Air Quality Index Yearly Summary

Reporting for

Daily AQI Results for all Metro Areas
From results published at 8:21 pm PDT

Jan 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	12	20	35	6	0	21
01	C540	C540	C601	C561	C540	C1501
02	18	36	36	16	3	42
02	C561	C1501	C601	C561	C540	C1501
03	53	81	31	28	8	50
03	C561	C561	C601	C561	C540	C1501
04	53	85	30	28	7	57
04	C561	C561	C601	C561	C540	C1501
05	52	87	27	24	7	47
05	C540	C540	C601	C561	C540	C561
06	19	46	38	5	1	28
06	C71	C43	C1019	C561	C540	C1501
07	16	37	36	6	0	37
07	C71	C43	C1019	C561	C540	C1501
08	24	53	30	16	3	40
08	C540	C540	C601	C561	C540	C1502
09	38	64	29	9	5	48
09	C561	C540	C601	C1501	C540	C1502
10	44	71	33	13	6	48
10	C540	C540	C1019	C561	C540	C1501
11	27	49	34	7	3	40
11	C540	C540	C601	C1501	C540	C540
12	23	43	35	7	3	39
12	C540	C540	C1019	C561	C540	C1501
13	16	31	35	5	54	34
13	C73	C1501	C1019	C561	C540	C1501
14	17	32	31	4	28	39
14	C73	C1501	C601	C1501	C540	C1501
15	17	43	31	4	28	28
15	C73	C43	C601	C1501	C540	C1501
16	19	31	32	5	2	35
16	C73	C43	C1019	C1501	C540	C540
17	16	23	33	5	28	36
17	C73	C1501	C43	C561	C540	C1501
18	17	29	35	11	28	40
18	C540	C540	C601	C561	C540	C1501
19	30	60	31	17	30	36
19	C540	C540	C43	C561	C540	C1502
20	33	67	36	16	53	39
20	C540	C540	C43	C561	C540	C1501
21	30	14	41	0	28	23
21	C1019	C1019	C1019	C561	C540	C1502
22	16	12	46	3	54	27
22	C540	C540	C540	C561	C540	C540
23	25	35	35	7	3	43
23	C73	C540	C1019	C1501	C540	C1501
24	34	54	36	11	7	45
24	C540	C540	C540	C561	C540	C1501
25	26	43	36	9	4	44
25	C540	C540	C73	C561	C540	C1501
26	20	28	38	6	2	40
26	C540	C540	C71	C561	C540	C1501
27	31	60	33	15	3	46
27	C540	C540	C1019	C561	C540	C1502
28	32	53	34	12	5	42
28	C540	C540	C601	C561	C540	C561
29	26	42	32	8	4	41
29	C43	C43	C601	C561	C540	C1502
30	30	41	36	13	4	39
30	C561	C561	C601	C561	C540	C1501
31	44	61	35	13	5	47
31	C540	C540	C1019	C561	C540	C1501

