Prof. Okogbue Celestine O.

Department: Geology
Faculty: Physical Sciences
Designation : Professor
Email: cele.okogbue@unn.edu.ng
Phone: +2348035663929


Publications (Articles and Journals):

1. Okogbue, C.O. 1984: The geotechnical characteristics and stability of a spoil heap at a Southwestern Pennsylvania Coal Mine. Eng. Geol. 20: 325 - 341. 

2. Okogbue, C.O. 1985: Geologic factors in coal spoil stability, Nigerian Jour. Sci. and Technology 3 (1): 61 - 72. 

3. Okogbue, C.O. 1985: Evaluation of strength properties of mine spoil. Journal Mining and Geology 22: 89 - 95. 

4. Okogbue, C.O. and Abam, T.K.S. 1986: An analysis of stratigraphic control on river bank failure. Eng. Geol. 22: 231 - 245.

 5. Abam, T.K.S. and Okogbue, C.O. 1986: Construction and performance of river bank erosion protection structure in the Niger Delta. Bull Assoc. Eng. Geol. 23 (4): 499 - 506. 

6. Okogbue, C.O. 1986. Gully development and advance in a rain forest zone of Nigeria. Proc. 5th International Congress, Inter. Assoc. Eng. Geol. Buenos Aires, Argentina, pp. 1999 - 2010. 

7. Okogbue, C.O. 1986. An investigation of landslide problems in spoil piles in a strip coal mine area, West Virginia (USA). Eng. Geol. 22 (4): 317 - 333. 

8. Okogbue, C.O. 1986. Evaluation of the engineering quality of a gravel deposit - An example from West Lafayette Indiana (USA). Cahiers Geologues 106: 791 - 804. 

9. Okogbue, C.O. 1986. The physical and mechanical properties of laterite gravels from Southeastern Nigeria relative to their engineering performance. Jour. African Earth Sciences 5 (6): 659 - 664. 

10. Okogbue, C.O. and Onuoha, V.O. 1986. Environmental problems related to coal mining in the Enugu area. Proc. Nigerian Water and Sanitation Association (NIWASA) symposium, pp. 234 - 259.

11. Okogbue, C.O. 1987. Stability of waste spoils in an area strip mine - geological and geotechnical considerations. Earth Surface Processes and Land Forms, 12 (3): 289 - 300. 

12. Okogbue, C.O. and Uma, K.O. 1987. Performance of gully erosion control measures in Southeastern Nigeria. Proc. Inter. Symposium on Forest Hydrology and Watershed Management, Vancourver, Canada. International Association of Hydrological Sciences (IAHS) Publ. No. 167, pp. 163 - 172. 

13. Okogbue, C.O. 1987. A critical analysis of failure modes and analysis models in rock wastes with particular reference to spoil dumps. Proc. Int. Symposium on Eng. Geol. Environ. in Mountainous areas. Beijing, China, pp. 763 - 773. 

14. Okogbue, C.O. and Onuoha, V.O. 1987. Some aspects of the geotechnical properties of shales of the Mamu Formation in the Enugu area (Anambra State, Nigeria) and their implications on construction projects: Jour. Mining and Geol. 23: 53 - 62. 

15. Okogbue, C.O. and Uma, K.O. 1987. Problems of water supply in a groundwater-rich part of the tropical rain forest belt of Nigeria. In: S. Awadala and I.M. Noor (eds.) "Groundwater and the Environment." Proc. Int. Groundwater Conference, Kuala Lumpur, Malaysia, pp. D.31 - D.42.

16. Okogbue, C.O. 1988. A landslide in a quasi-stable slope. Eng. Geology 25: 69 - 82. 

17. Okogbue, C.O. and Uma, K.O. 1988. The impact of Geology on the performance of a bituminous-surface pavement - A case study from Southeastern Nigeria. Jour. African Earth Sciences, 7 (1): 257 - 264. 

