USEPA Approved Extrapolation Method

[1] [2] [3] [4] Proposed Proposed 

Unit 4 (LVM) Removal Max. ER at 75% LVM Feedrate Extrapolation Extrapolation

Em. Std.: 92 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit Limit (Pump.)

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr) (lb/hr)

1 99.99961 27711 0.007151 1838

2 99.99923 27234 0.007028 910

3 99.99893 25683 0.006628 622

Avg 99.99926 26876 0.006936 1123 500 427

[1] [2] [3] [4] Proposed 

Unit 4 (SVM) Removal Max. ER at 75% SVM Feedrate Extrapolation

Em. Std.: 230 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 99.99862 27711 0.017878 1291

2 99.99800 27234 0.017571 879

3 99.99824 25683 0.016570 943

Avg 99.99829 26876 0.017340 1038 500

[1] [2] [3] [4] Proposed 

Unit 4 (Hg) Removal Max. ER at 75% Hg Feedrate Extrapolation

Em. Std.: 130 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 95.00 27711 0.010105 0.202

2 96.72 27234 0.009931 0.303

3 96.47 25683 0.009365 0.265

Avg 96.06 26876 0.009801 0.257 0.257

Extrapolated metals feedrates calculated using USEPA approved method.
USEPA Approved Extrapolation Method (PSC H2O) 

[Maximum extrap. value 3 times feed)

Total Total

LVM Emis. SVM Emis. Hg Emis.

Stackflow Oxygen LVM Feed Rate (ER) SVM Feed Rate (ER) Hg Feed Rate (ER)

Test Data Run (dscfm) (% dry) (lb/hr) (lb/hr) (lb/hr) (lb/hr) (lb/hr) (lb/hr)

Unit 2 (8/08) 1 5496 11.72 0.0023 0.000791

2 5572 11.54 0.0017 0.000822

3 5357 11.3 0.0016 0.000799

Unit 2 (9/08) 1 4698 11.21 46.82 0.000125 62.06 0.000398

2 5099 10.91 46.52 0.0000438 63.46 0.000144

3 5248 11.35 47.17 0.000101 63.27 0.000364

Unit 3 (8/08) 1 5665 11.99 47.71 0.000388 64.07 0.000799 0.0016 0.000748

2 5719 10.96 47.31 0.000308 65 0.00103 0.0022 0.000938

3 5890 11.98 48.01 0.00022 63.78 0.000655 0.0018 0.000818

Unit 4 (8/08) 1 17280 12.27 50.61 0.000214 63.51 0.0009 0.0257 0.00153

2 17255 12.13 50.65 0.000425 63.45 0.0013 0.026 0.000996

3 17189 11.63 49.79 0.000586 64.01 0.00116 0.0264 0.00108
USEPA Approved Extrapolation Method (PSC H2O) 

[Maximum extrap. value 3 times feed)

USEPA Approved Extrapolation Method

[1] [2] [3] [4] Proposed Proposed 

Unit 2 (LVM) Removal Max. ER at 75% LVM Feedrate Extrapolation Extrapolation

Em. Std.: 92 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit (Total) Limit (Pump.)

 (9/08) (%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr) (lb/hr)

1 99.99973 6718 0.001734 649

2 99.99991 7075 0.001826 1939

3 99.99979 7614 0.001965 918

Avg 99.99981 7136 0.001841 1169 140 140

[1] [2] [3] [4] Proposed 

Unit 2 (SVM) Removal Max. ER at 75% SVM Feedrate Extrapolation

Em. Std.: 230 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

 (9/08) (%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 99.99936 6718 0.004334 676

2 99.99977 7075 0.004564 2012

3 99.99942 7614 0.004912 854

Avg 99.99952 7136 0.004604 1180 189

[1] [2] [3] [4] Proposed 

Unit 2 (Hg) Removal Max. ER at 75% Hg Feedrate Extrapolation

Em. Std.: 130 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(8/08) (%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 65.61 8291 0.003024 0.0088

2 51.65 8246 0.003007 0.0062

3 50.06 7732 0.002819 0.0056

Avg 55.77 8090 0.002950 0.0069 0.0057

Extrapolated metals feedrates calculated using USEPA approved method.
USEPA Approved Extrapolation Method (PSC H2O) 

[Maximum extrap. value 3 times feed)

[1] [2] [3] [4] Proposed Proposed 

Unit 3 (LVM) Removal Max. ER at 75% LVM Feedrate Extrapolation Extrapolation

Em. Std.: 92 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit Limit (Pump.)

