Preliminary Assessment of Groundwater Contamination Hazard in Open Pit Coal Mine, Barito Timur, Central Kalimantan, Indonesia

• Main Authors: HAQ, Shofa Rijalul, Putra, Doni Prakasa Eka
• Format: Article PeerReviewed
• Language: English
• Published: 2013
• Subjects: Geology
• Online Access: https://repository.ugm.ac.id/134978/1/doni_prakasa_eka_putra-Preliminary%20Assessment%20of%20Groundwater.pdf; https://repository.ugm.ac.id/134978/
• Institution: Universitas Gadjah Mada

Coal mining industrl- is an itnportanl seclor in the regionctl cc'onontic'o.f !nclone.sitt. illcyq.ntilittg L()ptp(rrt:.\ (trc x'idespread in lndonesia. especialf in Kalitnanlctn lslund. lt is rec'ogni:etl thut ent'iret)ntent4l-intpac'r.t of rpa, pil mine.s ara not only n{t1r't,'11 landscape chunging. hut ulso hunan health hu:urcls. Thc mos! .significunt ,l ,i,r* is the probabilih' of grouttdv'oter conlantinatiort. .4ccnrding to etn'ironntental regulutien.s in Indettesiu, eLtc.h mining company is obliged to hqve Enyironmental lmpact A.ssessntant (ElA) tlc.tcuntant, be.fbre.st,rtirg prodttclion. The purpose of this stud)' is /o .Tsscss groundtt,(tter c,otrluntinatir.tn ho:arcl cousctl b), ntittin'g acliv"ilies, os a part o.f EIA Grctundv,oler contomination hu:ard is evuluated b).combininc the intrins;; grotrndu'atet"vulnerabili4'and the contaminonts louding irt tl'ta ntin,,rtt.cu. DRi,STIC trtetlrotj is apytlietl t0 obtain the groundv'ater vulnerability, while contaminont loacling po/entiul is ct,uluutetl bctsetl on.stcptri.ta procedure npplicatiort. The resulls of this study are groundx,ater c'ontantinutiotr ho:urcl ntap5. Busal orr tltc ha:ard of contominanl.t, it can be cont'ludetl thut the highest grounrht,atttr ha.ortl area tyill be or:currcd ut the Norlh ct/'stttdv ovgct. There/ore, the mitigation.for the doarment o.f EtA v'ill bc c:ortcernetl therc. Furthar research ntol' need to contplete thi.r pralintinctry stutl1,.