CHMU - Tabular overview of air quality of the Czech Republic

Year:					1998
Pollutant:					NOx-nitrogen oxides(oxides of nitrogen)
Station:					1233 - Hodonin-OU
Code:					CZHOUHHOU
Institution:					MU-HODONIN
Region:					Jihomoravsky
District:					Hodonin
IHd:					100
Measure method:					coulometry
Unit:					ug/m^3

Average daily concentrations
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	58	58	49	38	55	32	23	30	74	70	76	53	30	31	89	41	96	~	~	~	86	~	~	~	67	64	75	60	66	66	59	57.88	96.36	25.00
2	21	14	82	94	102	119	69	57	94	209	136	105	93	74	70	93	65	91	107	87	51	58	92	89	72	81	76	56	~	~	~	84.22	209.35	28.00
3	71	67	80	77	81	55	59	61	72	62	~	~	82	79	70	74	82	101	86	93	71	64	86	84	82	91	86	64	75	93	105	77.71	104.93	29.00
4	131	94	103	100	89	97	106	109	114	132	130	114	102	100	146	99	100	100	94	114	116	90	96	118	87	140	192	198	130	143	~	116.12	198.27	30.00
5	171	130	101	113	126	123	123	198	185	169	142	114	97	168	138	112	104	103	155	~	~	~	~	~	~	~	~	~	~	~	~	135.37	198.04	19.00
Quarterly and annual absolute and relative frequency of average daily concentrations partial and total air pollution indexes according to classes of IHd multiples
Quarter	concentration classes in IHd multiples																total ind.		part of it in IHd multiples														max. date
	<=1/3		<=2/3		<=1.0		<=1.5		<=2.0		<=3.0		<=4.0		>		total ind.		1/3		2/3		1.0		1.5		2.0		3.0		4.0
	concentration classes in measurement units																		part of above IHd multiples in meas. units
	0- 33		34- 67		68- 100		101- 150		151- 200		201- 300		301- 400		over 400				33		67		100		150		200		300		400
ABS.	7		23		44		7		0		1		0		0		82		75		52		8		1		1		0		0		209
REL.	8.5		28.0		53.6		8.5		0.0		1.2		0.0		0.0		100.0		91.5		63.4		9.8		1.2		1.2		0.0		0.0		10.2
ID	8		28		53		17		0		30		0		0		137
ABS.	0		0		10		31		8		0		0		0		49¹		49		49		39		8		0		0		0		198
REL.	0.0		0.0		20.4		63.2		16.3		0.0		0.0		0.0		100.0		100.0		100.0		79.6		16.3		0.0		0.0		0.0		28.4
ID	0		0		20		126		81		0		0		0		228
ABS.	0		0		0		0		0		0		0		0		0²		0		0		0		0		0		0		0		0
ABS.	0		0		0		0		0		0		0		0		0²		0		0		0		0		0		0		0		0
Year
ABS.	7		23		54		38		8		1		0		0		131¹		124		101		47		9		1		0		0		209
REL.	5.3		17.5		41.2		29.0		6.1		0.7		0.0		0.0		100.0		94.7		77.1		35.9		6.9		0.8		0.0		0.0		10.2
ID	5		17		41		58		30		19		0		0		171
Note:				¹ frequency < 60 per quarter, or < 240 per annum
Note:				² frequency < 30 per quarter, or < 120 per annum