VI. MATHEMATICAL MODELING OF HYDROGEOLOGICAL CONDITIONS OF KYZYLZHARMINSKI DEPOSIT OF GROUNDWATERS FROM SYRDARYINSKI ARTESIAN BASIN FOR WATER SUPPLY OF THE CITY OF KYZYLORDA

2. Solution of prognostic hydrodynamic task and exploitable ground waters quality forecast task

2.1 Formulation of prognostic hydrodynamic task

Forecast of hydrogeological conditions change of Kyzylzharminski deposit under influence of groundwaters exploitation has been executed for the period from 1.10.2010 up to 16.02.2038. Duration of prognostic period – ten thousand days. It has been taken into consideration, the work of 113 existing and 67 projected wells, exploiting Upper-Turonian aquifer. Total productivity of all the wells is of the order of 100 thousands of cubic meters/day.

Influence of the work of water intakes situated out of the boundaries of the region modeled, has been taken into consideration of assigning of the corresponding absolute marks of levels by outer boundaries of the first order. Marks of the levels have been calculated with taking into consideration of the levels depressions, calculated in the corresponding blocks of the regional model of Eastern Priaralye.

2.2 Hydrodynamic task solution and calculation of the balance components of groundwaters flow

ĎPrognostic map of hydroisopiezes for Upper-Turonian aquifer

prepared from the results of modeling for 16.02.2038

Map of prognostic depressions of heads of Upper-Turonian aquifer

constructed as of the results of modeling for 16.02.2038

It is possible to make the conclusion from results of modeling for the end of prognostic period in exploitable Upper-Turonian aquifer that depressive cone would be formed, including all the region investigated. In comparison with the 1.10.2010, levels would depress for 90-100 m in centre of depressive cone. The levels on the boundaries of the region modeled would be lower for 4-10 m. Maximal depths of bedding of dynamic level in exploitable wells would be of the order of 130 m, but would not be over allowable 150 m.

 

Diagrams of balance components of groundwaters flow for Upper-Turonian aquifer for

different temporal moments (coming from the results of modeling)

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