Contaminated soil is one of the environmental matrices regulated in Government Regulation of the Republic of Indonesia Number 22 of 2021. The form of this environmental matrix is in the form of hazardous waste because it is the result of exploration, exploitation, crude oil spills on the ground or spills in the lifting process and can also be caused by impacts toxic waste from human activities.

To be able to detect that the soil is contaminated or not is by testing the quality of the soil itself. The test parameters that must be tested are as follows:

1. Toxicity Characteristic Leaching Procedure (TCLP) Test
2. Total Concentration Test
3. Heavy Metal Content Test
4. Hydrocarbon Test
5. Organic Test
6. Volatile Organic Compounds (VOC) and Semi Volatile Organic (SVOC) Tests