Evaluation of Leachate Quality at Municipal Solid Waste Landfill Site: Case Study in Sliwung, Situbondo Regency, East Java, Indonesia
Keywords:leachate, coagulation, landfill, municipal solid waste
Objective: This study aims to evaluate the quality of landfill leachate that has been treated in a wastewater
Mathods: Leachate samples were taken for 12 months (January-December) in 2018. The leachate quality
parameters studied were: BOD5, COD, TSS, total N, and heavy metals (Hg and Cd).
Results: The results showed that the BOD5 quality met environmental quality standards in May, June, July,
September, October and December, COD exceeded environmental quality standards, TSS met environmental
quality standards in February, March, August, and December, N total met quality standards environment for
11 months, only December did not meet environmental quality standards, heavy metals (Cd and Hg) were
below environmental quality standards.
Conclusion: The Sliwunglandfill to conduct an approach study that can reduce the BOD5, COD, and TSS
values so that they do not exceed the specified quality standards.
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