In response to rumors that firms are probably secretly releasing water underground, Yeh Hund-der says that doing so is expensive and would easily be discovered by the monitoring wells.
對於傳聞廠商可能將廢水偷打到地下，葉弘德認為，這樣做除了所費不貲，也很容易被監測井抓到，可能性較偷偷排放至下水道為低。