18. Okogbue, C.O. 1988. Engineering practices in erosion control. In: Sagua, V.O., Enabor, E.E., Ofomata, G.E.K., Ologe, K.K., Oyebande, L. (eds.). “Ecological Disasters in Nigeria: Soil Erosion”. Proc. National Workshop on Ecological disasters, Owerri, Nigeria.Fed. Min. Sci. & Tech. Lagos pp. 295 - 307. 

19. Nwajide, C.S., Okogbue, C.O., and Umeji, A.C. 1988. Slump debris flows in the Akovolwo mountains area of Benue State, Nigeria. Natural Hazards, 1: 145 - 154. 

20. Uma, K.O. and Okogbue, C.O. 1988. Surface water/Groundwater interaction and water quality deterioration in parts of the humid regions of Nigeria. Proc. Int. Symposium on Interaction between groundwater and surface water.(P. Dahlblon and G. Lindh (eds.) Sigma Tiyek Publ. Lund, Sweden. pp. 413 - 425.

21. Okogbue, C.O. 1988. Hydrology and chemical characteristics of surface and groundwater resources of the Okigwe area and environs. In: Ofoegbu, C.O. (ed.) "Groundwater and Mineral resources of Nigeria." Earth Evolution Science Monograph Series Friedr.Vieweg.Sohn.Wieabaden pp. 3 - 16.

22. Okogbue, C.O. and Ezechi, J.I. 1988. Geotechnical characteristics of soils susceptible to severe gullying in Eastern Nigeria. Bull. Int. Assoc. Eng. Geol. 38: 111 - 119. 23. 

24. Okogbue, C.O. 1989. Predicting landslides caused by rainstorms in residual/colluvial soils of Nigeria hillside slopes. Natural Hazards. 2: 133 - 141. 

25. Okogbue, C.O. 1989. Stability analysis of a slip-debris flow in the Ogbajala hills of Benue State, Nigeria. Natural Hazards 2: 143 - 151. 

26. Okogbue, C.O. 1989. An analysis of erosional processes along a river bank in the Niger Delta and its implications on control measures.Proc. 23rd Congress Int. Assoc. Hydraulic Research, Ottawa, Canada, pp. B.215 - B.224.

27. Okogbue, C.O. 1989. Landslides in Nigeria - extent, awareness, social and economic impacts. In: E. Brabb and B. Harrod (eds.) "Landslides: Extent and Economic Significance." Proc. 26th Int. Geol. Congress, Washington D.C., Balkema Publ. Netherlands, pp. 239 - 246. 

28. Okogbue, C.O. 1989. Geotechnical and environmental problems of the Niger Delta. Bull. Int. Assoc. Eng. Geol. 40: 119 - 126. 

29. Okogbue, C.O. and Agbo, J.U. 1989. Evidence of downward displacement theory in natural groundwater recharge. Water Resources 2: 143 - 146. 

30. Ezechi, J.I. and Okogbue, C.O. 1989. A genetic classification of gullies in Eastern Nigeria and its implications on control measures. Jour. African Earth Sciences, 9(3/4): 711 - 718. 

31. Ezeigbo, H.I. and Okogbue, C.O. 1990. Problems of water resources management in Umuahia and environs, Imo State, Nigeria. Proc. 6th Int. Congress Int. Assoc. Eng. Geol. Amsterdam, Balkema Publ. Netherland, pp. 1357 - 1362. 

32. Okogbue, C.O. 1990. Expansive clays in engineering construction: a review of practices. Jour. Mining and Geology. 26 (1): 85 - 96. 

33. Ezeajugh, C.L. and Okogbue, C.O. 1990. Preliminary studies of groundwater quality variations in Anambra State, Nigeria and their possible relation to Geology. Proc. 6th Int. Congr., Int. Assoc. Eng. Geol., Amsterdam, Balkema Publ. Netherlands, pp. 1347 - 1356. 

