Air Quality Index Yearly Summary

Reporting for

Daily AQI Results for all Metro Areas
From results published at 2:00 pm PDT

Jan 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	70	154	30	38	8	51
01	C540	C540	C73	C561	C540	C1501
02	73	114	31	29	9	67
02	C540	C540	C601	C561	C540	C561
03	57	74	32	13	9	57
03	C540	C540	C601	C1501	C540	C561
04	52	76	30	0	9	55
04	C540	C540	C73	C561	C540	C561
05	52	72	31	31	9	53
05	C540	C1501	C73	C561	C540	C1501
06	57	73	37	25	6	39
06	C561	C561	C1019	C561	C540	C561
07	24	50	35	19	4	44
07	C561	C540	C73	C561	C540	C1501
08	41	62	23	18	4	47
08	C540	C1501	C73	C561	C540	C1501
09	13	60	21	8	2	37
09	C75	C1501	C73	C1501	C540	C1501
10	20	57	37	17	4	42
10	C540	C1501	C1019	C561	C540	C1501
11	35	63	30	21	4	49
11	C540	C1501	C1019	C561	C540	C1501
12	45	73	29	23	5	44
12	C540	C1501	C601	C561	C540	C1501
13	45	72	34	19	5	44
13	C540	C540	C601	C561	C540	C1501
14	37	65	33	23	4	42
14	C540	C540	C601	C561	C540	C561
15	42	62	27	26	5	45
15	C540	C561	C601	C561	C540	C1501
16	47	63	26	25	5	52
16	C540	C1501	C1019	C561	C540	C1501
17	47	70	24	30	6	50
17	C540	C1501	C1019	C561	C540	C1501
18	48	65	31	11	8	48
18	C540	C1501	C601	C1501	C540	C1501
19	29	53	46	6	5	49
19	C561	C1501	C1019	C1501	C540	C1501
20	12	15	40	2	NA	24
20	C561	C1501	C73	C561	C540	C540
21	10	22	38	9	1	39
21	C561	C1501	C73	C561	C540	C1501
22	27	68	31	19	4	48
22	C540	C1501	C601	C561	C540	C1501
23	37	55	35	17	5	45
23	C540	C561	C1019	C561	C540	C1501
24	35	57	34	19	4	48
24	C561	C561	C601	C561	C540	C561
25	36	42	42	17	NA	46
25	C561	C561	C73	C561		C1501
26	18	28	39	16	NA	49
26	C561	C1501	C601	C561		C1501
27	28	53	34	16	NA	43
27	C561	C561	C73	C561		C561
28	14	22	34	5	NA	38
28	C561	C561	C601	C561		C561
29	28	38	33	19	NA	47
29	C561	C561	C1019	C561		C1502
30	41	58	31	21	NA	56
30	C561	C561	C601	C561		C1501
31	43	58	32	21	NA	51
31	C561	C561	C601	C561		C1501

