Analysis for the pollutant in irrigated water and its evaluation of 85 exporting vegetable field in Guangdong province were studied. The results showed that each pollutant content in irrigated water was all below the levels adopted here. The analysis of integrative polluted indexes indicated that except No. 78 sample which between 0.5~1.0 with yet clean integrative quality, the other integrative polluted indexes were all less than 0.5. The irrigated water quality was first level, safe and clean, according with requirements of irrigated water environment for harmless vegetable fields.