Research Projects - Technical Reports


Hydrogeological investigation of Chanopoulo healing spring.

Hydrogeological, radiological and chemical investigations but also microbiological analysis of healing springs hosted in Trifos, Kremasta, Mourstianou, Kelova, Stahti and Myrtia area. Aitoloakarnania Prefecture.

Study of the abiotic and biotic parameters of the drained Mouria Lake aiming its reflooding. Greek General Secretariat of Research and Technology.


Monitoring the quality of drinking water of the most amenable to pollution fire stroked areas of Ilia Prefecture. Ilia Prefecture.

Hydrogeological research in the wider area of Kyllini thermal spring. Municipality of Kastro Kyllinis.

2007 Research on the investigation of the mechanisms that control quality deterioration of groundwater in the Corinth Prefecture by natural processes and human activities using hydrochemical and isotope methods together with GIS and simulation models. Research Committee, University of Patras (K. Karatheodori).

Investigation of the healing properties of water and soil resources in the broader area of Messologi Aitoliko lagoon. Region of Western Greece.

Network of Laboratories. Ministry.

2005 Research on the potential hydraulic connection between Drakotrypa sink and Kakotari spring by using tracer tests. Region of Western Greece.
2004 Research on the hydrochemical processes that lead to the pollution of coastal aquifers in Gargalianoi region, Messinia due to overexploitation. Research Committee, University of Patras (K. Karatheodori).
2003 Hydrogeological research aiming to cover the drinking water needs of Messinia Municipality. Municipal Enterprise for Water Supply and Sewage of Messinia.

Hydrogeological research in the broader area of Malia Municipality, Heraklion Crete. Municipality of Malia.

Protection of aquifers from nitrate pollution of agricultural origin. Hellenic Ministry for the Environment.


Hydrogeological research in Gouves, Heraklion Crete. Municipality of Gouves, Greece.

Hydrogeological research in the broader area of Mohos Municipality, Heraklion, Crete. Municipality of Mohos.

1998 Hydrogeological research on the application of artificial recharge in the aquifer of Emparos Crete hosted in conglomerate formations. Community of Emparos.

Hydrogeological research on water resources in the broader area of Patras. Municipality of Patras.

Hydrogeological research in the Pediada area, Kastelli Crete. Development Association "Southern Pediada”.

1993 Environmental research in lakes hosted in Aitoloakarnania Prefecture. Hellenic Ministry for the Environment.

Hydrogeological research on Kaiafas and Kyllini thermal springs. EOT

Hydrogeological research in Xerolaka area, Municipality of Patras. Municipality of Patras.




