Hey Sai Krishna,
There is only one college which provide disaster management course is School Of distance education, Andhra University, Vishakapatnam.
The duration is 1 year for this course and the tuition fee is ₹5,000 only.
for more course details you can go through following website link,
https://www.careers360.com/colleges/school-of-distance-education-andhra-university-visakhapatnam/post-graduate-diploma-in-disaster-management-course
All the best!
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