Design a waste stabilization pond to treat 25,000 m3/day of wastewater which has a BOD of 450 mg/L and 1x108 FC per 100 mL. The effluent should contain no more than 1000 FC per 100 mL and 20 mg/L BOD. Taking a depth of 1.5 m. The design temperature is 18oC. Solve this question for Anaerobic pond, Facultative pond, and Maturation pond