Furnace type Glass Contact -- 

Side Wall

Glass Contact -- Floor 

Paving

Breast Wall Crown Back Wall Portneck/ 

Stack

Throat CrVI Emissions 

(lb/hr)

Detection Limit 

Reported as lb/hr 

Emissions? 

(Yes/No)

CrVI Emissions 

(lb/year)

Tot. Chrome 

Emissions 

(lb/hr)

Detection Limit 

Reported as lb/hr 

Emissions? 

(Yes/No)

Tot. Chrome 

Emissions 

(lb/year)

1 Oxy-fuel * 30-60% Chrome - Chrome Chrome Chrome Chrome N/A N/A N/A N/A N/A N/A

2 Oxy-fuel 30-50% 50% 30% 30% 30-50% 50% 50% 0.00023 No 2.0148 0.00026 No 2.2776

3 Oxy-fuel 30-50% 50% 30% 30% 30-50% 50% 50% 0.00015 No 1.3140 0.00027 No 2.3652

4 Oxy-fuel 50% Chrome - - - - Chrome N/A N/A N/A N/A N/A N/A

5 Oxy-fuel 50% Chrome Chrome 50% 50% Chrome Chrome 0.047 No 411.7200 0.051 No 446.76

6 Oxy-fuel 49.5% 49.5 - 53.7% 49.5% 49.5% 49.5% 49.5 - 92.0% 50 - 92% 0.00014 No 1.2264 0.00056 No 4.9056

7 Oxy-fuel 30-50% Chrome Chrome - Chrome Chrome Chrome N/A N/A N/A N/A N/A N/A

8 Steel shell 30-60% 30% - - - - - 0.000011 Yes 0.0964 0.00011 No 0.9636

9 Steel shell 95% 30% - - - - 95% 0.0000066 No 0.0578 0.000023 No 0.2015

10 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

11 Steel shell 95% 30% - - - - 95% 0.000012 No 0.1051 0.00003 Yes 0.2628

12 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

13 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

14 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

15 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

16 Steel shell 30-50% 30% - - - - - 0.0000021 Yes 0.0184 0.000045 No 0.3942

17 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

BTEC Emisssions Test Data

17 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

18 Steel shell 30-60% 30% - - - - - 0.000012 Yes 0.1051 0.000027 No 0.2365

19 Steel shell 95% 30% - - - - 95% 0.0000056 Yes 0.0491 0.00009 No 0.7884

20 Steel shell 30-60% 30% - - - - - N/A N/A N/A N/A N/A N/A

21 Cold top electric 50% 30% - - - - 50-95% 0.000014 No 0.1226 0.000018 Yes 0.1577

22 Cold top electric 50-60% 50-60% - - 50-60% - 95% 0.00000078 Yes 0.0068 0.00000021 Yes 0.0018

23 Cold top electric 50% Chrome - - - - Chrome N/A N/A N/A N/A N/A N/A

24 Cold top electric 50-60% 50-60% #VALUE! - 50-60% - 95% N/A N/A N/A N/A N/A N/A

25 Cold top electric 50% 30% - - - - 50-95% 0.0000076 No 0.0666 0.000032 No 0.2803

26 Cold top electric 49.5% 49.5 - 53.7% - - - - 50-92 0.0000079 Yes 0.0692 0.000035 No 0.3066

27 Cold top electric 50% 30% - - - - 50-95% 0.000015 No 0.1314 0.000026 Yes 0.2278

28 Cold top electric 50-60% 50-60% - - - - 95% 0.0000022 Yes 0.0193 0.000073 No 0.6395

29 Cold top electric 50% 30% - - - - 50-95% 0.0000055 No 0.0482 0.000039 No 0.3416

30 Cold top electric 50-60% 50-60% - - 50-60% - 95% 0.0000052 No 0.0456 0.00004 Yes 0.3504

31 Air gas 30-50% 30% - - - - 50-95% 0.0000013 Yes 0.0114 0.0000021 Yes 0.0184

32 Air gas 30-50% 30% - - - - 50-95% 0.0000014 No 0.0123 0.000004 No 0.0350

33 Air gas 30-50% 30% - - - - 50-95% 0.0000033 No 0.0289 0.0000046 No 0.0403

34 Air gas 28-95% 28-60% - - 28-95% 95% 75% N/A N/A N/A N/A N/A N/A

35 Air gas 28-95% 28-60% - - 28-95% 95% 75% N/A N/A N/A N/A N/A N/A

36 Air gas 30-50% 30% - - - - 50-95% 0.0000026 No 0.0228 0.0000037 No 0.0324

37 Specialty - - - - - - - 0.00017 No 1.4892 0.000064 Yes 0.5606

38 Specialty Specialty 30.0% 30.0% - - 30.0% - - 0.0002 No 1.7520 0.00045 0.00045 No 3.9420

*

All oxy-fuel furnaces use a dry electrostatic precipitator as a control device.