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Research

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    General

    Most recent

    September 2019. PRIMA: KARMA Karst Aquifer Resources availability and quality in the Mediterranean Area.​ Total Value: 86,000 Euros (2019-2022).

    March 2018. ACACIA WATERS: Testing of the applicability of Managed Aquifer Recharge on a pilot well site-Bekaa- Lebanon, part of the Project ‘Strengthening Lebanese Water and Agriculture Sector’ total value: 25,000 USD (2018-2019). ​

    September 2019. Munib and Angela Masri Institute of Energy and Natural Resources​ (MI) 

    CO2 Capturing and Sequestration in Lebanon – A Full Cycle Assessment and Optimization towards Minimizing the Country Emissions Footprint”​

    COMPLETED

    September 2014. PEER (USAID-National Science Foundation). Assessment of real evapotranspiration and recharge processes on two karst pilot groundwater catchments (Lebanon) using an integrated spatially distributed numerical model: Applications for water resources management purposes. Collaboration with Dr. Jason Gurdak (San Fransisco State University of, SFSU) Total value: 160,000 USD (2014-2017)- Abstract

     
     

    Dec 2013- Jan 2015. Managed Aquifer Recharge (MAR) as an integrated water resource management approach for preventing seawater intrusion.  Project collaboration with the Department of Civil Engineering (FEA); Research on groundwater artificial recharge and groundwater flow in the investigation area. Client: Deutsche Gesellschaft für Internationale Zusammenarbeit. ​

    June 2014. OGC/URB: Estimation of mean groundwater age using environmental tracers (CFC, SF6, 3H, and 3He) in two pilot catchment areas; a karst aquifer and a fractured sandstone aquifer in Lebanon. Total value: 20,000 USD (2014-2016)- Abstract

     
     

    June 2015. OGC/URE Extensive multi-tracer experiments to estimate transport parameters in two karst aquifer systems under different dynamic conditions: Application on Assal and Qachqouch catchment areas- Lebanon. Total value: 2,500 USD- Abstract​

    July 2015. Beirut and Mount Lebanon Water Establishment (EBML). Geology and Hydrogeology of the Ghadir Surface Water Catchment. Total Value: 21, 900 USD (July-September 2015)- Abstract 

    May 2013-Jan 2014. Stable Isotopic Variation (2H and 18O) in Groundwater of Major Springs in Lebanon- Assessing The Dominance Of Climatic Effects & Spring Recharge Elevation Using Stable Water Isotopes 
    Assessment of isotopic signatures (Oxygen and Deuterium) of about 40 selected springs in Lebanon from various hydrostratigraphic units, as well as the assessment of isotopic spring response following a precipitation event in the Jeita spring in order to estimate fast water component. Analysis of the chemical signatures of 40 selected springs (major ions)- ​Abstract



    Publications and Technical Reports

    PEER REVIEWED PUBLICATIONS

    1.        Koohbor B., Fahs, M., Hoteit, H., Doummar, J., Younes, A.,Belfort, B., An advanced discrete fracture model for variably saturated flow in fractured porous media. Accepted in Advances in Water Resources

    2.        Olarinoye T., Gleeson T., Marx V.,  Seeger S., Adinehvand R.,  Alloca V., Bartolome  B., Arfib B.,  Auler A.,  Binet S., Bittner D.,  Blatnik M.,  Bolger T.,  Chen Z.,  Coxon G.,  De Vita P., Doummar J., Fournier M.,  Goldscheider N.,  Gunn J.,   Guo F., Sanchez L.H. Howden N., Hunt B., Charlier JP.,  Jones G.,  Jourde H.,  Karmann I.,  Koit O.,  Ladouche B.,  Liu Z.,  Mazzilli N.,  Mudarra M., Parise M.,  Pu J.,  Ravbar N,  Sivelle V.,  Skoglund R.,  Stevanovic Z.,  Wood C.,  Worthington S.,  Hartmann A. World Karst Spring hydrograph (WoKaS) database for research and management of the world's fastest-flowing groundwater. Sci Data 7, 59 (2020). https://doi.org/10.1038/s41597-019-0346-5

