The title of this thesis is Law Enforcement against Unlicensed Gold Mining
Activities Located on the Mainland of Melawi Regency, West Kalimantan. The issue
under study relates to law enforcement of unlicensed gold mining activities located
on the mainland of Melawi Regency, West Kalimantan. The purpose of this study is
to determine law enforcement against unlicensed gold mining activities located on
the mainland of Melawi Regency, West Kalimantan. This thesis use an empirical
legal research method, which is to analyze social facts in the field and the data is
obtained from interviews with speakers and respondents, books, and other sources
of information. The results of the research obtained are that law enforcement of
unlicensed gold mining activities on the mainland of Melawi Regency by Resort
Police of Melawi Regency and Environmental Services of Melawi Regency by
providing counseling to the villagers, conducting simultaneous raid operations on
unlicensed gold mining activities, and coordinating with PT. Sucofindi related to
the proof of puya sand which is suspected to contain gold elements. This law
enforcement has not been effective. This can be seen from the rampant unlicensed
gold mining activities carried out on the mainland of Melawi Regency