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On the island of Evia, in central-east Greece, in Aliveri area, the mining operations (underground and surface) caused new and very complex hydrogeological, geochemical and geotechnical conditions. Since the mining operations have ceased since 1990, any plans for the utilisation of the former mining lands and buildings and the de3velopment of the area, demands the knowledge of these new conditions and the supply of sufficient water. A thorough investigation, including water level measurements, pumping tests, chemi...

Natural sources of water, especially fresh water resources, are of significant importance for the population of each country. One of the major problems of the research of water state is the determination of influence of anthropogenic impact factors on water quality. In the given work there is executed statistical processing of the existing base of longterm historical data of the River Kura (Mtkvari) water quality parameters (some physical-chemical parameters and the main ions) for the period of 1980–1989, and ther...