### Name: Jon Hays

Title: Environmental Specialist Company: Duke Energy Sign Date: 9/2/2010 Name: Pat Ford Title: Project Manager Company: AECOM Sign Date: 8/26/2010 Permitted Facility Representative / Date Testing Company Representative / Date 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.

Wednesday, February 02, 2011 Page 1 of 13

### 9/2/2010

Facility Information: IN_Gubson Generating Station Unit 2
1097 N 950 W

Owensville IN 47665 Contact: Jon Hays Phone: 317-838-4445 Fax: 317-8382490 Email: jon.hays@duke.energy.com Testing Company:
AECOM 2 Technology Park Drive

Westford MA 01886 Contact: Patrick Ford Phone: 978-589-3427 Fax: 978-589-3100 Email: pat.ford@aecom.com

Air Permit Number: 051-23526-00013 Permitted Source ID/Name: Coal-Fired Electric Utility Boilers Unit 2 Permitted Maximum Process Rate: 5875 Max. Normal Operation Process Rate: 5875 Target Process Test Rate 5875

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: This description should describe the process and associated controls to differentiate this facility from, or document similarity with others of same SCC. Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: 1805100013 FRS #: 330015651387

SCC / Description 10100202 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 298.8 8 2 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 60 0 Stack Exit Cobalt Method 29 3 180 0 Stack Exit Manganese Method 29 3 180 0 Stack Exit Lead Method 29 3 180 0 Stack Exit Antimony Method 29 3 180 0 Stack Exit Nickel Method 29 3 180 0 Stack Exit Arsenic Method 29 3 180 0 Stack Exit



### Wednesday, February 02, 2011 Page 2 of 13

### 9/2/2010

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.

Chromium Method 29 3 180 0 Stack Exit Selenium Method 29 3 180 0 Stack Exit Cadmium Method 29 3 180 0 Stack Exit Beryllium Method 29 3 180 0 Stack Exit O2 Method 3A O2 3 60 0 Stack Exit Co2 Method 3A CO2 3 60 0 Stack Exit Inorganic (Aqueous)

Condensible Part. Method 5/OTM-28 3 180 0 Stack Exit
Organic Condensible

Particulate Method 5/OTM-28 3 180 0 Stack Exit

Total Particulate Method 5/OTM-28 3 180 0 Stack Exit Filterable Particulate Method 5/OTM-28 3 180 0 Stack Exit



### Wednesday, February 02, 2011 Page 3 of 13

### 9/2/2010

Sampling / Stack Data Results Summary



### Location Stack Exit - Method 29 Average Run Number 1 2 3
Test Date 6/22/2010 6/23/2010 6/23/2010 Run Start Time 12:45:00 PM 8:03:00 AM 11:45:00 AM

Run Finish Time 4:00:00 PM 11:18:00 AM 3:04:00 PM

Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 118.590 116.861 116.221 117.224 Moisture Content of Stack Gas, % 17.73 17.77 17.73 17.743 Moisture Saturation at Stack Gas Temperature, % 16.11 16.20 16.33 16.213 Carbon Dioxide, % 12.98 13.16 13.23 13.123 Oxygen, % 6.51 6.38 6.32 6.403 Average Stack Gas Temperature, °F 131.56 132.17 132.47 132.067 Dry Volumetric Flow Rate, dry scfm 1,606,469.1 1,576,432. 9 1,569,103.5 1,584,001.83 3 Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,195,387.9 2,136,953. 3 2,131,402.0 2,154,581.06 7 Percent Isokinetic of Sampling Rate, % 98.3 98.7 98.6 98.533 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000
Fw 10640 10640 10640 10,640.000
Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A CO2 Average Run Number
Test Date Run Start Time
Run Finish Time Carbon Dioxide, % Oxygen, % Dry Volumetric Flow Rate, dry scfm F-Factor, dscfm/MMBtu @ %O2 Moisture, % Fuel Type
Fw
Fc



### Wednesday, February 02, 2011 Page 4 of 13

### 9/2/2010

Location Stack Exit - Method 3A O2 Average Run Number
Test Date Run Start Time
Run Finish Time Carbon Dioxide, % Oxygen, % Dry Volumetric Flow Rate, dry scfm F-Factor, dscfm/MMBtu @ %O2 Moisture, % Fuel Type
Fw
Fc



### Location Stack Exit - Method 5/OTM-28 Average Run Number
Test Date Run Start Time
Run Finish Time Net Run Time, minutes Dry Gas Meter Volume Sampled, dscf Moisture Content of Stack Gas, % Moisture Saturation at Stack Gas Temperature, % Carbon Dioxide, % Oxygen, % 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
Fw
Fc



### Wednesday, February 02, 2011 Page 5 of 13

### 9/2/2010

Emissions Summary



### Location: Stack Exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.00087 0.00063 0.00086 0.001 Elb/hr 1.56E-03 1.12E-03 1.54E-03 0.001 lb/mmBtuO2 2.30E-07 1.67E-07 2.29E-07 0.000 ug/dscm 2.59E-01 1.90E-01 2.61E-01 0.237 ug/dscm@7%O2 2.50E-01 1.82E-01 2.49E-01 0.227 

