Muara Fajar Landfill is one of the landfill sites in Pekanbaru City. This landfill is equipped with a leachate pond. In this area it is suspected that there is leachate seepage which is a waste pollutant that can contaminate the soil in the area around the landfill. Therefore, research is needed to determine the distribution pattern of leachate and analyze the structure of the subsurface la…