SPO-Agro Industry Palm Oil Mill
At a glance
This mill was built to serve one of Thailand's largest palm oil estates in Surat Thani province. Surat Thani province has a total of 12 palm oil mills, which is the highest number of factories in a single province.
Wastewater from the mill with high organic content (BOD – 30,000 mg/l, and COD – 90,000mg/l) undergoes anaerobic digestion process as part of the biogas system for generating electricity. The electricity produced (up to 1MW) is used for itself and selling back to the grid.