Plant Name

Stack

Discharge

Temperature

(k)

Stack

Diameter (m)

Exit Velocity (m/s)

Release

Height (m)

^cEmission (g/s)

PM₁₀

SO₂

NO_X

VOC

CO

Kaduna

Refining & Petrochemical Company (KRPC)

110,000 BPSD

^aFlare 1

1540

6.6

4.52

66

-

-

0.001

0.003

0.005

Flare 2

1540

6.6

4.52

66

-

-

0.001

0.003

0.005

Flare 3

1540

6.6

4.52

66

-

-

0.001

0.003

0.005

^bFCCU

330

2.75

23.47

67

-

54.5

7.9

24.3

1510.4

^bBoiler 1

550

2.18

9.05

30

-

304.1

1420.1

-

106

Boiler 2

550

2.18

9.05

30

-

304.1

1420.1

-

106

Boiler 3

550

2.18

9.05

30

-

304.1

1420.1

-

106

^bHeater 1

660

2.01

8.03

43

2.1

45.1

173.2

1.0

15.8

Heater 2

660

2.01

8.03

43

2.1

45.1

173.2

1.0

15.8

Port Harcourt Refining Company I

(PHRC)

60,000 BPSD

^aFlare 1

840

1.1

2.47

36

-

-

0.0003

0.0006

0.002

Flare 2

840

1.1

2.47

36

-

-

0.0003

0.0006

0.002

^bFCCU

180

1.5

12.8

37

-

12.5

2.0

5.6

347.7

^bBoiler 1

300

1.19

4.94

16

-

59.6

278.7

-

20.8

Boiler 2

300

1.19

4.94

16

-

59.6

278.7

-

20.8

^bHeater 1

360

1.1

4.38

24

0.6

13.4

51.6

0.3

4.7

Heater 2

360

1.1

4.38

24

0.6

13.4

51.6

0.3

4.7

Port Harcourt

Refining Company II

(PHRC)

150,000 BPSD

^aFlare 1

2100

2.75

6.17

90

-

-

0.002

0.004

0.01

Flare 2

2100

2.75

6.17

90

-

-

0.002

0.004

0.01

Flare 3

2100

2.75

6.17

90

-

-

0.002

0.004

0.01

Flare 4

2100

2.75

6.17

90

0.002

0.004

0.01

^bFCCU

450

3.75

32.01

92

-

103.5

14.9

46.3

2877

^bBoiler 1

750

2.97

12.35

41

-

267.8

1250.7

-

93.4

Boiler 2

750

2.97

12.35

41

-

267.8

1250.7

-

93.4

^bBoiler 1

750

2.97

12.35

41

-

267.8

1250.7

-

93.4

Boiler 2

750

2.97

12.35

41

-

267.8

1250.7

-

93.4

^bHeater 1

900

2.75

10.95

59

3.7

80.2

308.1

1.7

28

Heater 2

900

2.75

10.95

59

3.7

80.2

308.1

1.7

28