No industry in Durg or Raipur is discharging contaminated water into Kharun river, the Chhattisgarh Environment Conservation Board (CECB) said on Sunday.
A joint team of CECB and the Beergaon Municipal Corporation (BMC) inspected industrial houses in the industrial area of Gondwara, Sondongri, Beergaon, Ural, Sarora, Urkura, Rawabhata and Bhanpuri.
The inspection found that a limited section of domestic sewage was discharged into the river but not from any industry, a press release said.
To stop the flow of domestic sewage, the Municipal Corporation is going is building sewage treatment plants which will be ready before July 1.
CECB is ensuring that polluting industries function with water treatment plants. Any violation of the norms leads to power cuts or shutting down of the industry.
Most industries in industrial regions cause air pollution, it was found.
The board said it is monitoring water quality in the main rivers of the state including Mahanadi, Shivnath, Kharun, Arpa, Hasdeo, Kelo, Shankhini Dankini, Maad and Indravati.