Although the existence household hazardous waste in the waste appearance from city people is relatively small,
by more increasing population growth, it will cause not only much waste produced but also household hazardous
waste. Besides that, Semarang City still uses controlled landfill system, where the waste or garbage is only
backfilled and at any time it will be backfilled by soil. This system will create accumulation from the hazardous and
toxic materials in the landfills. The accumulation of the waste will cause negative impacts such as soil pollution and
ground water pollution around the landfill. The danger posed is that the products categorized household hazardous
waste comes into ground water such as deep well, surface water such as shallow well and rivers or direct contact to
human beings or other living things