This report made by Nippon Onsen Research Institute Co., ltd. is based on the data from Natural Environment office, Ministry of the Environment in 2006 (released in 2007).

 
   
 

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  Amount of discharge shows the total of 822,755 liters per minute for artesian spring and 1,955,139 liters per minute for spring pumped up by power unit.  Therefore, 70% of the whole is pumped up by power unit.  
   
 
 
 

Nippon Onsen Research Institute Co., Ltd.