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Chinese Journal of Applied Ecology ›› 2002, Vol. ›› Issue (2): 217-220.

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Evaluating ground water vulnerability in West Lake Watershed by using DRASTIC model

DONG Liang1, ZHU Yinmei1, HU Qinhai1, OGURA Norio 2   

  1. 1. Department of Environment Science, Zhejiang University, Hangzhou 310029;
    2. The United Graduate School of Agriculture, Tokyo University of Agriculture and Technology, Tokyo 183-8509
  • Received:2001-04-17 Revised:2001-08-06 Online:2002-02-15

Abstract: Supported by Blackland GRASS Geographic Information System(GIS),the basic and special environmental databases of West Lake Watershed were established.The vulnerability map of ground water pollution was calculated and drawn by integrating GISand DRASTICmodel.Comparing to the present situation of land use,critical area of ground water pollution had been determined.The residential area accounted for 14.7% of the high susceptible area,and wastewater in the residential area should be piped and treated first.

Key words: Ground water, Vulnerability, DRASTIC model, Geographic Infromation System

CLC Number: