PM10 24 Hour Average (µg/m3)

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.

09/18

09/19

09/20

09/21

09/22

09/23

09/24

San Joaquin

Stockton-Hazelton

Manteca

30

43

61

63

36

20

46

Tracy-Airport

26

39

62

52

38

20

37

Stanislaus

Modesto-14th

32

43

66

77

41

16

48

Turlock

Merced

Merced-Coffee

Madera

Madera-City

70

80

100

98

92

49

75

Madera

Fresno

Fresno-SSP

Clovis

59

71

87

71

47

77

Fresno-Garland

55

62

81

81

70

46

61

Fresno-Drummond

Parlier

Tranquillity

Huron

Kings

Hanford

95

95

120

140

98

59

101

Corcoran

82

85

111

139

113

58

120

Tulare

Visalia, Church

98

93

90

91

92

71

92

Porterville

Ash Mountain-SNP

Lower Kaweah-SNP

Kern

Shafter

Oildale

82

89

117

121

107

62

64

Bakersfield-Calif

Bakersfield-Muni

Edison

Arvin-DiGiorgio

Maricopa

Lebec

District Maximum

98

95

120

140

113

71

120

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

0

O3-1hr (ppb)

121

PM10 State 24-hr

152

State 1-Hr Ozone

35

O3-8hr (ppb)

90

PM2.5 Federal 2006 24-hr

21

Federal 2008 8-Hr Ozone

66

PM 10 (µg/m³)

153

PM2.5 Federal 1997 24-hr

4

Federal 1997 8-Hr Ozone

5

PM 2.5 (µg/m³)

103

State 1997 8-Hr Ozone

100

¹Data affected by smoke, high winds, fireworks, and etc. and which exceeded a federal standard are denoted with

an ‘x’ in the table above. Values marked with an ‘x’ are not included in the tallies above.

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Tuesday, September 25, 2018

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