Chry - ARIEP

Detailed overview of air pollution values for the measuring programme

Year:	2021
Matter:	Chry - chrysene
Locality:	Praha 2-Riegrovy sady
Measuring programme:	ARIEP
Organization:	CHMI
Region:	Prague
District:	Praha 2
Unit:	ng/m³
Measuring method:	gas chromatography - mass spectroscopy (for PAH)
Note:	paired measurement*

Average daily concentrations in specific units
Day/Month	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31	X	Max.	N
1		3.5			2.1			2.1			1.2			1.2			1.1			1.1			0.8			0.8			2.1			1.6	3.5	10
2	2.1			2.0			2.0			1.6			1.6			3.9			3.9			2.5			2.5			1.0				2.4	3.9	10
3			1.0			2.5			2.5			0.3			0.3			0.3			0.3			0.6			0.6			0.4		0.9	2.5	10
4		0.4			0.3			0.3			0.3			0.3			0.3			0.3			0.2			0.2			0.1			0.3	0.4	10
5		0.1			0.2			0.2			0.1			0.1			0.1			0.1			0.1			0.1			0.1			0.1	0.2	10
6	0.1			0.1			0.1			0.0			0.0			0.0			0.0			0.0			0.0			0.0				0.0	0.1	10
7	0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0	0.0	0.0	11
8			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0			0.0		0.0	0.0	10
9		0.1			0.1			0.1			0.1			0.1			0.1			0.1			0.1			0.1			0.1			0.1	0.1	10
10		0.2			0.2			0.5			0.5			0.8			0.8			0.3			0.3			1.1			1.1			0.6	1.1	10
11	0.7			0.7			1.1			1.1			1.0			1.0			0.3			0.3			1.2			1.2				0.9	1.2	10
12	0.9			0.9			2.0			2.0			0.7			0.7			1.6			1.6			1.5			1.5			0.2	1.3	2.0	11

*Two independent samples are evaluated by one analysis.