### Name:

Title: Company: Sign Date: Name: Title: Company: Sign Date: Permitted Facility Representative / Date Testing Company Representative / Date 

## WYGEN II EPA ICR Test Plan Final Test Report for

/ / Based on information and belief formed after reasonable inquiry, I certify that the statements and information in this test report are true, accurate, and complete. I have reviewed all testing details and results in this test report and hereby certify that the test report is authentic and accurate.

Friday, January 21, 2011 Page 1 of 28

### WYGEN II EPA ICR Test Plan

Facility Information:
WYGEN 2 13151 Highway 51

Gillette W 82718 Contact:Tim Mordhorst Phone: 605-721-2181 Fax: Email: Tim.Mordhorst@blackhillscorp.co

m Testing Company: Air Pollution Testing, Inc.
5530 Marshall Street

Arvada CO80002 Contact:Scott Bouchard Phone:303-420-5949 Fax: Email: sbouchard@airtest.net

Air Permit Number: 56319 Permitted Source ID/Name: 4 4 Permitted Maximum Process Rate: n/a Max. Normal Operation Process Rate: N/A Target Process Test Rate N/A

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: pulverized subbituminous coal wall fired boiler (100MW Gross - 1300MMBtu/hr). Unit is equipped with SO2 dry lime slurry scrubber, ammonia injection/NOx catalyst w/low NOx burners, calcium chloride injection and activated carbon Hg control and a fabric filter baghouse for PM. Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #:Enter ARS ID FRS #:Enter FRS ID

SCC / Description10100202 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Pulverized Coal: Dry Bottom (Bituminous Coal)

The following state and federal regulations that apply to the proposed testing:

Location Round

Duct Diam. Distance from upstream dist. Distance from

downstream dist. Number of

Traverse Ports Equiv. Diam Min.Travers Points Rect. Duct Length /Width Stack Exit 123 100 250 4 0 12 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location % H2O Method 1 - 4 3 240 0 Stack Exit Carbon Monoxide Method 10 3 120 0 Stack Exit Total organic compounds

(TOC) as Propane Method 25A 3 120 0 Stack Exit
Hydrogen Fluoride Method 26 3 60 0 Stack Exit Hydrogen Chloride Method 26 3 60 0 Stack Exit



### Friday, January 21, 2011 Page 2 of 28

### WYGEN II EPA ICR Test Plan

The following describes any modifications and/or deviations to the applicable test methods. If alternative methods were requested, see the attachments for documentation of request AND approval, including dates.

Organic Condensible Particulate OTM - 27/28 3 460 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Inorganic (Aqueous)

Condensible Part. OTM - 27/28 3 460 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Filterable PM2.5 - PM10 OTM - 27/28 0 Stack Exit Total PM2.5 OTM - 27/28 3 460 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Total Particulate OTM - 27/28 3 460 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Nickel Method 29 3 240 0 Stack Exit Manganese Method 29 3 240 0 Stack Exit Lead Method 29 3 240 0 Stack Exit Chromium Method 29 3 240 0 Stack Exit Cadmium Method 29 3 240 0 Stack Exit Beryllium Method 29 3 240 0 Stack Exit Arsenic Method 29 3 240 0 Stack Exit Antimony Method 29 3 240 0 Stack Exit Selenium Method 29 3 240 0 Stack Exit Co2 Method 3A CO2 11 120 0 Stack Exit O2 Method 3A O2 11 120 0 Stack Exit



### Friday, January 21, 2011 Page 3 of 28

### WYGEN II EPA ICR Test Plan

Sampling / Stack Data Results Summary



### Location Stack Exit - Method 10 Average Run Number 1 2 3
Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM 11:09:00 AM 1:25:00 PM

Run Finish Time 10:53:00 AM1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135 240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Fuel Type Override Override Override
Fw 10610 10640 10640 10,630.000
Fc 1040 1800 1800 1,546.667



### Location Stack Exit - Method 25A Average Run Number 1 2 3
Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM 11:09:00 AM 1:25:00 PM

Run Finish Time 10:53:00 AM1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135 240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Friday, January 21, 2011 Page 4 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 26 Average Run Number 1 2 3
Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time
Run Finish Time Net Run Time, minutes 60 Dry Gas Meter Volume Sampled, dscf 3.688 3.705 3.711 3.701 Moisture Content of Stack Gas, % 0.00 0.00 0.00 0.000 Moisture Saturation at Stack Gas Temperature, % Carbon Dioxide, % 15.1 15.1 15 15.067 Oxygen, % 4.4 4.4 4.7 4.500 Average Stack Gas Temperature, °F Dry Volumetric Flow Rate, dry scfm Actual Wet Volumetric Flue Gas Flow Rate, acfm Percent Isokinetic of Sampling Rate, % F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000
Fw 0 0 0 0.000
Fc 0 0 0 0.000



### Location Stack Exit - Method 29 Average Run Number 1 2 3
Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time 9:00:00 AM 7:50:00 AM 7:06:00 AM

