Ozone Eight-Hour Maximum (PPB)

The information in this report is based on preliminary data and is subject to change. The real-time PM10/PM2.5

monitoring equipment is used for air quality forecasting and trend analysis.

07/23 07/24 07/25 07/26 07/27 07/28 07/29

San Joaquin

Stockton-Hazelton 53
59
57
62
59

Manteca

Tracy-Airport 63
61
79
70
81
64
71

Stanislaus

Modesto-14th 64
78
72
79
82
69
69

Turlock 64
75
76
83
92
74
71

Merced

Merced-Coffee 65
73
82
79
86
69
63

Madera

Madera-City 72
77
84
78
85
75
70

Madera 72
78
81
76
76
68
67

Fresno

Fresno-SSP 74
76
85
85
84
81
81

Clovis 79
80
89
90
93
88

Fresno-Garland 81
76
85
90
92
88
87

Fresno-Drummond 84
73
84
88
93
83
87

Parlier 83
76
82
94
101
93
97

Tranquillity 62
73
73
73
82
73
66

Huron

Kings

Hanford 74
77
78
76
85
73
71

Corcoran

Tulare

Visalia, Church 70
64
68
79
82
76
70

Porterville 79
75
83
86
91
90
81

Ash Mountain-SNP 87
79
78
92

Lower Kaweah-SNP 83
80
83
87
89
93
86

Kern

Shafter 69
76
77
82
82
78
79

Oildale 64
67
64
65
68

Bakersfield-Calif 74
75
76
82
77
74
79

Bakersfield-Muni 78
77
85
83
88

Edison 79
77
76
87
86
86
90

Arvin-DiGiorgio 80
74
82
87
86
87
92

Maricopa 69
84
75
78
72
87
80

Lebec

District Maximum 87
84
85
94
101
93
97

Maximum Measured Unofficial Days Over the Federal and State Standards¹

Value for This Year

Pollutant Maximum

PM10 Federal 24-hr 0
Federal 1-Hr Ozone 1

O3-1hr (ppb) 130
PM10 State 24-hr 52
State 1-Hr Ozone 26

O3-8hr (ppb) 101
PM2.5 Federal 2006 24-hr 14
Federal 2008 8-Hr Ozone 47

PM 10 (µg/m³) 85
PM2.5 Federal 1997 24-hr 0
Federal 1997 8-Hr Ozone 25

PM 2.5 (µg/m³) 52
State 1997 8-Hr Ozone 56
¹Some of the days over the standards shown above may be the result of “Natural Events” such as extreme wind
episodes, or “Exceptional Events” such as wildfires and would not count as violations of the federal standard.
Make one change for clean air! Visit www.healthyairliving.com and become a part of the solution!
Saturday, July 30, 2016 Page 1 of 1