In a perception survey, industries responded that they will continue the use of groundwater even if the charges are increased; the maximum rate acceptable to them being 20 THB/m 3 of water used.
Levying surcharges and penalizing violators of regulations: According to the Groundwater Act, anyone not following the regulations will be fined not more than 20,000 THB, and those who use groundwater in declared Critical Zones or without licenses will be imprisoned for not more than six months and/or fined 20,000 THB and the drilling machinery and equipment confiscated. Registered private users who fail to pay for their use of groundwater on time are also penalized.