Run Finish Time 12:40:00 PM 11:30:00 AM 10:46:00 AM

Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 187.951 177.417 167.950 177.773 Moisture Content of Stack Gas, % 15.03 16.44 17.10 16.190 Moisture Saturation at Stack Gas Temperature, % 63.47 59.81 60.04 61.107 Carbon Dioxide, % 15.1 14.9 15 15.000 Oxygen, % 4.3 4.4 4.5 4.400 Average Stack Gas Temperature, °F 182.17 180.00 179.50 180.557 Dry Volumetric Flow Rate, dry scfm 248,767.0 240,313.4 227,930.4 239,003.600 Actual Wet Volumetric Flue Gas Flow Rate, acfm 422,267.4 408,701.7 396,324.3 409,097.800 Percent Isokinetic of Sampling Rate, % 106.0 103.5 103.3 104.267 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Friday, January 21, 2011 Page 5 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 Average Run Number 1 10 11
Test Date 5/4/2010 5/6/2010 5/6/2010 Run Start Time 8:09:00 AM 10:44:00 AM 12:54:00 PM

Run Finish Time 10:09:00 AM 12:44:00 PM 2:33:00 PM

Carbon Dioxide, % 15 15 15 15.000 Oxygen, % 4.3 4.7 4.8 4.600 Dry Volumetric Flow Rate, dry scfm 248677 227932 227860 234,823.000 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 17.1 17.1 16.433 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A CO2 3 Average Run Number 2 3 4
Test Date 5/4/2010 5/4/2010 5/4/2010 Run Start Time 10:23:00 AM 12:34:00 PM 2:39:00 PM

Run Finish Time 12:23:00 PM2:34:00 PM 4:55:00 PM Carbon Dioxide, % 15.3 15.1 15 15.133 Oxygen, % 4.4 4.4 4.5 4.433 Dry Volumetric Flow Rate, dry scfm 248527 248662 248672 248,620.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 15.1 15.1 15.100 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Friday, January 21, 2011 Page 6 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 3 6 Average Run Number 5 6 7
Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM 11:09:00 AM 1:25:00 PM

Run Finish Time 10:53:00 AM1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135 240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A CO2 3 6 9 Average Run Number 8 9
Test Date 5/6/2010 5/6/2010
Run Start Time 6:25:00 AM 8:37:00 AM Run Finish Time 8:25:00 AM 10:37:00 AM Carbon Dioxide, % 14.6 15.3 14.950 Oxygen, % 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 228174 227847 228,010.500 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9,820.000 Moisture, % 17.1 17.1 17.100 Fuel Type Override Override
Fw 10640 10640 10,640.000
Fc 1800 1800 1,800.000



### Friday, January 21, 2011 Page 7 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 Average Run Number 1 10 11
Test Date 5/4/2010 5/6/2010 5/6/2010 Run Start Time 8:09:00 AM 10:44:00 AM 12:54:00 PM

Run Finish Time 10:09:00 AM 12:44:00 PM 2:33:00 PM

Carbon Dioxide, % 15 15 15 15.000 Oxygen, % 4.3 4.7 4.8 4.600 Dry Volumetric Flow Rate, dry scfm 248677 227932 227860 234,823.000 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 17.1 17.1 16.433 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A O2 3 Average Run Number 2 3 4
Test Date 5/4/2010 5/4/2010 5/4/2010 Run Start Time 10:23:00 AM 12:34:00 PM 2:39:00 PM

Run Finish Time 12:23:00 PM2:34:00 PM 4:55:00 PM Carbon Dioxide, % 15.3 15.1 15 15.133 Oxygen, % 4.4 4.4 4.5 4.433 Dry Volumetric Flow Rate, dry scfm 248527 248662 248672 248,620.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 15.1 15.1 15.100 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Friday, January 21, 2011 Page 8 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 3 6 Average Run Number 5 6 7
Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM 11:09:00 AM 1:25:00 PM

Run Finish Time 10:53:00 AM1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135 240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Fuel Type Override Override Override
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A O2 3 6 9 Average Run Number 8 9
Test Date 5/6/2010 5/6/2010
Run Start Time 6:25:00 AM 8:37:00 AM Run Finish Time 8:25:00 AM 10:37:00 AM Carbon Dioxide, % 14.6 15.3 14.950 Oxygen, % 4.4 4.4 4.400 Dry Volumetric Flow Rate, dry scfm 228174 227847 228,010.500 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9,820.000 Moisture, % 17.1 17.1 17.100 Fuel Type Override Override
Fw 10640 10640 10,640.000
Fc 1800 1800 1,800.000