    3.        Doummar J., Hassan Kassem A., and Gurdak J.J., 2018. Impact of historic and future climate on spring recharge and discharge based on an integrated numerical modelling approach: Application on a snow-governed semi-arid karst catchment area.  Journal of Hydrology. https://doi.org/10.1016/j.jhydrol.2018.08.062

    4.        Doummar, J., and Aoun, M. 2018. Assessment of the origin and transport of four selected emerging micropollutants sucralose, Acesulfame-K, gemfibrozil, and iohexol in a karst spring during a multi-event spring response. Journal of contaminant hydrology. DOI.org/10.1016/j.jconhyd.2018.06.003

    5.        Doummar, J., Margane A., Geyer T., and Sauter M. 2018. Assessment of key transport parameters in a karst system under different dynamic conditions based on tracer experiments: the Jeita karst system, Hydrogeology Journal. DOI: 10.1007/s10040-018-1754-x

    6.        Doummar, J., and Aoun, M. 2018. Occurrence of selected domestic and hospital emerging micropollutants on a rural surface water basin linked to a groundwater karst catchment. Journal of Environmental Sciences. pp. 77: 351. https://doi.org/10.1007/s12665-018-7536-x

    7.        Safi A., El-Fadel, M., Doummar, J.  Alameddine, I., Abou Najm, M. Synergy of climate change and local pressures on saltwater intrusion in coastal urban areas: Effective adaptation for policy planning". Submitted to Water International. v. 43/2- p 145-164

    8.        Doummar, J., Geyer, T., Baierl, M., Nödler, K., Licha, T., and Sauter, M., Carbamazepine breakthrough as indicator for specific vulnerability of karst prings: application on the Jeita spring, Lebanon. Applied Geochemistry, v. 47, 150-156

    9.        Doummar J., Sauter M., Geyer T., 2012. Simulation of flow processes in a large scale karst system with an integrated catchment model (Mike She) - Identification of relevant parameters influencing spring discharge. Journal of Hydrology, v. 426-427- p 112-123.

    10.     Doummar J., Massoud M., Khoury R., Khawlie M., 2009. Optimal water resources management: case of lower Litani River, Lebanon. Water Resources Management, v. 23 11- 2343-2360.

    Books:

    11.     Margane, A., Makki, I., Raad, R.,  Schuler, P., Abi Rizik, J., Doummar, J., Königer, P., Hahne K., Stoeckl, L. 2018. Hydrogeology of the Jeita Groundwater Catchment in Lebanon. Geologisches Jahrbuch Reihe B, Heft B 106. Schweizerbart Science Publishers, Stuttgart, Germany


    TECHNICAL REPORTS

    Doummar, J., Hajj Chehade, A., Al Sayegh, G., 2015. Geology and Hydrogeology of the Ghadir Surface Water Basin. Technical Study Report, Beirut and Mount Lebanon Water Authority (EBML), Beirut, Lebanon. American University of Beirut, Lebanon

    El-Fadel, M, Alameddine, I., Abou Najm, M., Doummar, J., Sadek, S., Najjar, S., and Harajli, M., 2014. Review of studies on the proposed Qaissamani dam. Technical review report, Municipality of Hammana, Lebanon. American University of Beirut, Lebanon

    El-Fadel, M., Doummar, J., Alameddine, I., Abou Najm, M., 2014. Managed Aquifer Recharge: IWRM for Preventing Seawater Intrusion in Hazmieh, Beirut – Lebanon. Technical report. German Society for International Cooperation (GIZ). American University of Beirut, Lebanon

    Geyer, T., and Doummar, J., 2013. Protection of the Jeita Spring: Bestimmung der mittleren Verweilzeit des Grundwassers im Einzugsgebiet der Jeita Quelle-Libanon. Special report. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Nödler, K., Geyer, T., and Sauter, M., 2012b. Protection of the Jeita Spring: Analysis of organic Micropollutants (2010-2011) in the Jeita spring catchment. Special report VII. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Geyer, T., and Sauter, M., 2012a. Protection of the Jeita Spring: Vulnerability mapping using the COP and EPIK Methods. Special report VI. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Margane, A., Geyer, T., and Sauter, M., 2011c. Protection of the Jeita Spring: Tracer tests analysis. Special report V. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Margane, A., Geyer, T., and Sauter, M., 2011b. Protection of the Jeita Spring: Tracer tests analysis. Special report IV. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Margane, A., Geyer, T., and Sauter, M., 2011a. Protection of the Jeita Spring: Tracer tests analysis. Special report III. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Margane, A., Geyer, T., and Sauter, M., 2010b. Protection of the Jeita Spring: Tracer tests analysis. Special report II. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen

    Doummar, J., Margane, A., Geyer, T., and Sauter, M., 2010a. Protection of the Jeita Spring: Tracer tests analysis. Special report I. Protection of the Jeita Spring. Applied Geosciences.  Georg August University, Göttingen


    International Conference Presentations

    1. Doummar J., Hassan Kassem A. Sensitivity Analysis of an Integrated Numerical Flow Model Output to Key Model Parameters Used in Common Qualitative Vulnerability Assessment Methods. EGU 2018 (European Geological Union), Vienna- Austria, 4-8 May. 2020.
    2. Doummar J. ElGhawi R. Applicability of managed aquifer recharge (MAR) in a well in an alluvial plain in a semi-arid region: An application on the Upper Litani Basin in Lebanon #303.IAH (International Association of Hydrogeologists), Malaga- Spain, 22-27 September. 2019.
    3. Gurdak, J.J., Doummar, J.,  Re,V.,Kenabatho, P., Banda, K., Advancing Groundwater Sustainability within the Water-Energy-Food-Climate Nexus: Transferring Knowledge between Developed and Developing Countries #232. IAH (International Association of Hydrogeologists), Malaga- Spain, 22-27 September. 2019.
    4. Dubois E, Doummar J., Pistre S, Larocque M. Calibration of a semi-distributed lumped model of a karst system using time series data analysis: the example of the Qachqouch karst spring. IAH (International Association of Hydrogeologists), Malaga- Spain, 22-27 September. 2019.
    5. Doummar J. Kassem A., Gurdak J.J. Impact of future climatic scenarios on spring discharge signals based on an integrated numerical modelling approach: Application on a snow-governed semi- arid karst catchment area. IAH (International Association of Hydrogeologists), Malaga- Spain, 22-27 September. 2019.
    6. Doummar J. Kassem A., Gurdak J.J. Impact of future climatic scenarios on spring discharge signals based on an integrated numerical modelling approach: Application on a snow-governed semi- arid karst catchment area. EGU 2018 (European Geological Union), Vienna- Austria, 8-13 Apr. 2018.
    7. Doummar J. Kassem A., Gurdak J.J. Impact of future climatic scenarios on spring discharge signals based on an integrated numerical modelling approach: Application on a snow-governed semi- arid karst catchment area. AGU 2017, New Orleans- USA, 12-16 Dec. 2017
    8. Doummar J. Kassem A., Quantitative assessment of key parameters in qualitative vulnerability methods applied in karst systems based on an integrated numerical modelling approach. EGU 2017 (European Geological Union), Vienna- Austria, 23-28 Apr. 2017.
    9. Doummar J. Aoun M., Artificial Sweeteners: Sucralose and Acesulfame-K; Emerging Pollutants Indicators of Specific Transport in Karst Systems: Application to Semi-Arid Regions.  Lebanon. IAH 2017 44th congress, Dubrovnik- Croatia, Sept. 2017 (oral presentation)
    10. Doummar J. Aoun M., Artificial Sweeteners: Sucralose and Acesulfame-K; Emerging Pollutants Indicators of Specific Transport in Karst Systems: Application to Semi-Arid Regions.  Lebanon. AGU 2016, San Francisco- USA, 12-16 Dec. 2016 (oral presentation)
    11. Doummar J. Assessment of vulnerability in karst aquifers using a quantitative integrated numerical model- catchment characterization and high resolution monitoring - Application to semi-arid regions- Lebanon. IAH 2016 43rd congress, Montpellier- France, 25-28 Sept. 2016
    12. Doummar J., Aoun Michel., Andari Fouad. Assessment of vulnerability in karst aquifers using a quantitative integrated numerical model- catchment characterization and high resolution monitoring - Application to semi-arid regions- Lebanon. EGU 2016 (European Geological Union), Vienna- Austria, 18-22 Apr. 2016.