34. Okogbue, C.O. and Agbo, J.U. 1990. Gully erosion resulting from anthropogenic-hydrological modifications: case of the Opi-Ugwogo-Abakpa Nike Road, Anambra State, Nigeria. In: Sininger, R.O. and Monbaron, N. (eds.). "Hydrology in Mountainous Regions, Vol. 2; "Artificial Reservoirs, Water and Slopes."Proc. Int. Conf. Water Resources in Mountainous Regions, Lausanne Switzerland, Int. Assoc. Hydro. Sci. (IAHS) Publ. No. 194, pp. 407 - 415. 

35. Ezechi, J.I. and Okogbue, C.O. 1990. An engineering geological study of gullying in some Tertiary Formations of Southeastern Nigeria.Giornale di Geologia, 52(1/2): 231 - 241. 

36. Okogbue, C.O. and Ezeajugh, C.L. 1991. The potentials of Nigerian coal-reject as a construction material. Engr. Geol. 30(3/4): 337 - 356. 

37. Okogbue, C.O. 1992. An appraisal of landslides in Southern Nigeria. In: Freeth, S.J., Onuoha, K.M. and Ofoegbu, C.O. (eds.). "Natural hazards in West and Central Africa."Earth Evolution Science Monograph Series, Frieder-Vieweg.SohnWieabaden, pp. 137 - 147. 

38. Okogbue, C.O. 1992. The 1988 Nanka landslide, Anambra State, Nigeria, Bull. Int. Assoc. Eng. Geol. 46: 79 - 87. 39. Abam, T.K.S. and Okogbue, C.O. 1993. Utilization of marginal lands for construction in the Niger Delta. Bull. Int. Assoc. Eng. Geol 48: 5 - 14. 

40. Uduji, E.R., Okogbue, C.O. and Onyeobi, T.U.S. 1994. Geotechnical properties of soils derived from the Awgu and Mamu Formations in the Awgu-Okigwe areas of Southeastern Nigeria and their relations to engineering problems. Jour. Mining and Geology 30(1): 117 - 123. 

41. Okogbue, C.O. 1994. Classification and distribution of recent historic landslides in Southern Nigeria. Eng. Geol. 37:263 - 270.

 42. Okogbue, C.O. 1995. Permeability of stratified sands.Geotechnical and Geological Engineering.13:157 - 168. 43. Okogbue, C.O. and Ifedigbo, O.T. 1995. Engineering properties and slope stability of road cuttings along the Enugu-Onitsha express road, Southeastern Nigeria. Bull. Int. Assoc. Eng. Geol. 52: 85 - 93. 

44. Abam, T.K.S and Okogbue, C.O. 1995. Recessional mechanisms of channel banks in the Niger Delta. Jour. Mining and Geology, 31: 175-182. 

45. Abam, T.K.S. and Okogbue, C.O. 1997. The cone penetrometer and soil characterisation in the Deltas. Jour. Mining and Geology, 33(1): 15-24. 

46. Okogbue, C.O. and Onyeobi, T.U.S. 1999. Potential of marble dust to stabilize red tropical soils for road construction. Eng. Geol. 53: 371- 380 

47. Okogbue, C.O. and Yakubu, J.A. 1999. A review on problem soils in engineering construction: Jour. Mining and Geol. 35(2): 237- 252 

48. Okogbue, C.O. and Yakubu, J.A. 2000. Limestone ash waste as a substitute for lime in soil improvement for engineering construction. Bull.. Eng. Geol. and the Environ. 58: 107 - 113. 

49. Obi, G. C., Okogbue, C. O. and Nwajide, C.S. 2001. Evolution of the Enugu Cuesta: a tectonically driven erosional process. Global Jour. Pure and Applied Sci. 7(2): 321 - 330. 

50. Igwe, O and Okogbue, C. 2001. Landslide on a quasi-stable slope: Isuikwuato landslide, Nigeria. Nihon JisuberiGakkaiKenkyuHappyokaiKoenshu 40:163-166.

 51. Obi, G. C. and Okogbue, C. O. 2004. Sedimentary response to tectonism in the Campanian-Maastrichtian succession, Anambra Basin, Southeastern Nigeria. Jour. African Earth Sci., 38: 99-108.