### Friday, January 21, 2011 Page 9 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - OTM - 27/28 Average Run Number 1 2 3
Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time
Run Finish Time Net Run Time, minutes 462.75 467.75 453.25 Dry Gas Meter Volume Sampled, dscf 141.740 139.056 132.566 137.787 Moisture Content of Stack Gas, % 12.65 15.43 16.13 14.737 Moisture Saturation at Stack Gas Temperature, % 56.15 55.62 56.99 56.253 Carbon Dioxide, % 15.1 14.9 15 15.000 Oxygen, % 4.3 4.4 4.5 4.400 Average Stack Gas Temperature, °F 176.67 176.75 177.17 176.863 Dry Volumetric Flow Rate, dry scfm 243,548.4 241,379.7 230,515.5 238,481.200 Actual Wet Volumetric Flue Gas Flow Rate, acfm 398,700.8 403,552.7 394,740.0 398,997.833 Percent Isokinetic of Sampling Rate, % 99.9 97.8 100.8 99.500 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000
Fw 0 0 0 0.000
Fc 0 0 0 0.000



### Friday, January 21, 2011 Page 10 of 28

### WYGEN II EPA ICR Test Plan

Emissions Summary



### Location: Stack Exit - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 Elb/hr 1.80E+01 3.39E+01 3.47E+01 28.867 lb/mmBtuO2 1.55E-02 2.93E-02 2.99E-02 0.025 ppm 1.72E+01 3.24E+01 3.31E+01 27.567 ppm@7%O2 1.45E+01 2.73E+01 2.79E+01 23.233



### Location: Stack Exit - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 Elb/hr 3.56E-01 4.70E-01 8.30E-01 0.552 lb/mmBtuO2 3.07E-04 4.06E-04 7.17E-04 0.000 ppm 2.15E-01 2.85E-01 5.03E-01 0.334 ppm@7%O2 1.81E-01 2.40E-01 4.24E-01 0.282



### Location: Stack Exit - Method 26 Compound: Hydrogen Chloride Average RunNumber 1 2 3 Mass_mg 0.062 0.049 0.05 0.054 lb/mmBtuO2 4.61E-04 3.63E-04 3.76E-04 0.000 mg/dscm 5.94E-01 4.67E-01 4.76E-01 0.512 mg/dscm@7%O2 5.00E-01 3.93E-01 4.08E-01 0.434 ppm 3.92E-01 3.08E-01 3.14E-01 0.338 ppm@7%O2 3.30E-01 2.59E-01 2.69E-01 0.286 

### Compound: Hydrogen Fluoride Average RunNumber 1 2 3 Mass_mg 0.062 0.049 0.05 0.054 lb/mmBtuO2 4.61E-04 3.63E-04 3.76E-04 0.000 mg/dscm 5.94E-01 4.67E-01 4.76E-01 0.512 mg/dscm@7%O2 5.00E-01 3.93E-01 4.08E-01 0.434 ppm 7.14E-01 5.61E-01 5.72E-01 0.616 ppm@7%O2 6.01E-01 4.73E-01 4.91E-01 0.522



### Location: Stack Exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.0006 0.00074 0.0006 0.001 Elb/hr 1.05E-04 1.33E-04 1.08E-04 0.000 lb/mmBtuO2 8.70E-08 1.14E-07 9.86E-08 0.000 mg/dscm 1.13E-04 1.47E-04 1.26E-04 0.000 mg/dscm@7%O2 9.46E-05 1.24E-04 1.07E-04 0.000



### Friday, January 21, 2011 Page 11 of 28

### WYGEN II EPA ICR Test Plan

Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.0006 0.00094 0.0006 0.001 Elb/hr 1.05E-04 1.68E-04 1.08E-04 0.000 lb/mmBtuO2 8.70E-08 1.45E-07 9.86E-08 0.000 mg/dscm 1.13E-04 1.87E-04 1.26E-04 0.000 mg/dscm@7%O2 9.46E-05 1.58E-04 1.07E-04 0.000 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.0003 0.0003 0.0003 0.000 Elb/hr 5.25E-05 5.38E-05 5.39E-05 0.000 lb/mmBtuO2 4.35E-08 4.64E-08 4.93E-08 0.000 mg/dscm 5.64E-05 5.97E-05 6.31E-05 0.000 mg/dscm@7%O2 4.72E-05 5.03E-05 5.35E-05 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.00055 0.00155 0.00049 0.001 Elb/hr 9.63E-05 2.78E-04 8.80E-05 0.000 lb/mmBtuO2 7.98E-08 2.40E-07 8.05E-08 0.000 mg/dscm 1.03E-04 3.09E-04 1.03E-04 0.000 mg/dscm@7%O2 8.62E-05 2.60E-04 8.73E-05 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.004 0.05498 0.0052 0.021 Elb/hr 7.00E-04 9.85E-03 9.33E-04 0.004 lb/mmBtuO2 5.80E-07 8.50E-06 8.54E-07 0.000 mg/dscm 7.52E-04 1.09E-02 1.09E-03 0.004 mg/dscm@7%O2 6.30E-04 9.18E-03 9.24E-04 0.004 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00133 0.00226 0.00146 0.002 Elb/hr 2.33E-04 4.05E-04 2.62E-04 0.000 lb/mmBtuO2 1.93E-07 3.49E-07 2.40E-07 0.000 mg/dscm 2.50E-04 4.50E-04 3.07E-04 0.000 mg/dscm@7%O2 2.09E-04 3.79E-04 2.60E-04 0.000 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.00473 0.01185 0.0087 0.008 Elb/hr 8.28E-04 2.12E-03 1.56E-03 0.002 lb/mmBtuO2 6.86E-07 1.83E-06 1.43E-06 0.000 mg/dscm 8.89E-04 2.36E-03 1.83E-03 0.002 mg/dscm@7%O2 7.44E-04 1.99E-03 1.55E-03 0.001



