The TNPCB officials also collected water samples from the polluted waterbody for laboratory analysis.
An executive summary of the project, in English and Tamil, has been uploaded on TNPCB website.
Ministers Durai Murugan, Thangam Thenarasu, Ma. Subramanian and others were present on the occasion.
Meanwhile, former AIADMK minister RB Udhayakumar said the state government should take measures related to sacking off employees by the IT sector companies in TN.
The DVAC, apart from the two bureaucrats, their family members and the real estate businessman, had also booked K Murugaiya, executive engineer of the Tamil Nadu Housing Board.
The article also recalled how Tamilisai, while assuming office as Telangana Governor, had said she would soon speak Telugu.
She said this on the sidelines of a youth leadership summit organised at the Sri Krishna College of Engineering and Technology.
The Union government must understand that despite the presence of varied languages, cultures and traditions, India stands for unity in diversity, she noted.
Collector Dr K Senthil Raj, Commissioner Charushree, Mayor Jegan Periyasami took part in the event.
Following this, Stalin and other leaders paid floral tribute to Karunanidhi’s statue at the Murasoli office, the DMK party headquarters Anna Arivalayam, and the late leader’s house in CIT Colony.