FX Hadi Rudyatmo, Mayor of Surakarta, Indonesia, proposed the establishment of a wastewater treatment plant downstream of each tributary of the Solo River to solve the pollution problem of the Solo River in the Bunga Bay. "This solution is the correct and fastest way to keep the Thoreau River from being polluted," he said in Solo on December 4, 2019. He said that by building this sewage treatment plant, he entered Benga. The water of the Bay Solo River is free of pollutants. According to him, the proposal was submitted to Governor Gangar Pranovo in Central Java and received a positive response.

"Especially in terms of time and cost, it is also more efficient. If pipes are manufactured from factories or businesses, the waste will be disposed of elsewhere and Thoreau will no longer be available. In addition, the Solo River in the Bunga Bay Downstream of each dam, a dam was built to hold the water. The water in the reservoir was treated before it was discharged into the Benchuan Bay Solo River. If this plan is realized, only four sewage treatment plants will be needed, each in Pepe River, Wengo river, Jeans river and Anyar river. "

He then said that the Surakarta city government will also be involved in other areas, one of which is Sukoharjo Regency. He said, "For example, Sukoharjo established IPAL on the Samin River so that wastewater does not enter the Solo River in the Bay of Benga. At the same time, a consortium involving government and business will be formed on the cost. Considering Bengavanso The Luo River Basin Authority says that the water from the Solo River in Benga Bay is no longer drinkable and the solution must be released immediately. Editor/Li Dan