### Friday, January 21, 2011 Page 12 of 28

### WYGEN II EPA ICR Test Plan

Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.0097 0.02777 0.00424 0.014 Elb/hr 1.70E-03 4.98E-03 7.61E-04 0.002 lb/mmBtuO2 1.41E-06 4.29E-06 6.97E-07 0.000 mg/dscm 1.82E-03 5.53E-03 8.92E-04 0.003 mg/dscm@7%O2 1.52E-03 4.66E-03 7.56E-04 0.002 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.00185 0.00185 0.00185 0.002 Elb/hr 3.24E-04 3.31E-04 3.32E-04 0.000 lb/mmBtuO2 2.68E-07 2.86E-07 3.04E-07 0.000 mg/dscm 3.48E-04 3.68E-04 3.89E-04 0.000 mg/dscm@7%O2 2.91E-04 3.10E-04 3.30E-04 0.000



### Location: Stack Exit - OTM - 27/28 Compound: Filterable PM2.5 - PM10 Average RunNumber 1 2 3 Mass_mg 9.35 13.7 12.9 11.983 Elb/hr 2.13E+00 3.15E+00 2.97E+00 2.750 lb/mmBtuO2 1.80E-03 2.70E-03 2.68E-03 0.002 mg/dscm 2.33E+00 3.48E+00 3.44E+00 3.083 mg/dscm@7%O2 1.95E+00 2.93E+00 2.92E+00 2.600 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3 Mass_mg 76.9 98.7 98.5 91.367 Elb/hr 1.75E+01 2.27E+01 2.27E+01 20.967 lb/mmBtuO2 1.48E-02 1.95E-02 2.05E-02 0.018 mg/dscm 1.92E+01 2.51E+01 2.62E+01 23.500 mg/dscm@7%O2 1.61E+01 2.11E+01 2.22E+01 19.800 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 5 12.4 4.5 7.300 Elb/hr 1.14E+00 2.85E+00 1.04E+00 1.677 lb/mmBtuO2 9.62E-04 2.45E-03 9.37E-04 0.001 mg/dscm 1.25E+00 3.15E+00 1.20E+00 1.867 mg/dscm@7%O2 1.05E+00 2.65E+00 1.02E+00 1.573 

### Compound: Total Particulate Average RunNumber 1 2 3 Mass_mg 93.85 127.55 120 113.800 Elb/hr 2.13E+01 2.93E+01 2.76E+01 26.067 lb/mmBtuO2 1.80E-02 2.52E-02 2.50E-02 0.023 mg/dscm 2.34E+01 3.24E+01 3.20E+01 29.267


### Friday, January 21, 2011 Page 13 of 28

### WYGEN II EPA ICR Test Plan

Process Run Data mg/dscm@7%O2 1.96E+01 2.73E+01 2.71E+01 24.667 

### Compound: Total PM2.5 Average RunNumber 1 2 3 Mass_mg 2.6 2.75 4.1 3.150 Elb/hr 5.91E-01 6.31E-01 9.43E-01 0.722 lb/mmBtuO2 5.00E-04 5.42E-04 8.53E-04 0.001 mg/dscm 6.48E-01 6.98E-01 1.09E+00 0.812 mg/dscm@7%O2 5.43E-01 5.88E-01 9.24E-01 0.685



### Friday, January 21, 2011 Page 14 of 28

### WYGEN II EPA ICR Test Plan

Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 1 Coal Firing Rate 135 ton/hr 0