 52. Mamah, L.I., Okogbue, C.O. and Onuoha, K.M. 2006. Inversion tectonics of the Benue Trough. Global Jour. Pure & Applied Sci. 3 (2): 163 – 167.

 53. Okogbue, C.O. and Ochulor, O. H. 2006. Potential of cement stabilized coal- reject as a construction material. Bull. Eng. Geol. and Environ: 66: 143- 151. 

54. Okogbue, C.O. 2006. Hydro-and engineering geology factors in gully erosion and landslides in Southeastern Nigeria. Proc. Workshop on Gully Erosion and Landslides in Southeastern Nigeria and control measures.Awka, Anambra state.Nigerian Geological Survey Agency occasional paper No 12.69-94.

55. Okogbue, C.O. 2007 Stabilization of clay using wood-ash. Ame. Soc. Civil Eng.(ASCE) Jour. Materials in Civil Eng. (JMCE) 19 (1): 14 -18 

56. Ofoma, A.E., Okogbue, C.O., Amobi, J.O. and Nwankwoala, H.O. 2008. Determination of mineral composition of reservoirs using crossplots and implications on reservoir properties: A case study of the Cretaceous reservoirs of the Anambra Basin, Southeastern Nigeria. Inter. Jour. Petroleum Sci. & Tech. 2(1): 

57. Ofoma, A. E, Otoghile, C. Okogbue, C.O., Mamah, L.I., and Amobi, J.O. 2008. Petrophyscical evaluation of reservoirs: Examples from exploratory oil wells drilled in the Anambra Basin, Southeastern Nigeria, Proc. Nigerian Assoc. Pet. Expl. (NAPE) Bull. 

58. Okogbue, C.O. and Ene, E. 2008. Geochemical and geotechnical characteristics and the potential for use in drilling mud, of some clay bodies in Southeastern Nigeria.Jour. Min Geol 44(2) 121- 130.

59. Ene, E and Okogbue, C.O. 2009. Some basic geotechnical properties of expansive soil modified using pyroclastic dust, EngGeol.107(1):61-65. 

60. Ene, G.E.andOkogbue, C.O. 2009 Geo-engineering characteristics and behavior of coal- reject stabilized with raw-meal. Jour.Civil Eng. and Practice 6(2):34-39. 

61. Egbu, O.C.,Obi,G.C.,Okogbue,C.O.,Mode,A.W.2009.Ichnofacies and reservoir properties of shoreline deposits in the coastal swamp of the Niger Delta. Proc. Ame. Assoc. Petrol. Geol. (AAPG) Int. Conf. & Exhibition, Capetown, South Africa, Oct. 26-29, 2008. Search and Discovery Article No 40412, 2009. 

62. Okogbue, C.O and Aghamelu,O.P. 2010. Comparism of the geotechnical properties of crushed shales from Southteastern Nigeria. Bull.Eng. Geol. Environ.69(4):587-597.

 63. Okeke, O. C. and Okogbue, C. O 2010, Effects of lime-stabilization on geotechnical properties of an expansive soil from Abakiliki Basin (Lower Benue Trough), Southeastern Nigeria. Inter. Jour. Environ. Sci. 6(1): 139-145. 

64. Ofoma, A.E, Chiaghanam, O.I., Okogbue, C.O., Mamah, L.I. and Amobi, J.O. 2010. Gas Production Index (GPI) evaluation of some Cretaceous reservoirs in the Anambra Basin, Southeastern Nigeria. Global Jour. Pure and Applied Sci. 16(2): 227-246. 

65. Okeke, O.C. and Okogbue, C.O., 2010, Distribution and geotechnical properties of expansive soils in parts of southeastern Nigeria. Jour. Mining and Geol. 46(1): 13-31. 

66. Mamah, L. Okogbue, C., Alo, G. and Aweto, K., 2010. Static shift parameter and signal to noise ratio as a means of characterizing geophysical soundings: the case of Ezimo Coal Field, Benue Trough Nigeria. The Pacific Jour. Sci and Tech. 11(1): 1-11. 

