Name of the Mill	Selected Zone	Concentration of PM₁₀ (µg/m³) for 24 hour TWA	NAAQS in Ambient air (µg/m³) for 24 hour TWA
Papon Coconut Oil Mill	Premises	45.83	150
Papon Coconut Oil Mill	Mill house	157.49
Akash Coconut Oil Mill	Premises	33.61
Akash Coconut Oil Mill	Mill house	114.10
Al-amin Rice Mill	Premises	78.32
Al-amin Rice Mill	Mill house	390
Tila-Shila Rice Mill	Premises	82.42
Tila-Shila Rice Mill	Mill house	438.33
Hossain Rice Mill	Premises	88.21
Hossain Rice Mill	Mill house	471.38
BSCIC Office Premises	-	86.49
Pinky Pulse Processing Mill	-	108.46
Adorsho Tin Mill	-	52.86
Biscuit Mill	-	71.31