The Phanat Nikhom commercial district is under more than one metre of floodwater.
Phan Thong district, which received runoff from Phanat Nikhom, is also fully flooded. Local residents were forced to move their belongings to higher ground.
Amata Nakorn industrial estate increased the rate of water release operations into the sea last night.
In nearby Chachoengsao province, floodwaters in three districts have receded and the situation has returned to normal, while five districts remain inundated with water coming from Nakhon Nayok and Prachin Buri provinces.
The water drainage operations into the sea also face difficulty due to the high tide during this period.