67. Okeke, O. C. and Okogbue, C. O, 2011, Shales: A review of their classifications, properties and importance to the petroleum industry. Global Jour. Geol. Sci.9(1): 55-73 

68. Okogbue, C. O., Nweke, O. M. and Aghamelu, O. P., 2011, Performance of beneficiated clays from Southeastern Nigeria as drilling mud. Proc. 1st International conference on clays and clay minerals in Africa and 2nd International conference on Geophagia in Southern Africa ( 1st ICCCM & 2nd ICGSA), Bloemfontein 19 – 21 October 2011: 47-59.

 69. Okoro, A.U., Onuoha, K.M. and Okogbue, C.O 2011. Oscillatory ripples, evaluation of ancient wave climates and epiorogeny in the Anambra basin and the Afikpo sub-basin, Southeastern Nigeria. Global Jour. Geol. Sci. 9(1): 11-17. 

70. Aghamelu,P.A.and Okogbue,C.O.2011. Geotechnical Assessment of road failures in the Abakaliki area, southeastern Nigeria. Int. Jour.Civil& Environ. Eng.11(2):12-24. 

71. Okogbue, C.O., Ugwoke, A.O and Ene, G.E., 2011. Potential of raw-meal to stabilize Southeastern Nigeria coal-reject.Geotech. Geol. Eng. 29(4): 245-249. DOI 10.1007/s10706-011-9402-4.

72. Okogbue, C.O., Iloabachie, D.E. and Igwe, O. 2011. Environmental implications of sewage disposal methods in Enugu metropolis, southeastern Nigeria.Proc. 5th Afric.Regionals Conf. on Sustainable Development. 5(7): 144-154. 

73. Okogbue, C.O., Omonona, O.V. and Aghamelu, O.P. 2012. Qualitative assessment of groundwater from Egbe-Mopa Basement Complex area, Northcentral Nigeria.Env. Earth Sci. 67(4):1067-1083 (DOI) 10.1007/s 12665-012-1552-z. 

74. Ene, G.E. and Okogbue, C.O. 2012. Occurrence and industrial properties of some barite deposits in the Abakaliki Basin, Southeastern Nigeria. Natural Resources Research 21(3):347-357 (DOI) 10.1007/s 11053-012-9179-z .

75. Ene, G.E., Okogbue, C.O. and Dim, C.I.P. 2012. Structural styles and economic potentials of some barite deposits in the Southern Benue Trough, Nigeria.Romanian Jour. of Earth Sci. 86(1): 27 – 40.

 76. Okogbue, C.O. and Ugwoke, T.S. 2012. Inferring hydrocarbon migration and sealing potentials of some shales of the Anambra Basin (south-eastern Nigeria) from their paragenesis and geotechnical index properties. Geotech. Geol. Eng., 30(5):1249-1260 DOI 10.1007/s10706-012-9538-x:.

77. Okoro, A. U., Okogbue, C. O., Nwajide, C.S. and Onuigbo, E.N. 2012. Provenance and paleogeography of the Nkporo Formation (Late Campanian – Early Maastrichtian) in the Afikpo Sub-Basin, Southeastern Nigeria. European Jour. of Sci. Research, 88 (3): 346-364. 

78. Okogbue, C.O. and Omonona, O.V. 2013. Groundwater potentials of Egbe-Mopa basement area Central Nigeria. Hydrological Sciences Jour.58(4):1-15. 

79. Aghamelu, O. P and Okogbue, C.O. 2013. Some geological considerations and durability analysis on the use of crushed pyroclastics from Abakaliki (Southeastern Nigeria) as concrete aggregate. Geotech. Geol. Eng. 31(2): 699-711. DOI10.1007/s10706-013-9619-5.

