Month

Monthly mean PM_2.5 concentrations and standard deviations (μg·m⁻³)

Residences no inversion

Residences SBI

Cabin no inversion

Cabin SBI

Frame house no inversion

Frame house SBI

April

265.4 ± 56.6

90.9 ± 28.9

173.1 ± 433.7

63.5 ± 16.8

488.5 ± 109.1

143.0 ± 63.2

May

310.7 ± 56.1

237.7 ± 49.4

50.30 ± 8.5

42.8 ± 10.7

296.4 ± 67.5

381.1 ± 68.4

June

136.4 ± 24.5

79.0 ± 14.5

42.8 ± 10.7

32.3 ± 4.1

137.2 ± 29.7

218.6 ± 47.1

July

415.7 ± 65.1

259.7 ± 41.0

80.7 ± 22.35

31.9 ± 0.0

259.3 ± 41.1

415.5 ± 65.2

August

459.9 ± 95.4

-.-

-.-

-.-

-.-

459.9 ± 95.4

September

488.8 ± 117.5

266.8 ± 73.5

-.-

-.-

488.8 ± 117.5

266.8 ± 73.5