This research is about to empirical legal research, ie research prioritizes That field
research to obtain primary data. Writing the law by taking the title "PENEGAKAN
HUKUM TERHADAP PERSOALAN PENCEMARAN UDARA SEBAGAI AKIBAT
KEGIATAN PABRIK PELEBURAN DAN PENGECORAN ALUMUNIUM DI KOTA
YOGYAKARTA" is intended to identify and assess the law enforcement on the issue of
water pollution as a result of smelting and casting aluminum factory in the city of
Yogyakarta, and also to find out and assess the constraints faced in enforcing the law
against water pollution problems as a result of smelting and casting aluminum factory in the
city of Yogyakarta.
Law enforcement is law enforcement in order to provide protection against human
interests for the law is not violated. Air pollution is the introduction of living things, matter,
energy, and or other components into the air by human activities, so that the air quality
dropped to a certain level that causes the air does not work anymore its designation.
Aluminum smelting is an attempt to burn aluminum in order to become liquid and then
conducted casting and mold. Aluminum foundry is a manufacturing tool - a tool of
households conducted by molten aluminum into molds.
As the result of this study, the activities of smelting and casting aluminum factory in
the city of Yogyakarta, especially in Nitikan, Kelurahan Sorosutan has violated the law,
including air pollution. However, based on the writer's observation, the factory did not get a
any punishment and administrative penalties, criminal and civil sanctions. This is due to the
lack of continuous supervision by the City Government of Yogyakarta, and not specifically
in the City Government imposed sanctions against the aluminum smelter and foundry in the
city of Yogyakarta, which clearly have done environmental pollution in the form of air
pollution.