（1）本评价区地下水多年平均总补给量为10670.74万m 3，其中河

(1) The average annual total recharge of groundwater in this evaluation area is 106.7074 million m 3, of which the river channel leakage recharge and lateral inflow are 70.217 million m3, accounting for 65.8% of the total recharge. It is the main source of groundwater recharge; well irrigation Regression replenishment is 16.6995 million m3, precipitation infiltration replenishment is 3.930 million m3, field infiltration and canal system leakage replenishment is 6.112 million m3, reservoir infiltration replenishment is 9.75 million m3.

(1) The average annual total supply of groundwater in this evaluation area is 106.7074 million m3, of which the channel leakage supply and lateral inflow amount is 702.173 million m3, accounting for 65.8% of the total recharge volume, is the main source of groundwater supply; The return supply amount is 16.6995 million m3, the precipitation infiltration supply is 393.03 million m3, the field infiltration and drainage system leakage supply is 611.02 million m3, and the reservoir infiltration supply is 9.75 million m3.

(1) The annual average total recharge of groundwater in the assessment area is 106.7074 million M 3. The river leakage and lateral inflow is 70.2173 million m3, accounting for 65.8% of the total, which is the main source of groundwater supply; the well irrigation return supply is 16.6995 million m3, the precipitation infiltration supply is 3.9303 million m3, the field infiltration and canal system leakage supply is 6.1102 million m3, and the reservoir infiltration supply is 9.75 million m3.