Chennai Reiterating that the Tamilnadu Government is taking all necessary action to prevent Karnataka from constructing a dam at Mekedatu across the River Cauvery Water Resources Minister Duraimurugan on Monday said that TN will soon file a civil appeal in the Supreme Court against the Order of the National Green Tribunal NGT on the issueMoving the demand for grants for his department in the State Assembly he said the TN government has continuously been conveying its strong objections to the Karnataka and the Union Government on the proposed new reservoir at Mekedatuacross the River CauveryListing out the steps taken by the government Duraimurugan said when newspapers reported that Karnataka has started preliminary works at Mekedatu site the TN Government on April 27 this year requested the Union Government to advice Karnataka not to take any action on the proposed Mekedatu project since the matter is pending in the Supreme CourtDuraimurugan also listed out the steps taken by the government including Chief Minister M K Stalin peronally taking up the matter with Prime Minister Modi all party resolution and the meeting with the union jal sakthi Minister on the Mekedatu issueHe said the TN Government is taking all necessary action to prevent Karnataka from constructing a Dam at Mekedatu or any other place in the Cauvery basin of Karnataka in violation of the Final Order of the Tribunal and the Judgment of the Supreme Court and to safeguard the rights of Tamilnadu