Seems to me much of the flooding resulted when water was released from a dam for fear that it might burst. I might be wrong, but doubt it.
The article has a lot of higher learning jargon which make little sense to the average reader.
Interesting is the breakdown of two types of monsoons: southwest and northeast.
I'd correct the southwest to include west and northwest (as witnessed over the last few days).
The northeast monsoon generally starts around the Buddhist rain retreat