Feb 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	54	72	29	27	8	56
01	C561	C561	C601	C561	C540	C1501
02	49	66	31	24	6	60
02	C561	C540	C1019	C561	C540	C1501
03	32	54	34	13	4	44
03	C561	C540	C71	C561	C540	C1501
04	28	51	37	18	4	46
04	C561	C540	C73	C561	C540	C561
05	41	54	35	19	4	50
05	C561	C540	C1019	C561	C540	C1501
06	26	28	41	6	5	40
06	C561	C540	C71	C561	C540	C561
07	35	36	38	10	5	53
07	C561	C561	C601	C1501	C540	C1501
08	39	48	33	11	5	53
08	C561	C561	C43	C1501	C540	C1501
09	40	48	32	13	5	52
09	C561	C540	C1019	C1501	C540	C1501
10	90	74	44	10	5	41
10	C561	C540	C73	C561	C540	C561
11	63	51	43	6	0	35
11	C601	C298	C1019	C1501	C540	C1501
12	51	40	46	4	1	45
12	C561	C1501	C1019	C1501	C540	C1501
13	17	29	40	5	1	44
13	C75	C1501	C1019	C1501	C540	C1501
14	17	29	37	5	1	45
14	C561	C1501	C73	C1501	C540	C1501
15	19	22	44	4	1	40
15	C1019	C1501	C71	C1501	C540	C1501
16	26	32	39	9	4	48
16	C561	C561	C601	C1501	C540	C561
17	37	53	39	12	4	45
17	C561	C561	C601	C561	C540	C561
18	63	55	47	5	3	40
18	C561	C540	C1019	C561	C540	C561
19	45	22	44	2	1	22
19	C1019	C1019	C71	C1501	C540	C1502
20	10	23	38	6	1	45
20	C75	C1501	C1019	C1501	C540	C1501
21	17	25	40	7	3	48
21	C75	C540	C1019	C561	C540	C1501
22	34	37	45	8	2	54
22	C561	C540	C1019	C561	C540	C1501
23	17	21	42	5	1	50
23	C75	C1501	C71	C1501	C540	C561
24	11	17	41	6	1	34
24	C561	C1501	C1019	C1501	C540	C1501
25	12	21	44	12	3	42
25	C75	C540	C71	C561	C540	C561
26	23	35	49	11	5	42
26	C561	C540	C1019	C561	C540	C1501
27	20	24	43	7	2	48
27	C75	C561	C601	C1501	C540	C561
28	15	28	42	6	1	41
28	C75	C540	C43	C1501	C540	C561

Mar 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	16	34	46	5	3	39
01	C75	C540	C601	C1501	C540	C1501
02	19	12	44	5	1	36
02	C75	C75	C601	C1501	C540	C1501
03	11	10	45	4	0	23
03	C75	C1501	C71	C1501	C540	C1501
04	10	9	46	2	0	18
04	C75	C540	C601	C1501	C540	C1501
05	14	17	44	8	3	46
05	C561	C1501	C601	C561	C540	C561
06	24	29	45	13	4	53
06	C561	C561	C601	C561	C540	C1501
07	36	46	39	15	5	51
07	C561	C561	C601	C561	C540	C1501
08	42	54	43	13	5	55
08	C561	C540	C1019	C561	C540	C1501
09	36	45	44	11	4	52
09	C561	C540	C540	C561	C540	C561
10	25	27	38	6	2	43
10	C1019	C540	C1019	C1501	C540	C1501
11	9	20	39	8	1	31
11	C561	C1501	C1019	C561	C540	C1501
12	18	33	35	8	3	40
12	C561	C540	C43	C1501	C540	C1501
13	15	26	40	7	3	38
13	C561	C540	C601	C561	C540	C1501
14	13	16	44	0	0	34
14	C561	C1501	C71	C561	C540	C1501
15	10	13	44	5	1	34
15	C75	C1501	C601	C1501	C540	C1501
16	11	16	48	7	0	50
16	C75	C1501	C71	C1501	C540	C1501
17	7	9	48	4	0	27
17	C561	C1501	C601	C1501	C540	C1501
18	9	8	44	5	0	32
18	C75	C1501	C601	C1501	C540	C1501
19	15	17	43	6	2	41
19	C561	C1501	C540	C1501	C540	C561
20	20	23	43	7	3	43
20	C561	C540	C1019	C561	C540	C1501
21	16	20	41	7	4	48
21	C561	C1501	C601	C1501	C540	C1501
22	13	20	39	7	2	37
22	C561	C1501	C71	C1501	C540	C1501
23	9	9	45	5	1	32
23	C561	C1501	C22	C1501	C540	C1501
24	22	22	51	5	0	32
24	C561	C1501	C601	C1501	C540	C1501
25	15	15	47	3	1	21
25	C75	C75	C22	C1501	C540	C1501
26	11	11	51	2	0	24
26	C561	C1501	C71	C1501	C540	C1501
27	14	13	45	5	1	39
27	C75	C1501	C540	C1501	C540	C1501
28	17	19	39	6	2	42
28	C561	C1501	C22	C1501	C540	C1501
29	20	27	47	11	2	46
29	C561	C540	C298	C561	C540	C561
30	21	27	47	11	3	41
30	C561	C1501	C298	C561	C540	C561
31	24	30	77	11	3	37
31	C561	C540	C1019	C561	C540	C1502

