Therefore, the area where the Tha Chin river flows through Samut Sakhon which is the destination, it is also known by the Teochew dialect "Leng Kia Chu" (Chinese: 龍仔厝; pinyin: lóng zǐ cuò), which means "home of the descendants of the dragon".
[3] The Thai Pollution Control Department (PCD) has reported that the water quality of rivers flowing into the upper Gulf of Thailand has seriously deteriorated in the past decade.
The department found the Tha Chin estuary contains bacteria and nutrient pollution from phosphates, phosphorus, and nitrogen.
Nutrient pollution causes algae to grow faster than ecosystems can handle, harming water quality, food resources for aquatic animals, and marine habitats.
[4]: 56 The PCD findings indicated large amounts of wastewater were discharged into the river from households, industry, and agriculture.