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr) (lb/hr)

1 99.99919 8802 0.002272 279

2 99.99935 7975 0.002058 316

3 99.99954 9142 0.002359 515

Avg 99.99936 8640 0.002230 370 143 143

[1] [2] [3] [4] Proposed 

Unit 3 (SVM) Removal Max. ER at 75% SVM Feedrate Extrapolation

Em. Std.: 230 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 99.99875 8802 0.005679 455

2 99.99842 7975 0.005145 325

3 99.99897 9142 0.005898 574

Avg 99.99871 8640 0.005574 451 193

[1] [2] [3] [4] Proposed 

Unit 3 (Hg) Removal Max. ER at 75% Hg Feedrate Extrapolation

Em. Std.: 130 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 53.25 8802 0.003210 0.0069

2 57.36 7975 0.002908 0.0068

3 54.56 9142 0.003334 0.0073

Avg 55.06 8640 0.003151 0.0070 0.0057

Extrapolated metals feedrates calculated using USEPA approved method.
USEPA Approved Extrapolation Method (PSC H2O) 

[Maximum extrap. value 3 times feed)

[1] [2] [3] [4] Proposed Proposed 

Unit 4 (LVM) Removal Max. ER at 75% LVM Feedrate Extrapolation Extrapolation

Em. Std.: 92 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit Limit (Pump.)

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr) (lb/hr)

1 99.99958 27711 0.007151 1691

2 99.99916 27234 0.007028 838

3 99.99882 25683 0.006628 563

Avg 99.99919 26876 0.006936 1031 151 151

[1] [2] [3] [4] Proposed 

Unit 4 (SVM) Removal Max. ER at 75% SVM Feedrate Extrapolation

Em. Std.: 230 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 99.99858 27711 0.017878 1262

2 99.99795 27234 0.017571 858

3 99.99819 25683 0.016570 914

Avg 99.99824 26876 0.017340 1011 191

[1] [2] [3] [4] Proposed 

Unit 4 (Hg) Removal Max. ER at 75% Hg Feedrate Extrapolation

Em. Std.: 130 ug/dscm Efficiency (RE) Stackflow of Standard OPL Limit

(%) (dscfm,7%O2) (lb/hr) (lb/hr) (lb/hr)

1 94.05 27711 0.010105 0.170

2 96.17 27234 0.009931 0.259

3 95.91 25683 0.009365 0.229

Avg 95.38 26876 0.009801 0.219 0.078

Extrapolated metals feedrates calculated using USEPA approved method.
2008 Metals and 2009 HCl Testing Removal Efficiencies

Unit 2 (LVM) Removal Unit 3 (LVM) Removal Unit 4 (LVM) Removal

Em. Std.: 92 ug/dscm Run Efficiency (RE) Em. Std.: 92 ug/dscm Run Efficiency (RE) Em. Std.: 92 ug/dscm Run Efficiency (RE)

 (9/08) (%) (8/08) (%) (8/08) (%)

1 99.99973 1 99.99919 1 99.99958

2 99.99991 2 99.99935 2 99.99916

3 99.99979 3 99.99954 3 99.99882

Avg 99.99981 Avg 99.99936 Avg 99.99919

Unit 2 (SVM) Removal Unit 3 (SVM) Removal Unit 4 (SVM) Removal

Em. Std.: 230 ug/dscm Run Efficiency (RE) Em. Std.: 230 ug/dscm Run Efficiency (RE) Em. Std.: 230 ug/dscm Run Efficiency (RE)

 (9/08) (%) (8/08) (%) (8/08) (%)

1 99.99936 1 99.99875 1 99.99858

2 99.99977 2 99.99842 2 99.99795

3 99.99942 3 99.99897 3 99.99819

Avg 99.99952 Avg 99.99871 Avg 99.99824

Unit 2 (Hg) Removal Unit 3 (Hg) Removal Unit 4 (Hg) Removal

Em. Std.: 130 ug/dscm Run Efficiency (RE) Em. Std.: 130 ug/dscm Run Efficiency (RE) Em. Std.: 130 ug/dscm Run Efficiency (RE)

(8/08) (%) (8/08) (%) (8/08) (%)

1 65.61 1 53.25 1 94.05

2 51.65 2 57.36 2 96.17

3 50.06 3 54.56 3 95.91

Avg 55.77 Avg 55.06 Avg 95.38

Unit 2 (HCl/Cl2) Removal Unit 3 (HCl/Cl2) Removal Unit 4 (HCl/Cl2) Removal

Em. Std.: 32 ppmv Run Efficiency (RE) Em. Std.: 32 ppmv Run Efficiency (RE) Em. Std.: 32 ppmv Run Efficiency (RE)

(12/09) (%) (12/09) (%) (12/09) (%)

1 99.86 1 99.89 1 99.19

2 99.83 2 99.89 2 98.92

3 99.71 3 99.77 3 99.91

Avg 99.80 Avg 99.85 Avg 99.34