Application of a spreadsheet hydrological model for computing the long-term water balance of Lake Awassa, Ethiopia

Hydrological Sciences Journal

Volumn 51, Issue 3, 2006, Pages 418-431

  Ayenew, Tenalem ^a   Gebreegziabher, Yemane ^b  

^a ADDIS ABABA UNIVERSITY   (Ethiopia)

^b UNIVERSITY OF TWENTE   (Netherlands)

Author keywords

Awassa; Ethiopian Rift; Lake hydrology; Modelling; Water balance; Water management

Indexed keywords

DISCHARGE (FLUID MECHANICS); EVAPORATION; FLOW MEASUREMENT; FLOW OF WATER; HYDRODYNAMICS; LAKES; PRECIPITATION (METEOROLOGY);

ETHIOPIAN RIFT; LAKE AWASSA; LAKE HYDROLOGY; SPREADSHEET HYDROLOGICAL MODEL; WATER BALANCE; WATER MANAGEMENT;

HYDROLOGY;

GROUNDWATER FLOW; HYDRODYNAMICS; HYDROLOGICAL MODELING; LAKE DYNAMICS; LAKE LEVEL; OUTFLOW; TECTONIC SETTING; WATER BUDGET;

AFRICA; EAST AFRICA; EAST AFRICAN RIFT; ETHIOPIA; ETHIOPIAN RIFT; LAKE AWASA; SUB-SAHARAN AFRICA;

EID: 33745026543     PISSN: 02626667     EISSN: None     Source Type: Journal    
DOI: 10.1623/hysj.51.3.418     Document Type: Article

References (33)