### 2 Coal Firing Rate 0 ton/hr 0
3 Coal Firing Rate 0 ton/hr 0
1 Average Heat Input 1151 MMBtu/hr 0


### 2 Average Heat Input 0 MMBtu/hr 0
3 Average Heat Input 0 MMBtu/hr 0
1 Steam Flow Rate 384000 lb/hr 0


### 2 Steam Flow Rate 0 lb/hr 0
3 Steam Flow Rate 0 lb/hr 0
1 Flue Gas Carbon Dioxide Content 13 % 0


### 1 Flue Gas Sampling Point Temperature 180 Deg F 0
1 Flue Gas Pressure 0.85 atm 0
1 Standard Pressure 14.7 atm 0


### 1 Unit Gross Electrical Output 101 MW 0
1 Unit Net Electric Generation 93 MWh 0

Run Name Value UOM Comments Target Value 

### 1 LOW NOX BURNERS 0 0
1 OVERFIRE AIR 0 0
1 CATALYTIC REDUCTION 0 0


### 1 DRY SCRUBBER 0 0
1 FABRIC FILTER 0 0

Friday, January 21, 2011 Page 15 of 28

### WYGEN II EPA ICR Test Plan

Sampling / Stack Data Results Detail



### Location Stack Exit - Method 10 Average Run Number 1 2 3 Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM11:09:00 AM 1:25:00 PM Run Finish Time 10:53:00 AM 1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Fuel Factor 1.15 1.08 1.09 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Analyzer Make TECO TECO TECO Analyzer Model 48C 48C 48C Analyzer Serial Number 4 4 4 4.000 Operating Range 78.1 78.1 78.1 78.100 Operating Units ppm ppm ppm No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 -0.4 -0.133 Calibration Pre Zero Cylinder Bias 0 0 -0.51 -0.170 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC279546 CC279546 CC279546 Calibration Pre High Cylinder Instrument Response 36.8 36.4 36.4 36.533 Calibration Pre High Cylinder Bias 0.13 -0.38 -0.38 -0.210 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 -0.4 -0.1 -0.167 Calibration Post Zero Cylinder Bias 0 -0.51 -0.13 -0.213 Calibration Post Zero Cylinder Drift 0 0.51 0.38 0.297 Calibration Post High Cylinder ID CC279546 CC279546 CC279546 Calibration Post High Cylinder Instrument Response 36.4 36.4 36.4 36.400 Calibration Post High Cylinder Bias -0.38 -0.38 -0.38 -0.380 Calibration Post High Cylinder Drift 0.51 0 0 0.170 Cavg 17.1 32 32.7 27.267 Cavg Units ppmvd ppmvd ppmvd Cgas 17.1934 32.376 33.0849 27.551 Cgas Units ppmvd ppmvd ppmvd Fuel Type Override Override Override Fw 10610 10640 1064010,630.000 Fc 1040 1800 1800 1,546.667 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 16 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 25A Average Run Number 1 2 3 Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM11:09:00 AM 1:25:00 PM Run Finish Time 10:53:00 AM 1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Fuel Factor 1.15 1.08 1.09 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Analyzer Make Thermo Thermo Thermo Analyzer Model 55C 55C 55C Analyzer Serial Number Operating Range 100 100 100 100.000 Operating Units ppm ppm ppm No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0.1 -0.1 0.000 Calibration Pre Zero Cylinder Bias 0 0.13 -0.13 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC279546 CC279546 CC279546 Calibration Pre High Cylinder Instrument Response 30.3 31.2 30.6 30.700 Calibration Pre High Cylinder Bias -8.19 -7.04 -7.81 -7.680 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0.1 -0.1 0 0.000 Calibration Post Zero Cylinder Bias 0.13 -0.13 0 0.000 Calibration Post Zero Cylinder Drift 0.13 0.26 0.13 0.173 Calibration Post High Cylinder ID CC279546 CC279546 CC279546 Calibration Post High Cylinder Instrument Response 31.2 30.6 30.6 30.800 Calibration Post High Cylinder Bias -7.04 -7.81 -7.81 -7.553 Calibration Post High Cylinder Drift 1.15 0.77 0 0.640 Cavg 0.2 0.2 0.3 0.233 Cavg Units ppmvw ppmvw ppmvw Cgas 0.2153 0.2853 0.5033 0.335 Cgas Units ppmvd ppmvd ppmvd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0.1798045602 605860.238187702

265372 0.420228384

991843 0.279
Cgasw Units ppmvw ppmvw ppmvw



### Friday, January 21, 2011 Page 17 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 26 Average Run Number 1 2 3 Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time Run Finish Time Net Traversing Points 12 12 12 Net Run Time, minutes 60 Nozzle Diameter, inches Pitot Tube Coefficient Dry Gas Meter Calibration Factor 0.994 0.994 0.994 0.994 Barometric Pressure, inches of Mercury 25.31 25.6 25.22 25.377 Average Orifice Meter Differential, inches H2O 3.61 3.30 3.40 3.437 Dry Gas Meter Volume Sampled, cubic feet 4.248 4.243 4.246 4.246 Average Dry Gas Meter Temperature, °F 56.75 59.13 51.13 55.670 Dry Gas Meter Volume Sampled, dscf 3.688 3.705 3.711 3.701 Total Moisture Liquid collected, g 0 0 0.000 Volume of Water Vapor, standard cubic feet 0.00 0.00 Moisture Content of Stack Gas, % 0.00 0.00 0.00 0.000 Moisture Saturation at Stack Gas Temperature, % Dry Mole Fraction Carbon Dioxide, % 15.1 15.1 15 15.067 Oxygen, % 4.4 4.4 4.7 4.500 Carbon Monoxide & Nitrogen, % 80.5 80.5 80.3 80.433 Fuel Factor 1.09 1.09 1.08 Dry Molecular Weight, lb/lb-Mole 30.59 30.59 30.59 30.590 Wet Molecular weight, lb/lb-Mole Flue Gas Static Pressure, inches of H2O -1.1 -1.1 -1.1 -1.100 Absolute Flue Gas Pressure, inches of Mercury 25.23 25.52 25.14 25.297 Average Stack Gas Temperature, °F Average Velocity Head, inches of H2O Average Stack Gas Velocity, feet/second Stack Cross-Sectional Area, square feet 82.516 82.516 82.516 82.516 Dry Volumetric Flow Rate, dry scfm Actual Wet Volumetric Flue Gas Flow Rate, acfm Percent Isokinetic of Sampling Rate, % Percent Excess Air, % 26.1 26.1 28.5 26.900 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Round Duct Diameter, inches 123 123 123 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 0 0 0 0.000 Fc 0 0 0 0.000



