This research is entitled Prevention by the Environmental Agency in Controlling
environmental Pollution due to littering into the Batang Tembesi River Based on
Regional Regulation of Sarolangun Regency No. 5 of 2010 concerning Waste
Management. This research aims to find out the prevention of the Environmental
agency in controlling environmental pollution due to littering into the Batang
Tembesi River and to find out the problem and solutions carried out by the
Environmental agency in controlling environmental pollution due to littering into
the Batang Tembesi River. Writing of this law is empirical law research, data
obtained through interviews with Mrs. Ira Julia Sinaga, S.P., and 5 people who live
around the Batang Tembesi River and through literature studies from related
journals. The data obtained were analyzed qualitatively and then conclusions were
drawn using inductive thinking methods. The result of this research is that the
prevention carried out by the Sarolangun Regency Environmental agency in
controlling environmental pollution due to littering in the Batang Tembesi River
has not run optimally. The obstacles faced are the lack of public awareness about
littering and limited funds for prevention. The solution taken is not to stop taking
prevention by making a pamphlets prohibiting littering, outreach about the impact
of littering, monitoring water quality, and planting trees on the riverbanks of the
Batang Tembesi River.