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.

03/13

03/14

03/15

03/16

03/17

03/18

03/19

San Joaquin

Stockton-Hazelton

Manteca

11

19

17

24

28

29

Tracy-Airport

9

8

14

13

16

26

25

Stanislaus

Modesto-14th

7

16

23

24

23

35

30

Turlock

Merced

Merced-Coffee

Madera

Madera-City

11

19

27

18

17

22

30

Madera

Fresno

Fresno-SSP

Clovis

8

26

32

19

17

45

53

Fresno-Garland

7

20

20

23

20

27

28

Fresno-Drummond

Parlier

Tranquillity

Huron

Kings

Hanford

15

24

28

33

40

43

42

Corcoran

14

23

28

30

32

37

42

Tulare

Visalia, Church

18

26

24

25

23

39

Porterville

Ash Mountain-SNP

Lower Kaweah-SNP

Kern

Shafter

Oildale

16

21

30

27

25

50

71

Bakersfield-Calif

Bakersfield-Muni

Edison

Arvin-DiGiorgio

Maricopa

Lebec

District Maximum

18

26

32

33

40

50

71

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)

67

PM10 State 24-hr

11

State 1-Hr Ozone

0

O3-8hr (ppb)

61

PM2.5 Federal 2006 24-hr

10

Federal 2008 8-Hr Ozone

0

PM 10 (µg/m³)

92

PM2.5 Federal 1997 24-hr

0

Federal 1997 8-Hr Ozone

0

PM 2.5 (µg/m³)

53

State 1997 8-Hr Ozone

0

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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Wednesday, March 20, 2019

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