80. Okogbue, C.O. and Ukpai, S.N. 2013. Geochemical evaluation of groundwater quality in Abakaliki area, southeast Nigeria”. Jordan Jour. Environ. Earth Sci. 5(1): 1-8 

81. Okogbue, C.O. and Ukpai, S.N. 2013. Evaluation of trace elements contents in groundwater in Abakaliki metropolis and around the abandoned mine sites in the southern part, Southeastern Nigeria. Environ. Earth Sci. 70: 3351-3362 DOI 10.1007/s12665-013-2401-4. 

82. Okogbue, C.O. and Aghamelu, O. P. 2013. Performance of pyroclastic rocks from Abakaliki Metropolis (Southeastern Nigeria) in road construction projects. Bull. Eng. Geol.Env. 72(3-4):433-446. DOI: 1007/s 10064-013-0489-0. 

83. Omonona, O.V. Onwuka, S.O. and Okogbue, C.O. 2013. Characterization of groundwater quality in three settlement areas of Enugu metropolis, southeastern Nigeria, using multivariate analysis. Environ. Monitoring Asses. 186(2):651-664.DOI:10.1007/s10661-013-3405-y. 

84. Mamah, L., Nwafor, C.G., Omada, J.I., Akpa, F. and Okogbue, C.O. 2014. Coal resource evaluation and models: A case study from parts of Okobo and Enjema in Kogi state within the Lower Coal Measures of Mamu Formation, Nigeria. Inter. Jour. Scientific Tech. Research. 3(4) 108-115. 

85. Omonoma, V.O., Okogbue, C.O. Isreal, G.O., Ayuba, R. and Akpah, F.A. 2014. Hydrochemical characteristics of groundwater of a coastal aquifer in Southsouth Nigeria.Advances in Applied Sci. Research. 5(6): 77-90. 

86. Okogbue, C.O. 2014. Soil erosion in Nigeria and its challenges. Proc. 2nd inter. Conference on flood and erosion: prevention, protection and mitigation. Rivers State University of Sc. and Tech., Port-Harcourt, Nigeria.476-492.

87. Ene, G.E. Davie, C.T. and Okogbue, C.O. 2015. Numerical Analysis of the Influence of Tunnel Dimensions on Stress and Deformation Around Tunnels in Rocks. Engineering Geology for Society and Territory-Volume 6, 453-458.

88. Ene ,G.E,Davie ,C.T,andOkogbuo,C.O. 2015. Construction and performance of Geo-Engineering structures for combating Gully Erosion in South Eastern Nigeria .Engineering Geology for society and Territory –volume 2,857-864

. 89. Ugwoke, T.A.S. and Okogbue, C.O. 2015. Effect of Petrogenesis on the Suitability of Some Pelitic Rocks as Construction Aggregates in the Tropics.Engineering Geology for Society and Territory-Volume 6, 27-30.

90. Aghamelu, O.P. and Okogbue, C.O. 2015. Usability of Pyroclastic Rocks as Construction Materials; Example from Nigeria.Engineering Geology for Society and Territory-Volume 5, 1259-1262.

 91. Aghamelu,O.P and Okogbue ,C.O, 2015.Characterization of some clays from Nigeria for their use in drilling mud .Applied Clay Science 116-117:158-166 doi:10.1016/j clay 2015.08.025 

92. Okeke,O.C, Okogbue,C.O, Imasuen,O.I, Aghamelu,O.P, .2015. Engineering behavior of cement –treated expansive subgrade soils from Awgu, South-Eastern Nigeria. Civil and environ research 7(6):1-11 

93. Aleke,C.G. Okogbue,C.O, Aghamelu,O.P, Nnaji N.J. 2015. Hydrogeological potential and qualitative assessment of groundwater from the Ajali sandstone at ninth mile area, Southeastern Nigeria .Environ. Earth Sci. 

94. Okogbue,C.O and Ugwoke,T.A.S. 2015. Influence of petrogenesis on suitability of some pelitic rocks as construction aggregates in Southeastern Nigeria. Geotech and Geological Eng.DOI :10.1007/S1076-015-9908-2.




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