Hawthorne Impacted by Mountain Wild Fires

0 6 12 18 0 6 12 18 0 6 12 18 0 6 12 18 0 6 12 180

5

10

15

20

25

30

mic

rogr

ams/

m3

0

2

4

6

8

10

12

EC, m

icro

gram

s/m

3

Nonvolatile

Mobile Sourc

Nonvolatile

Wood Smoke

Mobile

Source SVM

10 x Wood

Smoke SVM

EC

J 30 J 31 A 1 A 2 A 3

Sources of

Primary PM2.5

0 6 12 18 0 6 12 18 0 6 12 18 0 6 12 18 0 6 12 180

10

20

30

40

50

60

70

80

mic

rogr

ams/

m3 o

r pp

b(O

3)

0

1

2

3

4

5

6

7

8

EC, m

icro

gram

s/m

3

Nonvolatile

Wood Smok

Wood

Smoke SVM

EC O3(ppm)/2

J 30 J 31 A 1 A 2 A 3

Sources of

Secondary PM2.5

• NV & SV Primary WS follow EC

• NV & SV Primary Mobile is earlier(NOX)

• NV & SV Secondary WS follows Ozone

UNMIX with EC, UV, NOX, NO2, CO and O3 as markers used to apportion the data during the wildfires.

Soot

Ozone

August 2002

1-h Data at Lindon

RAMS > TEOM

TEOM > Inorganic

NOX, NO2, O3, H2O2 Markers of Primary Emissions and Secondary Formation Processes

TEOM

A16 A17 A18 A19 A20 A21 A22 A23 A24

A16 A17 A18 A19 A20 A21 A22 A23 A24

A16 A17 A18 A19 A20 A21 A22 A23 A24

A16 A17 A18 A19 A20 A21 A22 A23A24

(NH4)2SO

4NH

4NO

3EC UV TEOM

Diesel

A16 A17 A18 A19 A20 A21 A22 A23 A24

0

18

36

54

72

90

(NH4)2SO

4NH

4NO

3NO

X/30 TEOM

Auto

A16 A17 A18 A19 A20 A21 A22 A23 A24

EC TEOM

Diesel

TEOM

Auto

A16 A17 A18 A19 A20 A21 A22 A23 A24

0

A16 A17 A18 A19 A20 A21 A22 A23 A24

0

A16 A17 A18 A19 A20 A21 A22 A23 A24