Two persons have died in wall collapse due to rain in Khallikote and Rangeilunda since yesterday, district emergency officer Mahendra Panda said.
About 40,000 marooned people had been evacuated from Patrapur, Sana Khemundi, Chikiti, Digappahandi, Hinjili, Sheragada and Purushottampur in Ganjam, he said.
Another 10,000 people were evacuated from Gajapati district, the special relief commissioner's office said.
With rivers like Rusikulya, Bansadhara and Ghodahada rising due to non-stop rain for the last four days, Chief Minister Naveen Patnaik directed the administration to provide cooked food to the people in relief camps, Mohapatra said.