she's made 100,000 rupiates. roughly $800 u.s. four spots to manage waist water.e visits one of the treatment plants every day. the waist water is stored here. it comes from 17 businesses. part of his daily routine is checking to see that the pump is working properly and that no sediment is blocking the system. a filter removes sediment and debris before water is transferred to the storage tank. bacteria in the tank remove the pollutants by breaking down the organic material. the waist water is filtered using a device installed beside the tank and finally discharged into the river. a second tank collects the gas. a scale on the outside makes it easy to see how much gas is stored within. the gas is piped to approximately 30 households, where it is used for cooking. >> translator: i'm delighted that we have a treatment plant here in our village. it's as if i got money from a friend. also we'll look after the plant and we'll take very good care of it and make sure that it doesn't get dirty and break down. >> the first waist water processing plant went online december