Feb 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	33	51	38	13	4	39
01	C540	C561	C1019	C561	C540	C1502
02	14	31	39	3	0	34
02	C43	C43	C43	C1501	C540	C1501
03	5	11	41	2	0	21
03	C561	C1501	C1019	C1501	C540	C1501
04	8	14	39	2	0	31
04	C540	C1501	C1019	C1501	C540	C1501
05	9	11	44	2	0	31
05	C561	C1501	C1019	C1501	C540	C1501
06	8	7	40	3	0	15
06	C43	C43	C1019	C561	C540	C561
07	14	19	40	12	1	39
07	C561	C1501	C1019	C561	C540	C540
08	26	48	37	13	4	44
08	C540	C540	C601	C561	C540	C1501
09	23	46	43	11	4	44
09	C540	C540	C1019	C561	C540	C1501
10	15	16	44	1	0	18
10	C601	C1501	C1019	C561	C540	C1501
11	11	20	41	9	1	42
11	C540	C1501	C1019	C561	C540	C1501
12	26	52	37	11	4	52
12	C540	C540	C1019	C561	C540	C1501
13	29	54	38	13	4	46
13	C540	C540	C601	C561	C540	C1501
14	14	30	42	4	0	40
14	C561	C1501	C71	C561	C540	C1501
15	8	14	44	3	0	37
15	C561	C1501	C1019	C1501	C540	C1502
16	6	8	43	3	0	28
16	C561	C561	C1019	C561	C540	C1502
17	9	18	41	4	0	29
17	C561	C561	C298	C561	C540	C561
18	6	10	40	0	NA	21
18	C540	C540	C43	C1501	C540	C1501
19	9	13	41	3	0	38
19	C71	C540	C43	C1501	C540	C561
20	19	34	41	4	3	39
20	C540	C540	C1019	C1501	C540	C1501
21	13	39	37	4	0	35
21	C540	C540	C1019	C561	C540	C561
22	14	30	43	5	1	38
22	C540	C540	C43	C561	C540	C540
23	19	40	39	7	1	39
23	C540	C540	C298	C561	C540	C1501
24	24	52	40	10	2	40
24	C540	C540	C43	C561	C540	C1501
25	29	55	40	11	4	41
25	C540	C540	C601	C561	C540	C561
26	21	38	45	4	2	44
26	C540	C540	C601	C1501	C540	C561
27	21	31	46	5	2	48
27	C561	C540	C601	C1501	C540	C1501
28	12	14	42	2	0	28
28	C561	C1501	C601	C561	C540	C1501

Mar 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	18	22	42	4	1	35
01	C540	C540	C298	C561	C540	C561
02	8	11	39	3	NA	24
02	C540	C540	C43	C1501	C540	C1502
03	8	12	41	3	0	23
03	C540	C540	C43	C561	C540	C561
04	14	20	40	7	1	36
04	C540	C540	C540	C1501	C540	C1501
05	20	28	42	6	1	33
05	C540	C540	C601	C1501	C540	C1502
06	9	17	37	4	0	32
06	C540	C540	C73	C1501	C540	C1501
07	7	11	46	4	0	30
07	C561	C1501	C1019	C1501	C540	C1501
08	13	15	43	4	0	36
08	C540	C540	C1019	C1501	C540	C1501
09	13	20	45	5	0	30
09	C540	C43	C1019	C1501	C540	C1502
10	13	20	44	4	NA	23
10	C43	C43	C43	C1501	C540	C1502
11	16	22	44	3	0	33
11	C540	C540	C1019	C1501	C540	C1501
12	11	17	44	4	NA	36
12	C540	C540	C43	C1501	C540	C540
13	12	10	44	3	NA	12
13	C540	C540	C43	C561		C1501
14	9	11	44	4	1	25
14	C540	C540	C1019	C561	C540	C1501
15	16	20	44	4	1	35
15	C540	C540	C601	C561	C540	C540
16	20	28	47	9	2	41
16	C540	C540	C43	C561	C540	C540
17	27	45	48	10	2	42
17	C540	C540	C1019	C561	C540	C561
18	28	41	48	10	5	45
18	C540	C540	C1019	C561	C540	C1501
19	29	39	45	8	4	43
19	C540	C540	C1019	C561	C540	C1501
20	28	33	44	7	3	41
20	C540	C540	C298	C561	C540	C561
21	9	13	49	5	1	40
21	C540	C1501	C1019	C1501	C540	C1501
22	13	19	48	5	1	41
22	C561	C540	C43	C1501	C540	C1502
23	21	24	49	6	1	35
23	C561	C540	C22	C1501	C540	C1501
24	22	40	67	7	1	40
24	C540	C540	C540	C561	C540	C1502
25	34	56	67	10	4	50
25	C540	C540	C1019	C561	C540	C561
26	41	59	80	9	3	47
26	C540	C540	C1019	C561	C540	C1502
27	37	50	58	10	4	50
27	C561	C540	C1019	C561	C540	C561
28	19	20	46	5	1	33
28	C540	C1501	C601	C1501	C540	C1501
29	19	24	51	5	1	40
29	C540	C561	C298	C1501	C540	C540
30	18	20	50	4	1	36
30	C540	C43	C1019	C561	C540	C540
31	14	16	48	6	1	40
31	C540	C561	C1019	C561	C540	C561

