According to Water Resources Agency statistics, over the past ten years the amount of groundwater extracted dropped to 5.6 billion tons in 2004 from 7.1 billion tons in 1994. The area of continuing land subsidence has been gradually on the decline as well.
據水利署統計，10 年來地下水抽取量由民國 83 年時的 71 億噸，已減低到 92 年的 55 億噸；另一方面，持續地層下陷的面積也在逐漸減少中。