1. Ase, L. E., Sembo, K. & Syren, P. (1986) Studies of Lake Naivasha, Kenya, and its drainage area. Stockholms Universitet Naturgeografiska Institutionen. Forskningssrapport 63, ISSN 0346-7406.
2. Armstrong. F. M. (2002) Water balance of the southern Kenya Rift valley lakes. MSc International Institute for Geo-Information Science and Earth Observation (ITC), Enschede, The Netherlands.
3. Ayenew, T. (2001) Numerical groundwater flow modelling of the Central Main Ethiopian Rift lakes basin. SINET: Ethiopian J. Sci. 24(2), 167-184.
4. Ayenew, T. (2002). Recent changes in the level of Lake Abiyata, central main Ethiopian Rift. Hydrol. Sci. J. 47(3), 493-503.
5. Ayenew, T. (2003) Environmental isotope-based integrated hydrogeological study of some Ethiopian Rift lakes. J. Radioanalytical Nuclear Chemistry 257(1), 11-16.
6. Ayenew, T. (2004a) Environmental implications of changes in the levels of lakes in the Ethiopian Rift since 1970. Regional Environ. Change 4, 192-204.
7. Ayenew, T. (2004b) Recent contrasting lake level changes in Ethiopia. In: Catchment Lake Research in Ethiopia (Proc. Int. Conf., Addis Ababa, Ethiopia, 10-12 November 2004).
8. Baxter, R. M., Prosser, M. V., Talling, J. F. & Wood, R. B. (1965) Stratification in tropical African lakes at moderate altitudes (510-520). Limnol. Oceanol. 10, 511-520.
9. Becht, R. & Harper, D. (2002) Towards an understanding of human impact upon the hydrology of Lake Naivasha, Kenya. Hydrobiologia 488(1/3), 1-11
10. Cannicci, G. & Almagif, F. (1947) Notizie sulla "facies" planctonica di alcumi laghi della Fossa Galla, Boll. Pesca Piscicoit. Idrobiol. 2, 54-77.
11. Chernet, T. (1982) Hydrogeologic map of the lakes region (with memo). Ethiopian Institute of Geological Survey [now Ethiopian Geological Survey], Addis Ababa, Ethiopia.
12. Darling, W. G., Berehanu, G. & Arusei, M. K. (1996) Lake-groundwater relationships and fluid-rock interaction in the African Rift valley: Isotopic evidence. J. African Earth Sci. 22, 423-431.
13. Dessie, T. & Tessema, Z. (2003) Hydrogeology and engineering geology of Awassa Lake Catchment. Geological Survey of Ethiopia, Addis Ababa, Ethiopia.
14. Di Paola, G. M. (1972) The Ethiopian Rift Valley (between 7°00′ and 8°40′ lat North). Bull. Vulcanologique 36, 517-560.
15. FAO (1984) Agroclimatological Data for Africa. Food and Agriculture Organization of the United Nations, Rome, Italy.
16. Freeze, R. A. & Cherry, J. A. (1979) Groundwater. Prentice-Hall, Englewood Cliffs, New Jersey, USA.
17. Geremew, Z. (2000) Engineering geological investigation and lake level changes in the Awassa basin. MSc Thesis, Dept of Geol. & Geophys., Addis Ababa Univ., Addis Ababa, Ethiopia.
18. Halcrow (1989) Masterplan for the Development of Surface Water Resources in Ten Awash Basins, vol. 6. Ministry of Water Resources, Addis Ababa, Ethiopia.
19. 13C composition of Lake Awassa, Ethiopia, during the last 6.5 ka. Quatern. Sci. Rev. 21, 2199-2211.
20. Legesse, D., Vallet-Coulomb, C. & Gasse, F. (2003) Hydrological response of a catchment to climate and land use changes in tropical Africa: case study of South Central Ethiopia. J. Hydrol. 275, 67-85.
21. Makin, M. J., Kingham, T. J., Waddams, A. E., Birchall, C. J. & Eavis, B. W. (1976) Prospects for irrigation development around Lake Ziway, Ethiopia. Land Res. Study Division, Ministry of Overseas Development, Tolworth, UK.
22. Nabide, I. K. (2002) Development of 3-D conceptual hydrogeological model for Lake Naivasha area based on the integration of geology, hydrochemistry, isotopic analysis, and boundary conditions. MSc Thesis, International Institute for Geo-Information Science and Earth Observation (ITC), The Netherlands.
23. Nidaw, D. (1996) Hydrogeology of Awassa area. MSc Thesis, Dept of Geol. & Geophys., Addis Ababa Univ., Addis Ababa, Ethiopia.
24. NUPI (1994) Awassa masterplan final report. National Urban Planning Institute, Addis Ababa, Ethiopia.
25. Oppong-Boateng, R. (2001) Assessment of groundwater for irrigation in the southern part of Lake Naivasha, Kenya. MSc Thesis, International Institute for Aerospace Survey and Earth Sciences, Enschede, The Netherlands.
26. Richardson, J. L. & Richardson, A. E. (1972) History of an African Rift lake and its climatic implications. Ecol. Monogr. 42, 499-534.
27. Telford, R. J. (2000) Diatom stratigraphies of takes Awassa and Tilo, Ethiopia: Holocene records of groundwater variability and climate change. PhD Thesis, University of Wales, UK.
28. Telford, R. J., Lamb, H. F. & Mohammed, M. U. (1999) Diatom-derived palaeoconductivity estimates for Lake Awassa, Ethiopia; evidence for pulsed inflows of saline groundwater. J. Paleolimnol. 21, 409-421.
29. UNDP (United Nations Development Programme) (1973) Investigation of geothermal resources for power development: Geology, geochemistry and hydrology of hot springs of the East African Rift System within Ethiopia (with maps). UNDP, New York, USA.
30. Woldegebriel, G., Aronson, J. L. & Walter, R. C. (1990) Geology, geochronology, and Rift basin development in central sector of the Main Ethiopian Rift. Geol. Soc. Am. Bull. 102, 439-458.
31. Wood, R. B. & Tailing J. F. (1988) Chemical and algal relationship in a salinity series of Ethiopian inland waters. Hydrobiologia 158, 29-67.
32. WWDSE (Water Works Design and Supervision Enterprise) (2001) The study of Lake Awassa level rise. Southern Nations Nationalities and Peoples Regional State. Water, Mines and Energy Resources Development Bureau. Unpublished report of the Water Works Design and Supervision Enterprise (main report volume II), Addis Ababa, Ethiopia.
33. Zanon, V. (1942) Diatomee dei Laghi Galla, (AOI). Atti della reale Accademie d'Italia. Memorie della classe di scienze, fisiche, matematiche e naturali 12, 431-570.