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Virginia Administrative Code
Title 9. Environment
Agency 5. State Air Pollution Control Board
Chapter 40. Existing Stationary Sources
12/22/2024

9VAC5-40-270. Standard for particulate matter (AQCR 7).

A. Noncombustion process operations. No owner or other person shall cause or permit to be discharged into the atmosphere from any process unit any particulate emissions in excess of the limits in Table 4-4B.

TABLE 4-4B

Process Weight Rate

Maximum Allowable Emission Rate

Lb/Hr

Tons/Hr

Lb/Hr

100

0.050

0.46

150

0.075

0.66

200

0.100

0.85

250

0.125

1.03

300

0.150

1.20

350

0.175

1.35

400

0.200

1.50

450

0.225

1.63

500

0.250

1.77

550

0.275

1.85

600

0.300

2.01

650

0.325

2.12

700

0.350

2.24

750

0.375

2.34

800

0.400

2.43

850

0.425

2.53

900

0.450

2.62

950

0.475

2.72

1000

0.500

2.80

1100

0.55

2.97

1200

0.60

3.12

1300

0.65

3.26

1400

0.70

3.40

1500

0.75

3.54

1600

0.80

3.66

1700

0.85

3.79

1800

0.90

3.91

1900

0.95

4.03

2000

1.00

4.14

2100

1.05

4.24

2200

1.10

4.34

2300

1.15

4.44

2400

1.20

4.55

2500

1.25

4.64

2600

1.30

4.74

2700

1.35

4.84

2800

1.40

4.92

2900

1.45

5.02

3000

1.50

5.10

3100

1.55

5.18

3200

1.60

5.27

3300

1.65

5.36

3400

1.70

5.44

3500

1.75

5.52

3600

1.80

5.61

3700

1.85

5.69

3800

1.90

5.77

3900

1.95

5.85

4000

2.00

5.93

4100

2.05

6.01

4200

2.10

6.08

4300

2.15

6.15

4400

2.20

6.22

4500

2.25

6.30

4600

2.30

6.37

4700

2.35

6.45

4800

2.40

6.52

4900

2.45

6.60

5000

2.50

6.67

5500

2.75

7.03

6000

3.00

7.37

6500

3.25

7.71

7000

3.50

8.05

7500

3.75

8.39

8000

4.00

8.71

8500

4.25

9.03

9000

4.50

9.36

9500

4.75

9.67

10000

5.00

10.00

11000

5.50

10.63

12000

6.00

11.28

13000

6.50

11.89

14000

7.00

12.50

15000

7.50

13.13

16000

8.00

13.74

17000

8.50

14.36

18000

9.00

14.97

19000

9.50

15.58

20000

10.00

16.19

30000

15.00

22.22

40000

20.00

28.30

50000

25.00

34.30

60000 or more

30.00 or more

40.00

B. Combustion installations. Interpretation of the emission standard in subsection A of this section shall be in accordance with 9VAC5-40-22.

Statutory Authority

§§ 10.1-1307 and 10.1-1308 of the Code of Virginia.

Historical Notes

Derived from VR120-04-0404, eff. January 1, 1985.

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