### Friday, January 21, 2011 Page 18 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 29 Average Run Number 1 2 3 Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time 9:00:00 AM 7:50:00 AM 7:06:00 AM Run Finish Time 12:40:00 PM11:30:00 AM10:46:00 AM Net Traversing Points 12 12 12 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.212 0.212 0.212 0.212 Pitot Tube Coefficient 0.83 0.83 0.83 0.830 Dry Gas Meter Calibration Factor 0.996 0.996 0.996 0.996 Barometric Pressure, inches of Mercury 25.31 25.6 25.22 25.377 Average Orifice Meter Differential, inches H2O 2.09 1.80 1.68 1.857 Dry Gas Meter Volume Sampled, cubic feet 218.862 200.909 194.754 204.842 Average Dry Gas Meter Temperature, °F 61.17 52.17 56.54 56.627 Dry Gas Meter Volume Sampled, dscf 187.951 177.417 167.950 177.773 Total Moisture Liquid collected, g 706.3 741.5 736.1 727.967 Volume of Water Vapor, standard cubic feet 33.25 34.90 34.65 34.267 Moisture Content of Stack Gas, % 15.03 16.44 17.10 16.190 Moisture Saturation at Stack Gas Temperature, % 63.47 59.81 60.04 61.107 Dry Mole Fraction 0.8497 0.8356 0.829 0.838 Carbon Dioxide, % 15.1 14.9 15 15.000 Oxygen, % 4.3 4.4 4.5 4.400 Carbon Monoxide & Nitrogen, % 80.6 80.7 80.5 80.600 Fuel Factor 1.10 1.11 1.09 Dry Molecular Weight, lb/lb-Mole 30.59 30.56 30.58 30.577 Wet Molecular weight, lb/lb-Mole 28.70 28.50 28.43 28.543 Flue Gas Static Pressure, inches of H2O -1.1 -1.1 -1.1 -1.100 Absolute Flue Gas Pressure, inches of Mercury 25.23 25.52 25.14 25.297 Average Stack Gas Temperature, °F 182.17 180.00 179.50 180.557 Average Velocity Head, inches of H2O 1.6291931220 74181.538158990