Apr 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	22	29	90	10	1	37
01	C561	C561	C540	C561	C540	C561
02	23	30	64	10	2	43
02	C561	C540	C22	C561	C540	C561
03	51	47	48	6	1	47
03	C561	C540	C540	C1501	C540	C1501
04	40	43	50	7	4	48
04	C561	C540	C1019	C1501	C540	C561
05	34	39	67	6	3	43
05	C561	C540	C22	C1501	C540	C1501
06	34	29	51	5	NA	38
06	C73	C1501	C22	C1501		C1502
07	40	27	47	4	NA	27
07	C601	C1501	C601	C1501		C1501
08	26	28	51	5	NA	42
08	C43	C43	C601	C1501		C561
09	24	31	49	5	2	41
09	C561	C1501	C1019	C1501	C540	C561
10	31	32	77	8	4	56
10	C561	C540	C73	C1501	C540	C1501
11	39	37	77	5	2	44
11	C43	C1501	C1019	C1501	C540	C1501
12	55	28	64	1	2	22
12	C75	C75	C22	C1501	C540	C1502
13	21	19	49	5	2	33
13	C75	C75	C601	C1501	C540	C1501
14	30	35	51	7	3	42
14	C75	C75	C298	C1501	C540	C1502
15	31	45	87	5	3	38
15	C75	C540	C1019	C1501	C540	C1501
16	56	32	64	4	2	37
16	C601	C1501	C1019	C1501	C540	C1501
17	16	12	48	4	2	43
17	C75	C1501	C540	C1501	C540	C561
18	20	18	74	5	3	42
18	C75	C1501	C298	C1501	C540	C561
19	35	25	77	4	2	40
19	C75	C75	C7772	C1501	C540	C1501
20	26	22	50	6	3	42
20	C75	C75	C601	C1501	C540	C1501
21	30	35	61	8	4	47
21	C561	C540	C71	C561	C540	C561
22	24	32	61	6	4	44
22	C561	C540	C298	C561	C540	C561
23	24	25	87	6	4	45
23	C75	C540	C22	C561	C540	C1502
24	29	34	87	8	3	54
24	C75	C1501	C1019	C1501	C540	C1501
25	35	43	80	8	3	54
25	C75	C1501	C43	C1501	C540	C561
26	31	38	97	9	4	54
26	C75	C540	C1019	C1501	C540	C1501
27	32	34	87	7	4	54
27	C75	C75	C73	C1501	C540	C1501
28	33	37	77	4	2	34
28	C75	C75	C22	C1501	C540	C1501
29	52	46	61	4	3	28
29	C75	C75	C22	C1501	C540	C1501
30	28	23	49	4	2	35
30	C75	C43	C22	C1501	C540	C1501