    13. Doummar, J., Hamdan A. Estimation of transit times in a Kart Aquifer system using environmental tracers: Application on the Jeita Aquifer system-Lebanon. . EGU 2016 (European Geological Union), Vienna- Austria, 18-22 Apr. 2016.
    14. Hamdan A., Doummar, J. Estimation of transit times in a Kart Aquifer system using environmental tracers: Application on the Jeita Aquifer system-Lebanon. Palaeogroundwater from past and present glaciated areas. Tallinn- Estonia, 5-9 July 2015. 
    15. Rashid. G., El-Fadel, M., Alameddine, I., Abou Najm, M., Doummar, J. Impact of extreme climatic factors on saltwater intrusion dynamics in coastal aquifers. AQUA 2015 42nd IAH Congress. Rome-Italy, 13-18 September 2015.
    16. Safi A., El-Fadel, M., Doummar, J.  Alameddine, I., Abou Najm, M. Modeling heterogeneity impact on saltwater intrusion in coastal aquifers. AQUA 2015 42nd IAH Congress. Rome-Italy, 13-18 September 2015.
    17. Doummar J., Geyer, T., Baierl, M., Nödler, K., and Sauter, M. Carbamazepine breakthrough as indicator for specific vulnerability of karst prings: application on the Jeita spring, Lebanon. AGU 2014 (American Geophysical Union), San Fransisco- USA, 15-19 Dec. 2014.
    18. Doummar J., Margane A., Sauter M., Geyer T. 2011. Assessment of transport parameters in a karst system under various flow periods through extensive analysis of artificial tracer tests. BGR 2012 (Bundesanstalt für Geowissenschaften und Rohstoffe), Hannover- Germany, March. 2012, (accepted abstract).
    19. Doummar J., Geyer T., and Sauter M. Numerical simulation of the entire hydrological cycle of the karst system Gallusquelle Spring (Swabian Alps) with Mike She. AGU 2011 (American Geophysical Union), San Fransisco- USA, 5-8 Dec. 2011.
    20. Doummar J., Geyer T., and Sauter M. Numerical simulation of the entire hydrological cycle of the karst system Gallusquelle Spring (Swabian Alps) with Mike She. EGU 2011 (European Geological Union), Vienna- Austria, 3-8 Apr. 2011.
    21. Geyer T., Doummar J., Schmidt S., Reimann T, and Sauter M. Location of the rapid recharge areas in karst catchments by the combined analysis of spring responses and artificial tracer tests. EGU 2011, Vienna- Austria, 3-8 Apr. 2011.
    22. Doummar J., Geyer T., and Sauter M. Numerical Simulation of the entire hydrological cycle Gallusquelle Spring (Swabian Alps) with Mike She. GeoDarmstadt 2010, Darmstadt- Germany, 10-13 Oct. 2010.
    23. Doummar J., Geyer T., and Sauter M. Identification of quantitative parameters for vulnerability assessment in karst aquifers: application on the Jeita spring. The Fifth Environmental Symposium of German-Arab Scientific forum, Lebanese American University (LAU), Byblos-Lebanon, 20-22 Sept. 2010.
    24. Doummar J., and Margane A. Tracer tests as a mean for the delineation of groundwater protection zones in the Nahr el Kalb catchment. The Fifth Environmental Symposium of German-Arab Scientific forum, LAU, Byblos-Lebanon, 20-22 Sept. 2010.
    25. Doummar J., Khoury R., and Khawlie M. Relieving water stress: optimization of water resources management – Litani Lower Basin, Lebanon. WatMed II: Water Resources in Mediterranean Basins, Marakech- Morocco, 14-17 Nov. 2005.
    26. Doummar J., and Nader F, Petrography, geochemistry, and diagenesis of cave pearls, Kana'an Cave, Lebanon. International Union of Speleology (UIS) Congress, Kalamos- Greece, 19-30 Aug. 2005.
    27. Doummar J., and Nader F. Diagenesis of the late Albian dolostones, International Association of Sedimentologists (IAS) Conference- Sultan Kabous University, Muscat- Oman, 8-15 Jan. 2005. ​



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