FIELD: soil or rock drilling.
SUBSTANCE: invention relates to methods of groundwater deposits searching and can be used for geological substantiation of exploration for underground, fresh and mineralized waters. Claimed technical result is achieved due to the fact that in the method of groundwater search and exploration, including preliminary (remote) studies of the earth's surface with the allocation of potentially aqueous structures, said preliminary studies of the earth's surface are carried out by conducting of complex aerogeophysical exploration by the generation of an electromagnetic field and magnetic prospecting. According to the data of complex aerogeophysical prospecting, zones of low resistance and zones of low magnetic field values are allocated. In the allocated zones, ground-based electrical prospecting is carried out, along which the anomalies of electrical resistance, electrical polarizability and natural electric field are localized. Water-saturated zones are determined by combining the lows of the electrical resistance and electrical charge ability anomalies with the increased natural electric field anomalies. Aerogeophysical surveying is preferably carried out using a complex aerogeophysical system that simultaneously measures at least two parameters: a magnetic field and an electrical resistance by the method of electromagnetic field generation. In addition, within the aquifer structure, isolated according to the data of the electric field make-up over-voltage and over-voltage, geophysical studies using the electro tomography method are additionally performed.
EFFECT: technical result of the invention is expressed in increasing the reliability of the groundwater forecast while reducing the labor intensity of the work.
2 cl, 5 dwg, 1 tbl
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Authors
Dates
2018-02-28—Published
2016-12-07—Filed