Long Jiang Industrial Park was issued groundwater exploitation permit no. 309/GP-BTNMT dated Feb 9th, 2015 by the Ministry of Resources and Environment with capacity 18.000m3/day .
From 2009 to present, Long Jiang IP had deployed total of 9 wells with capacity 100m3/hour/well. The water layer of well is below Pliocene layer (N21 with -320m to -340m depth, groundwater achieved under QCVN 09: 2008/BTNMT of national technical regulations on groundwater quality. Water after exploiting was brought groundwater treatment plant under QCVN 01: 2009/BYT from the Ministry of Health before supplying to enterprises in the IP.