May 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	26	33	50	4	2	39
01	C601	C75	C1019	C1501	C540	C1501
02	13	29	71	5	2	41
02	C75	C75	C22	C1501	C540	C1501
03	21	29	51	7	3	42
03	C561	C561	C43	C1501	C540	C561
04	25	30	67	7	3	46
04	C561	C540	C43	C561	C540	C1502
05	27	34	74	9	3	48
05	C561	C561	C43	C561	C540	C561
06	26	35	87	6	3	47
06	C561	C540	C7772	C561	C540	C540
07	27	30	101	5	4	45
07	C561	C75	C22	C561	C540	C1501
08	34	32	112	8	4	49
08	C561	C561	C298	C1501	C540	C1501
09	33	29	74	7	3	55
09	C561	C561	C1019	C1501	C540	C1501
10	29	28	77	5	0	40
10	C75	C1501	C601	C1501	C540	C1501
11	55	37	71	5	0	46
11	C75	C75	C22	C1501	C540	C1501
12	17	17	77	4	0	31
12	C561	C540	C22	C561	C540	C561
13	22	27	67	3	0	37
13	C75	C540	C22	C1501	C540	C561
14	20	24	71	5	0	40
14	C75	C540	C298	C1501	C540	C1501
15	22	22	90	6	0	43
15	C75	C75	C1019	C1501	C540	C1501
16	31	33	67	7	1	56
16	C75	C75	C1019	C1501	C540	C1501
17	30	30	112	3	1	31
17	C75	C75	C7772	C1501	C540	C1501
18	26	36	93	5	1	46
18	C75	C540	C298	C1501	C540	C1501
19	27	37	90	5	1	36
19	C561	C540	C1019	C1501	C540	C540
20	27	33	87	5	0	37
20	C75	C540	C298	C1501	C540	C540
21	32	34	67	7	0	49
21	C75	C75	C1019	C1501	C540	C1501
22	24	32	71	5	1	45
22	C75	C540	C1019	C1501	C540	C1501
23	29	36	77	7	1	44
23	C561	C540	C7772	C1501	C540	C1501
24	24	29	74	2	0	44
24	C75	C1501	C7772	C561	C540	C1501
25	27	40	67	6	0	53
25	C561	C1501	C298	C1501	C540	C1501
26	19	25	49	3	0	25
26	C561	C1501	C22	C1501	C540	C1502
27	16	21	51	2	0	18
27	C298	C540	C22	C1501	C540	C1501
28	16	19	64	2	0	39
28	C75	C540	C298	C561	C540	C561
29	19	28	104	5	1	43
29	C75	C1501	C71	C561	C540	C1501
30	36	41	87	4	0	49
30	C561	C1501	C1019	C1501	C540	C1501
31	31	40	84	3	0	37
31	C561	C1501	C1019	C1501	C540	C1501

Jun 2018
Date	PM-10	PM-2.5	O3	CO	SO2	NO2
01	30	38	104	5	1	52
01	C561	C1501	C1019	C1501	C540	C561
02	27	36	77	6	1	45
02	C561	C540	C1019	C561	C540	C561
03	24	37	80	6	3	37
03	C561	C540	C540	C561	C540	C561
04	32	44	90	6	1	49
04	C561	C1501	C71	C1501	C540	C1501
05	40	51	74	6	0	52
05	C601	C540	C7772	C1501	C540	C1501
06	31	42	77	4	0	53
06	C75	C1501	C298	C1501	C540	C1501
07	29	40	97	3	0	47
07	C75	C1501	C1019	C561	C540	C1501
08	34	54	112	4	0	47
08	C561	C540	C71	C1501	C540	C1502
09	44	52	101	3	0	38
09	C75	C540	C298	C561	C540	C561
10	48	42	84	1	0	26
10	C75	C540	C298	C561	C540	C1502
11	34	33	84	4	1	38
11	C43	C540	C71	C561	C540	C1501
12	34	36	64	4	1	41
12	C561	C540	C7772	C1501	C540	C1501
13	35	49	64	4	2	43
13	C75	C540	C1019	C1501	C540	C1501
14	39	27	74	4	0	42
14	C561	C540	C22	C1501	C540	C1501
15	35	32	45	2	0	40
15	C561	C540	C7772	C1501	C540	C1501
16	42	45	47	2	0	28
16	C75	C540	C7772	C1501	C540	C1501
17	53	56	87	2	0	25
17	C298	C540	C1019	C1501	C540	C1501
18	30	33	97	3	1	39
18	C75	C540	C22	C1501	C540	C1501
19	26	32	122	4	1	46
19	C561	C540	C298	C1501	C540	C1502
20	50	37	47	3	0	45
20	C1019	C540	C1019	C1501	C540	C1501

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.