Bhubaneswar: Hearing a petition filed by the Odisha government seeking stay order on final approvals for Polavaram project, the Supreme Court on Monday directed the Centre to submit a detailed report within four weeks time. Informing this at a press briefing at the State Secretariat here on Monday, state water resources secretary Suresh Mahapatra said that the state government had filed a case on September 4 seeking stay order on the Centre