward, “Hierarchical Groupings to Optimize an Objective Function,” Journal of American Statistical Association, Vol 58, No. 301, 1963, pp. 236-244.
|
[33]
|
B. A. Helena, M. Vega, E. Barrado, R. Pardo and L. Fernandez, “A Case of Hydrochemical Characterization of Alluvial Aquifer Influenced by Human Activities,” Water Air and Soil Pollution, Vol. 112, No. 3-4, 1999, pp. 365-387.
|
[34]
|
R. P. Ashley and J. W. Lloyd, “An Example of the Use of Factor Analysis and Cluster Analysis in Groundwater Chemistry Interpretation,”Journal of Hydrology, Vol. 39, No. 3-4, 1978, pp. 335-364.
|
[35]
|
S. X. Meng and J. B. Maynard, “Use of Statistical Analysis to Formulate Conceptual Models of Geoche- mical Behavior: Water Chemical Data from the Botucatu Aquifer in S?o Paulo State, Brazil,”Journal of Hydrology, Vol. 250, No. 1-4, 2001, pp. 78-97.
|
[36]
|
R. E. Williams, “Statistical Identification of Hydraulic Connections between the Surface of a Mountain and Internal Mineralized Sources,” Ground Water, Vol. 20, No. 4, 1982, pp. 466-478.
doi:10.1111/j.1745-6584.1982.tb02767.x
|
[37]
|
J.-H. Kim, R.-H. Kim, J. Lee, T.-J. Cheong, B.-W. Yum and H.-W. Chang, “Multivariate Ststistical Analysis to Identify the Major Factors Governing Groundwater Quality in the Coastal Area of Kimje, South Korea,” Hydrological Sciences, Vol. 19, No. 6, 2005, pp. 1261- 1276. doi:10.1002/hyp.5565
|
[38]
|
C. Güler and G. D. Thyne “Hydrologic and Geologic Factors Controlling Surface and Groundwater Chemistry in Indian Wells-Owens Valley Area, Southern California, USA,”Journal of Hydrology, Vol. 285, No. 1-4, 2004, pp. 177-198.
|
[39]
|
R. A. Johnson and D. W. Wichern, “Applied Multivariate Statistical Analysis,” 3rd Edition, Prentice-Hall Inc., Englewood Cliffs,1992.
|
[40]
|
O. Vaseli, A. Buccianti, C. De Siena, N. Coradossi and M. Angelone, “Geochemical Characterisation of Ophiolitic Soils in a Temperate Climate; a Multivariate Statistical Approach,” Geoderma, Vol. 75, No. 1-2, 1997, pp. 117- 123.
|
[41]
|
S. Swanson, J. Bahr, M. Schwar and K. Potter, “Two- -Way Cluster Analysis of Geochemical Data to Constrain Spring Source Waters,” Chemical Geology, Vol. 179, No. 1-4, 2001, pp. 73-91.
|
[42]
|
J. Taboada, A. Vaamonle, A. Saavedra and L. Alejano, “Application of Geostatistical Techniques to Exploitation Planning in Slate Quarries,”Engineering Geology, Vol. 47, No. 3, 1997, pp. 269-277.
doi:10.1016/S0013-7952(97)00024-0
|
[43]
|
H. F. Kaiser, “An Index of Functional Simplicity,” Psy- chometrika, Band 39.S, 1974, pp. 31-36.
|
[44]
|
L. Plummer, J. Busby, R. Lee and B. Hanshaw, “Geochemical Modeling of the Madison Aquifer in Parts of Montana, Wyoming, and South Dakota,” Water Resource Research, Vol. 26, No. 9, 1990, pp. 1981-2014.
|
[45]
|
W. M. Edmunds and P. Smedley, “Residence Time Indi- cators in Groundwater: The East Midlands Triassic Sand- stone Aquifer,” Applied Geochemistry, Vol. 15, No. 6, 2000, pp. 737-752. doi:10.1016/j.jhydrol.2003.08.019
|
[46]
|
S. Adams, G. Tredoux, C. Harris, R. Titus and K. Pietersen, “Hydrochemical Characteristics of Aquifers near Sutherland in the Western Karoo, South Africa,” Journal of Hydrology, Vol. 241, No. 1-2, 2001, pp. 91-103.
|
[47]
|
A. L. Herczeg and T. E. Payne, “Recharge and Weathering Processes in Fractured Rock Aquifers in Northern Australia,” In: Y. Kharaka and A. E. Maest, Eds., Water-Rock Interaction, Balkema, Rotterdam, 1992, pp. 561-564.
|
[48]
|
T. Coplen, A. L. Herczeg and C. Barnes, “Isotope Engi- neering-Using Stable Isotopes of the Water Molecule to Solve Practical Problems,” In: P.G. Cook and A. L. Her- czeg, Eds., Environmental Tracers in Subsurface Hydro- logy, Kluwer Academic Pubs, Boston, 2000, pp. 79-110.
|
[49]
|
T. T. Akiti, “Geochemical and Isotopic Studies of Gro- undwater in Upper West Region of Ghana,” Unpublished Ph.D. Thesis, Universitié de Paris Sud, Paris, 1980.
|
[50]
|
I. I. Chebotarev, “Metamorphism of Neutral Water in the Crust of Weathering,” Geochemica et Cosmochimica Acta, Vol. 8, 1955, pp. 22-48, 137-170, 192-212.
|