48527 1.422422449

00193 1.530
Average Stack Gas Velocity, feet/second 85.29 82.55 80.05 82.630 Stack Cross-Sectional Area, square feet 82.516 82.516 82.516 82.516 Dry Volumetric Flow Rate, dry scfm 248,767.0 240,313.4 227,930.4239,003.600 Actual Wet Volumetric Flue Gas Flow Rate, acfm 422,267.4 408,701.7 396,324.3409,097.800 Percent Isokinetic of Sampling Rate, % 106.0 103.5 103.3 104.267 Percent Excess Air, % 25.3 26.0 26.9 26.067 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Round Duct Diameter, inches 123 123 123 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Friday, January 21, 2011 Page 19 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 Average Run Number 1 10 11 Test Date 5/4/2010 5/6/2010 5/6/2010 Run Start Time 8:09:00 AM10:44:00 AM 12:54:00 PM Run Finish Time 10:09:00 AM12:44:00 PM 2:33:00 PM Carbon Dioxide, % 15 15 15 15.000 Oxygen, % 4.3 4.7 4.8 4.600 Fuel Factor 1.11 1.08 1.07 Dry Volumetric Flow Rate, dry scfm 248677 227932 227860234,823.000 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 17.1 17.1 16.433 Analyzer Make Servomex Servomex Servomex Analyzer Model 1415C 1415C 1415C Analyzer Serial Number 6 6 6 6.000 Operating Range 19.2 19.2 19.2 19.200 Operating Units % % % No. Readings/Avg. 120 120 99 113.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 15 15 15 15.000 Cavg Units %vd %vd %vd Cgas 15 15 15 15.000 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 20 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 3 Average Run Number 2 3 4 Test Date 5/4/2010 5/4/2010 5/4/2010 Run Start Time 10:23:00 AM12:34:00 PM 2:39:00 PM Run Finish Time 12:23:00 PM 2:34:00 PM 4:55:00 PM Carbon Dioxide, % 15.3 15.1 15 15.133 Oxygen, % 4.4 4.4 4.5 4.433 Fuel Factor 1.08 1.09 1.09 Dry Volumetric Flow Rate, dry scfm 248527 248662 248672248,620.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 15.1 15.1 15.100 Analyzer Make Servomex Servomex Servomex Analyzer Model 1415C 1415C 1415C Analyzer Serial Number 6 6 6 6.000 Operating Range 19.2 19.2 19.2 19.200 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10 10.1 10.067 Calibration Pre High Cylinder Bias 0 -0.52 0 -0.173 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10 10.1 10.1 10.067 Calibration Post High Cylinder Bias -0.52 0 0 -0.173 Calibration Post High Cylinder Drift 0.52 0.52 0 0.347 Cavg 15.2 15 15 15.067 Cavg Units %vd %vd %vd Cgas 15.2756 15.0746 15 15.117 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 21 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 3 6 Average Run Number 5 6 7 Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM11:09:00 AM 1:25:00 PM Run Finish Time 10:53:00 AM 1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Fuel Factor 1.15 1.08 1.09 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Analyzer Make Servomex Servomex Servomex Analyzer Model 1415C 1415C 1415C Analyzer Serial Number 6 6 6 6.000 Operating Range 19.2 19.2 19.2 19.200 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 14.4 15.3 15.1 14.933 Cavg Units %vd %vd %vd Cgas 14.4 15.3 15.1 14.933 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 22 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A CO2 3 6 9 Average Run Number 8 9 Test Date 5/6/2010 5/6/2010 Run Start Time 6:25:00 AM 8:37:00 AM Run Finish Time 8:25:00 AM10:37:00 AM Carbon Dioxide, % 14.6 15.3 14.950 Oxygen, % 4.4 4.4 4.400 Fuel Factor 1.13 1.08 Dry Volumetric Flow Rate, dry scfm 228174 227847 228,010.500 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9,820.000 Moisture, % 17.1 17.1 17.100 Analyzer Make Servomex Servomex Analyzer Model 1415C 1415C Analyzer Serial Number 6 6 6.000 Operating Range 19.2 19.2 19.200 Operating Units % % No. Readings/Avg. 120 120 120.000 Calibration Set 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0.000 Cavg 14.6 15.3 14.950 Cavg Units %vd %vd Cgas 14.6 15.3 14.950 Cgas Units %vd %vd Fuel Type Override Override Fw 10640 10640 10,640.000 Fc 1800 1800 1,800.000 Cgasw 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 23 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 Average Run Number 1 10 11 Test Date 5/4/2010 5/6/2010 5/6/2010 Run Start Time 8:09:00 AM10:44:00 AM 12:54:00 PM Run Finish Time 10:09:00 AM12:44:00 PM 2:33:00 PM Carbon Dioxide, % 15 15 15 15.000 Oxygen, % 4.3 4.7 4.8 4.600 Fuel Factor 1.11 1.08 1.07 Dry Volumetric Flow Rate, dry scfm 248677 227932 227860234,823.000 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 17.1 17.1 16.433 Analyzer Make Servomex Servomex Servomex Analyzer Model 1420C 1420C 1420C Analyzer Serial Number 1 1 1 1.000 Operating Range 20.9 20.9 20.9 20.900 Operating Units % % % No. Readings/Avg. 120 120 99 113.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10 10 10.033 Calibration Pre High Cylinder Bias 0 -0.52 -0.52 -0.347 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10 10.1 10.067 Calibration Post High Cylinder Bias 0 -0.52 0 -0.173 Calibration Post High Cylinder Drift 0 0 0.52 0.173 Cavg 4.3 4.6 4.8 4.567 Cavg Units %vd %vd %vd Cgas 4.3 4.646 4.8239 4.590 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 24 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 3 Average Run Number 2 3 4 Test Date 5/4/2010 5/4/2010 5/4/2010 Run Start Time 10:23:00 AM12:34:00 PM 2:39:00 PM Run Finish Time 12:23:00 PM 2:34:00 PM 4:55:00 PM Carbon Dioxide, % 15.3 15.1 15 15.133 Oxygen, % 4.4 4.4 4.5 4.433 Fuel Factor 1.08 1.09 1.09 Dry Volumetric Flow Rate, dry scfm 248527 248662 248672248,620.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 15.1 15.1 15.1 15.100 Analyzer Make Servomex Servomex Servomex Analyzer Model 1420C 1420C 1420C Analyzer Serial Number 1 1 1 1.000 Operating Range 20.9 20.9 20.9 20.900 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 4.4 4.4 4.5 4.433 Cavg Units %vd %vd %vd Cgas 4.4 4.4 4.5 4.433 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 25 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 3 6 Average Run Number 5 6 7 Test Date 5/5/2010 5/5/2010 5/5/2010 Run Start Time 8:53:00 AM11:09:00 AM 1:25:00 PM Run Finish Time 10:53:00 AM 1:09:00 PM 3:25:00 PM Carbon Dioxide, % 14.4 15.3 15.1 14.933 Oxygen, % 4.4 4.4 4.4 4.400 Fuel Factor 1.15 1.08 1.09 Dry Volumetric Flow Rate, dry scfm 240526 240027 240135240,229.333 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Moisture, % 16.5 16.5 16.5 16.500 Analyzer Make Servomex Servomex Servomex Analyzer Model 1420C 1420C 1420C Analyzer Serial Number 1 1 1 1.000 Operating Range 20.9 20.9 20.9 20.900 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 2 2 2 2.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID alm064128b alm064128b alm064128b Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID alm064128b alm064128b alm064128b Calibration Post High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 4.4 4.4 4.4 4.400 Cavg Units %vd %vd %vd Cgas 4.4 4.4 4.4 4.400 Cgas Units %vd %vd %vd Fuel Type Override Override Override Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 26 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - Method 3A O2 3 6 9 Average Run Number 8 9 Test Date 5/6/2010 5/6/2010 Run Start Time 6:25:00 AM 8:37:00 AM Run Finish Time 8:25:00 AM10:37:00 AM Carbon Dioxide, % 14.6 15.3 14.950 Oxygen, % 4.4 4.4 4.400 Fuel Factor 1.13 1.08 Dry Volumetric Flow Rate, dry scfm 228174 227847 228,010.500 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9,820.000 Moisture, % 17.1 17.1 17.100 Analyzer Make Servomex Servomex Analyzer Model 1420C 1420C Analyzer Serial Number 1 1 1.000 Operating Range 20.9 20.9 20.900 Operating Units % % No. Readings/Avg. 120 120 120.000 Calibration Set 1 1 1.000 Calibration Pre Zero Cylinder ID CC118468 CC118468 Calibration Pre Zero Cylinder Instrument Response 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0.000 Calibration Pre High Cylinder ID alm064128 alm064128 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0.000 Calibration Post Zero Cylinder ID CC118468 CC118468 Calibration Post Zero Cylinder Instrument Response 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0.000 Calibration Post High Cylinder ID alm064128 alm064128 Calibration Post High Cylinder Instrument Response 10.1 10 10.050 Calibration Post High Cylinder Bias 0 -0.52 -0.260 Calibration Post High Cylinder Drift 0 0.52 0.260 Cavg 4.4 4.3 4.350 Cavg Units %vd %vd Cgas 4.4 4.3214 4.361 Cgas Units %vd %vd Fuel Type Override Override Fw 10640 10640 10,640.000 Fc 1800 1800 1,800.000 Cgasw 0 0 0.000 Cgasw Units