Apr 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	23	24	50	6	2	41
01	C540	C540	C1019	C561	C540	C1501
02	43	30	64	7	2	45
02	C561	C1501	C298	C561	C540	C561
03	19	19	50	5	2	40
03	C540	C540	C22	C561	C540	C1501
04	27	25	48	6	3	40
04	C561	C561	C43	C561	C540	C1501
05	22	22	45	5	1	39
05	C75	C1501	C22	C1501	C540	C1501
06	17	15	49	6	2	37
06	C561	C561	C601	C561	C540	C561
07	20	23	61	8	NA	41
07	C561	C561	C71	C561		C561
08	26	25	49	8	NA	38
08	C561	C561	C43	C561	C540	C561
09	91	56	61	4	NA	31
09	C1019	C1019	C43	C1501	C540	C1501
10	26	13	47	1	NA	10
10	C75	C561	C43	C561		C561
11	16	12	49	2	NA	30
11	C43	C43	C601	C561	C540	C561
12	9	11	44	5	0	33
12	C561	C1501	C601	C1501	C540	C1501
13	13	16	58	5	1	36
13	C75	C1501	C43	C561	C540	C561
14	21	24	90	4	1	35
14	C540	C540	C1019	C561	C540	C561
15	26	24	80	5	1	43
15	C561	C1501	C298	C1501	C540	C1501
16	27	23	49	4	1	31
16	C540	C540	C23	C1501	C540	C540
17	11	13	49	4	1	41
17	C540	C540	C1019	C1501	C540	C540
18	18	19	46	7	2	41
18	C561	C1501	C43	C561	C540	C540
19	21	24	48	7	3	41
19	C561	C561	C43	C1501	C540	C1501
20	37	35	84	6	2	34
20	C540	C540	C1019	C561	C540	C561
21	22	22	61	4	1	23
21	C540	C540	C601	C1501	C540	C1501
22	11	9	45	2	1	22
22	C540	C298	C23	C1501	C540	C1501
23	13	13	46	6	1	37
23	C540	C540	C1019	C1501	C540	C540
24	21	23	51	7	3	43
24	C540	C1501	C43	C1501	C540	C1501
25	25	23	51	6	2	40
25	C561	C1501	C75	C1501	C540	C1502
26	23	23	64	7	2	38
26	C298	C1501	C1019	C1501	C540	C1501
27	25	26	74	4	1	29
27	C561	C540	C298	C1501	C540	C540
28	27	22	48	4	0	20
28	C561	C561	C71	C1501	C540	C1501
29	12	18	44	5	1	38
29	C561	C1501	C601	C1501	C540	C1501
30	18	22	58	6	0	32
30	C561	C1501	C298	C1501	C540	C1501

