Geology and Groundwater Quality Analysis for Clean Water and Irrigation of Sanga-Sanga District, Kutai Kartanegara Regency, East Kalimantan Province

Abstract

The research location is in two sub-districts, namely Sanga-sanga District, Samarinda City and Palaran District, Kutai Kartanegara Regency, East Kalimantan Province. This research was conducted with the aim of knowing the quality of ground water in the study area. The research method used in this research is laboratory analysis and direct survey in the field. The well water sample data used are 2 water samples which are considered to represent the research area by using purposive sampling method. The groundwater quality assessment for clean water shows that all samples are within the permissible threshold and are included in the clean water quality standard value. Then the assessment of groundwater for irrigation shows the quality of the groundwater, which is very good to good. So it meets the requirements for use as irrigation. And the groundwater assessment for the pollution index obtained the status of water quality which also meets the quality standard (good condition).

Keywords: Groundwater, Pollution Index, Clean Water, irrigation