### Friday, January 21, 2011 Page 27 of 28

### WYGEN II EPA ICR Test Plan

Location Stack Exit - OTM - 27/28 Average Run Number 1 2 3 Test Date 5/4/2010 5/5/2010 5/6/2010 Run Start Time Run Finish Time Net Traversing Points 12 12 12 Net Run Time, minutes 462.75 467.75 453.25 Nozzle Diameter, inches 0.138 0.138 0.138 0.138 Pitot Tube Coefficient 0.82 0.82 0.82 0.820 Dry Gas Meter Calibration Factor 0.994 0.994 0.994 0.994 Barometric Pressure, inches of Mercury 25.31 25.6 25.22 25.377 Average Orifice Meter Differential, inches H2O 0.33 0.30 0.30 0.310 Dry Gas Meter Volume Sampled, cubic feet 166.653 159.829 154.028 160.170 Average Dry Gas Meter Temperature, °F 62.50 56.58 54.46 57.847 Dry Gas Meter Volume Sampled, dscf 141.740 139.056 132.566 137.787 Total Moisture Liquid collected, g 436.2 539.3 541.7 505.733 Volume of Water Vapor, standard cubic feet 20.53 25.38 25.50 23.803 Moisture Content of Stack Gas, % 12.65 15.43 16.13 14.737 Moisture Saturation at Stack Gas Temperature, % 56.15 55.62 56.99 56.253 Dry Mole Fraction 0.8735 0.8457 0.8387 0.853 Carbon Dioxide, % 15.1 14.9 15 15.000 Oxygen, % 4.3 4.4 4.5 4.400 Carbon Monoxide & Nitrogen, % 80.6 80.7 80.5 80.600 Fuel Factor 1.10 1.11 1.09 Dry Molecular Weight, lb/lb-Mole 30.59 30.56 30.58 30.577 Wet Molecular weight, lb/lb-Mole 29.00 28.62 28.55 28.723 Flue Gas Static Pressure, inches of H2O -1.1 -1.1 -1.1 -1.100 Absolute Flue Gas Pressure, inches of Mercury 25.23 25.52 25.14 25.297 Average Stack Gas Temperature, °F 176.67 176.75 177.17 176.863 Average Velocity Head, inches of H2O 1.5163719407 01391.550860642

95722 1.457007527

15545 1.508
Average Stack Gas Velocity, feet/second 80.53 81.51 79.73 80.590 Stack Cross-Sectional Area, square feet 82.516 82.516 82.516 82.516 Dry Volumetric Flow Rate, dry scfm 243,548.4 241,379.7 230,515.5238,481.200 Actual Wet Volumetric Flue Gas Flow Rate, acfm 398,700.8 403,552.7 394,740.0398,997.833 Percent Isokinetic of Sampling Rate, % 99.9 97.8 100.8 99.500 Percent Excess Air, % 25.3 26.0 26.9 26.067 F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000 Round Duct Diameter, inches 123 123 123 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 0 0 0 0.000 Fc 0 0 0 0.000



### Friday, January 21, 2011 Page 28 of 28