  • Mandilaras, D., Lambrakis, N., Stamatis, G. (2008). The role of Bromide - Iodide to the salinization mapping of the aquifer of the Glafkos river basin (NW-Achaia, Greece) Intern. Journal Hydrol. Process, 22: 611-622.
  • Lambrakis, J. Ν., Stamatis, N. G. (2008). Contribution to the study of thermal waters of Greece. The thermal springs of Lesvos, chemical patterns and origin of thermal water. Intern. Journal Hydrol. Process, 22: 171-180.
  • Antonakos, A., Lambrakis, N. (2007). Development and testing of three hybrid methods for the assessment of aquifer vulnerability. Journal of Hydrology, 333: 288-304.
  • Stamatis, G., Lambrakis, N., Alexakis, D., Zaggana, E. (2006). Groundwater quality in Mesogea basin in eastern Attica (Greece). Intern. Journal Hydrol. Process, 20: 2802-2818.
  • Papatheodorou, G., Lambrakis, N., Panagopoulos, G. (2006). Application of multivariate statistical procedures to the hydrochemical study of a coastal aquifer: An example from Crete, Greece. Intern. Journal Hydrol. Processes, 21 (11): 1482-1495.
  • Panagopoulos, G., Lambrakis, N. (2006). The contribution of time series analysis to the study of the hydrodynamic characteristics of the karst systems: Application on two typical karst aquifers of Greece (Trifilia, Almyros Crete). Journal of Hydrology, 329: 368-376.
  • Panagopoulos, G., Antonakos, A., Lambrakis, N. (2006). Optimization of DRASTIC method for groundwater assessment, by the use of simple statistical methods and G.I.S. Hydrogeology Journal, 14: 894-911.
  • Petalas, C., Lambrakis, N. (2006). Simulation of intense salinization phenomena in coastal aquifers - the case of the coastal aquifers of Thrace. Journal of Hydrology, 324 (1-4), 51-64.
  • Papatheodorou, G., Demopoulou, G., Lambrakis, N. (2006). A long-term study of temporal hydrochemical data in a shallow lake using multivariate statistical techniques. Ecological modeling, 193: 759-776.
  • Petalas, C., Lambrakis, N., Zagana, E. (2006). Hydrochemistry of waters of volcanis rocks – The case of volcanosedimentary rocks of Thrace, Greece, Water, Air, and Soil Pollution, 169 (1-4): 375-394.
  • Lambrakis, N. (2006). Multicomponent heterovalent chromatography in aquifers: Modelling salinization and freshening phenomena in field conditions. Journal of Hydrology, 323 (1-4): 230-243.
  • Panagopoulos, G., Lambrakis, N., Katagas, C., Papoulis, D., Tsolis- Katagas, P. (2005). Water rock interaction induced by contaminated groundwater in a karst aquifer. Environmental Geology, 49: 300-313.
  • Lamprakis, N., Kallergis, G., (2005): Contribution to the study of Greek thermal sprigs. Hydrogeological and hydrochemical characteristics and origin of thermal waters, Hydrogeology Journal, 13 (3): 506-521.
  • Panagopoulos, G., Lambrakis, N., Tsolis- Katagas, P., Papoulis, D. (2004). Cation exchange processes and human activities in unconfined aquifers, Environmental Geology, 46: 542-552.
  • Lambrakis, N., Antonakos, A., Panagopoulos, G. (2004). The use of multicomponent statistical analysis in hydrogeological environmental research, Water Research, 38: 1862-1872.
  • N. Lambrakis, G. Kallergis (2001). Reaction of subsurface coastal aquifers to climate and land use changes in Greece. Modeling of groundwater refreshening patterns under natural recharge conditions. Journal of Hydrology, 245: 19-31.
  • Antonakos, N. Lambrakis (2000). Hydrodynamic characteristics and nitrate propagation in Sparta aquifer, Water Resources, 34 (16): 3977-3986.
  • N. Lambrakis, A.S. Andreou, P. Polydoropoulos, E. Georgopoulos and T. Bountis (2000). Nonlinear analysis and forecasting of a brackish karstic spring. Water Resources Research, 36 (4): 875-884.
  • N. Lambrakis, L. Tiniakos, K. Voudouris, G. Kallergis (2000). Ηydrogeologische Untersuchungen auf der Insel Serifos: Beschaffenheit der granodioritischen Wasser Steir. Beitrage zur Hydrogeologie, 51: 95-110, Graz.
  • A.S Andreou, N. J. Lambrakis, E. Georgopoulos, P. Polydoropoulos (1999). Artificial Neural Network Modelling of the Rainfall and Spring Yield Series. Proceedings of the XXIX Congress of IAH, Hydrogeology and Land Use Management, pp. 127-133, 6-10 September, Bratislava, Slovak Republic.
  • N. Lambrakis, P. Daskalaki (1999). Environmental aspects and the exploitation of groundwater resources in Greece, Proceedings of the XXIX Congress of IAH, Hydrogeology and Land Use Management, pp. 189-195, 6-10 September, Bratislava, Slovak Republic.
  • N. Lambrakis, Ch. Petalas, J. Diamantis, G. Kallergis (1999). Hydrogeological conditions and groundwater quality of the volcanic rocks of the Sappes area, Thrace. Proceedings of the 5th National Conference on Hydrogeology, pp. 205-216, 12-14 November, Nicosia, Cyprus (in Greek).
  • N. Lambrakis (1998). The impact of human activities in the Malia coastal area (Crete) on groundwater quality, Environmental Geology 36 (1-2): 87-92.
  • N. Lambrakis, G. Kallergis (1998). Freshening under natural conditions of coastal aquifers polluted from sea water intrusion. Proceedings of the Third International Conference on the Geology of the Eastern Mediterranean, 23-26 September, Nicosia, Cyprus, Hermes Printers pp 341-345.
  • N. Lambrakis, K. Voudouris, L. Tiniakos, G. Kallergis (1997). Impacts of simultaneous action of drought and overpumping in the aquifer of Glafkos. Environmental Geology 29 (3-4): 209-215.
  • K. Voudouris, N. Lambrakis, G. Papatheothorou, P. Daskalaki (1997). An Application of Factor Analysis for the Study of the Hydrogeological Conditions in Plio-Pleistocene Aquifers of NW Achaia (NW Peloponnesus, Greece). Mathematical Geology, 29 (1): 43-59.
  • G. Papatheodorou and N. Lambrakis (1997). Trend surface analysis of Hydrochemical data. Case studies of Plio-Pleistocene Aquifers from N.W. Peloponnesus and Central Crete. Proceedings of the Annual Conference of the International Association for Mathematical Geology. pp. 972-979, 22-27 September, Barcelona Spain.
  • N. Lambrakis, Nokas-Zografos, H., Kallergis, G. (1997). Salinization problems of coastal aquifers due to poor management. Examples from Peloponnese, Crete and Syros. Proceedings of 3rd National Conference of EEDYP, pp. 199-205, May 29-31, Syros (in Greek).
  • G. Kallergis, N. Lambrakis and H. Nokas-Zografos (1997). Time needed in order to clean up saline aquifers. Implementation of aquifers in Peloponnese, Crete and Syros. Proceedings of the 4th Hydrogeological Conference with emphasis on quality issues and pollution - pollution of groundwater and surface water, pp. 97-103, 14-16 November, Thessaloniki (in Greek).
  • N. Lambrakis, L. Tiniakos, A. Lazarou and G. Kallergis (1997). Nitrate pollution of agricultural origin in aquifers of Peloponnese. Proceedings of the 4th Hydrogeological Conference with emphasis on quality issues and pollution - pollution of groundwater and surface water. pp. 163-178, 14-16 November, Thessaloniki (in Greek).
  • K. Voudouris, N. Lambrakis, L. Tiniakos (1994). Fluctuation of water balance in Achaia (NW Peloponnesus, Greece) and impact on groundwater quality. International Conference, Restoration and Protection of the environment II Proceedings, pp. 140-147, 24-26 August, Patras.
  • G. Kallergis, N. Lambrakis (1993). Contribution a l'etude des sources thermominerales de Grece. Les sources de Kyllini par rapport au regimme hydrothermale de Peloponnese occidental. Steirische Beitrage zur Hydrogeologie, 44: 207-220, Graz (In French).
  • G. Κallergis, N. Lambrakis (1992). Contribution a l'etude des sources thermominerales de Grece. Les sources thermominerales de Kaiafa. Hydrogeologie, 3: 127-136, (In French).
  • G. Kallergis, G. Koukis N. Lambrakis, 1990. Landfilling of wastes and environmental impacts. The case of the future landfill of Patras. KEDE Bull, 107-108: 95-108, Athens.