. Author manuscript; available in PMC: 2022 Nov 18.

Published in final edited form as: ISPRS Int J Geoinf. 2014 May 20;3(2):713–731. doi: 10.3390/ijgi3020713

Table 2.

Summary statistics for the block kriged estimated county average PM_2.5 (μg/m³) for the plume affected area and Illinois reference area both stratified by the haze and non-haze periods. Data were pooled over the three days comprising both the haze and non-haze periods.

Summary Statistics	Affected Region		Unaffected Region (IL)

	Haze	Non-Haze	Haze	Non-Haze
Min	17.6	7.0	12.2	15.2
25th %tile	35.6	13.7	16.0	19.0
Median	43.1	22.6	20.7	20.7
Mean	53.0	21.5	22.4	20.8
75th %tile	69.1	25.3	29.7	22.1
Max	127.7	43.7	33.0	28.4
SD	25.0	10.3	7.2	5.0