May 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	17	17	58	5	0	32
01	C561	C561	C43	C1501	C540	C1501
02	26	28	71	6	1	47
02	C561	C1501	C43	C1501	C540	C1501
03	32	32	74	9	2	49
03	C561	C540	C43	C561	C540	C540
04	28	35	87	6	2	39
04	C540	C540	C43	C1501	C540	C540
05	25	30	90	6	1	37
05	C540	C561	C75	C1501	C540	C1501
06	24	26	47	6	0	37
06	C75	C1501	C7772	C1501	C540	C1501
07	27	24	48	5	1	36
07	C561	C561	C1019	C1501	C540	C1501
08	21	24	51	5	1	31
08	C540	C1019	C298	C1501	C540	C1501
09	14	20	44	5	1	33
09	C540	C1501	C1019	C1501	C540	C1501
10	10	15	48	3	0	28
10	C540	C540	C1019	C1501	C540	C1501
11	13	19	51	5	1	32
11	C561	C561	C1019	C1501	C540	C1502
12	15	24	67	6	1	40
12	C540	C540	C43	C561	C540	C540
13	23	30	74	5	1	40
13	C561	C561	C43	C1501	C540	C1501
14	28	33	67	5	1	45
14	C561	C561	C298	C1501	C540	C1502
15	21	27	64	6	0	50
15	C561	C1501	C1019	C1501	C540	C1501
16	36	24	54	4	0	33
16	C601	C561	C601	C1501	C540	C1501
17	20	19	51	5	0	36
17	C43	C43	C601	C1501	C540	C1502
18	18	18	61	5	1	33
18	C561	C1501	C1019	C1501	C540	C1501
19	22	16	49	1	0	14
19	C561	C561	C298	C561	C540	C1501
20	14	10	49	1	0	33
20	C561	C561	C1019	C561	C540	C1501
21	33	24	61	1	0	30
21	C1019	C1019	C43	C561	C540	C1501
22	11	15	47	5	0	38
22	C43	C1501	C23	C1501	C540	C1501
23	10	17	42	6	0	37
23	C75	C1501	C1019	C1501	C540	C1501
24	15	19	47	4	1	30
24	C561	C561	C298	C561	C540	C561
25	17	22	51	6	1	29
25	C540	C540	C298	C1501	C540	C1502
26	23	24	51	4	0	22
26	C1019	C298	C43	C1501	C540	C1501
27	7	10	48	4	0	23
27	C561	C43	C298	C1501	C540	C540
28	19	16	51	4	1	35
28	C1019	C561	C601	C1501	C540	C1502
29	20	16	49	3	1	30
29	C1019	C540	C298	C1501	C540	C1502
30	20	18	58	4	2	36
30	C561	C1501	C75	C1501	C540	C1501
31	38	19	77	5	0	44
31	C1019	C1501	C298	C1501	C540	C1501

Jun 2019
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	32	22	77	6	0	29
01	C1019	C1501	C298	C1501	C540	C1501
02	23	21	80	5	1	25
02	C1019	C540	C75	C1501	C540	C1501
03	34	27	84	5	1	45
03	C1019	C540	C43	C561	C540	C561
04	25	28	100	6	2	46
04	C561	C1501	C298	C561	C540	C1501
05	27	28	104	4	NA	46
05	C1019	C1501	C298	C561	C540	C1502
06	68	62	93	4	0	39
06	C1019	C1019	C43	C1501	C540	C1501
07	38	31	80	4	1	40
07	C1019	C1019	C298	C1501	C540	C1501
08	37	28	48	2	0	19
08	C1019	C1019	C298	C561	C540	C1501
09	34	22	58	5	0	32
09	C1019	C1501	C601	C561	C540	C1501
10	26	25	93	7	1	51
10	C1019	C540	C43	C561	C540	C561
11	29	28	93	7	2	48
11	C540	C540	C71	C561	C540	C1501
12	34	28	87	7	2	52
12	C1019	C1501	C298	C561	C540	C1501
13	46	31	74	6	1	51
13	C1019	C540	C43	C1501	C540	C1501
14	47	36	93	5	1	44
14	C1019	C1019	C298	C561	C540	C540
15	27	37	84	4	2	44
15	C561	C1501	C43	C1501	C540	C1502
16	43	37	87	4	1	27
16	C561	C561	C71	C1501	C540	C1501
17	25	33	87	5	0	42
17	C1019	C1501	C43	C1501	C540	C1501
18	27	27	104	6	0	39
18	C1019	C1019	C43	C1501	C540	C1501
19	31	25	87	4	2	40
19	C1019	C1501	C43	C561	C540	C1501
20	70	46	100	7	1	57
20	C1019	C1019	C43	C1501	C540	C1501
21	52	42	67	5	1	42
21	C1019	C1019	C71	C1501	C540	C1501
22	35	16	45	5	0	23
22	C1019	C1019	C1019	C1501	C540	C1501
23	17	17	61	7	2	35
23	C1019	C1501	C43	C1501	C540	C561
24	47	25	77	7	2	42
24	C1019	C540	C43	C1501	C540	C1501
25	40	28	84	7	1	48
25	C1019	C1501	C43	C1501	C540	C1501
26	55	29	90	7	1	42
26	C1019	C1501	C71	C1501	C540	C1502

PLEASE NOTE: This data has not been verified by the Clark County Department of Air Quality and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from Clark County Department of Air Quality ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.