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.01051 0.00758 0.00997 0.009 Elb/hr 1.88E-02 1.35E-02 1.78E-02 0.017 lb/mmBtuO2 2.78E-06 2.01E-06 2.65E-06 0.000 ug/dscm 3.13E+00 2.29E+00 3.03E+00 2.817 ug/dscm@7%O2 3.02E+00 2.19E+00 2.89E+00 2.700 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.00019 0.00013 0.00017 0.000 Elb/hr 3.40E-04 2.32E-04 3.04E-04 0.000 lb/mmBtuO2 5.02E-08 3.45E-08 4.52E-08 0.000 ug/dscm 5.66E-02 3.93E-02 5.17E-02 0.049 ug/dscm@7%O2 5.47E-02 3.76E-02 4.93E-02 0.047 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.00068 0.00041 0.00037 0.000 Elb/hr 1.22E-03 7.32E-04 6.61E-04 0.001 lb/mmBtuO2 1.80E-07 1.09E-07 9.84E-08 0.000 ug/dscm 2.03E-01 1.24E-01 1.12E-01 0.146 ug/dscm@7%O2 1.96E-01 1.19E-01 1.07E-01 0.141 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.0032 0.0035 0.0035 0.003 Elb/hr 5.73E-03 6.25E-03 6.25E-03 0.006 lb/mmBtuO2 8.45E-07 9.30E-07 9.31E-07 0.000 ug/dscm 9.53E-01 1.06E+00 1.06E+00 1.024 ug/dscm@7%O2 9.21E-01 1.01E+00 1.01E+00 0.980 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00047 0.00026 0.00101 0.001 Elb/hr 8.42E-04 4.64E-04 1.80E-03 0.001



### Wednesday, February 02, 2011 Page 6 of 13

### 9/2/2010
lb/mmBtuO2 1.24E-07 6.90E-08 2.69E-07 0.000 ug/dscm 1.40E-01 7.86E-02 3.07E-01 0.175 ug/dscm@7%O2 1.35E-01 7.52E-02 2.93E-01 0.168 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00218 0.00158 0.00258 0.002 Elb/hr 3.91E-03 2.82E-03 4.61E-03 0.004 lb/mmBtuO2 5.76E-07 4.20E-07 6.86E-07 0.000 ug/dscm 6.49E-01 4.78E-01 7.84E-01 0.637 ug/dscm@7%O2 6.27E-01 4.58E-01 7.47E-01 0.611 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.3174 0.5909 0.5729 0.494 Elb/hr 5.69E-01 1.05E+00 1.02E+00 0.880 lb/mmBtuO2 8.38E-05 1.57E-04 1.52E-04 0.000 ug/dscm 9.45E+01 1.79E+02 1.74E+02 149.167 ug/dscm@7%O2 9.13E+01 1.71E+02 1.66E+02 142.767 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.0041 0.00263 0.0045 0.004 Elb/hr 7.35E-03 4.69E-03 8.04E-03 0.007 lb/mmBtuO2 1.08E-06 6.98E-07 1.20E-06 0.000 ug/dscm 1.22E+00 7.95E-01 1.37E+00 1.128 ug/dscm@7%O2 1.18E+00 7.61E-01 1.31E+00 1.084 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.054 0.0567 0.0481 0.053 Elb/hr 9.68E-02 1.01E-01 8.59E-02 0.095 lb/mmBtuO2 1.43E-05 1.51E-05 1.28E-05 0.000 ug/dscm 1.61E+01 1.71E+01 1.46E+01 15.933 ug/dscm@7%O2 1.56E+01 1.64E+01 1.39E+01 15.300



### Location: Stack Exit - Method 5/OTM-28 Compound: Filterable Particulate Average RunNumber 1 2 3 Mass_mg 18.5 13.4 15.2 15.700 Elb/hr 3.11E+01 2.26E+01 2.51E+01 26.267 gr/dscf 2.23E-03 1.64E-03 1.83E-03 0.002 gr/dscf@7%O2 2.15E-03 1.57E-03 1.74E-03 0.002 lb/mmBtuO2 4.53E-03 3.31E-03 3.66E-03 0.004 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3



### Wednesday, February 02, 2011 Page 7 of 13

### 9/2/2010

Process Run Data Mass_mg 29.6 35.5 37.1 34.067 Elb/hr 4.97E+01 5.98E+01 6.13E+01 56.933 gr/dscf 3.57E-03 4.36E-03 4.46E-03 0.004 gr/dscf@7%O2 3.45E-03 4.17E-03 4.25E-03 0.004 lb/mmBtuO2 7.24E-03 8.76E-03 8.93E-03 0.008 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 5 6.7 8.2 6.633 Elb/hr 8.40E+00 1.13E+01 1.35E+01 11.067 gr/dscf 6.03E-04 8.22E-04 9.86E-04 0.001 gr/dscf@7%O2 5.82E-04 7.87E-04 9.40E-04 0.001 lb/mmBtuO2 1.22E-03 1.65E-03 1.97E-03 0.002 

### Compound: Total Particulate Average RunNumber 1 2 3 Mass_mg 51.1 53.6 58.5 54.400 Elb/hr 8.58E+01 9.04E+01 9.66E+01 90.933 gr/dscf 6.16E-03 6.58E-03 7.03E-03 0.007 gr/dscf@7%O2 5.95E-03 6.30E-03 6.70E-03 0.006 lb/mmBtuO2 1.25E-02 1.32E-02 1.41E-02 0.013



### Wednesday, February 02, 2011 Page 8 of 13

### 9/2/2010

Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 5 Heat Input 6968 Million Btu/Hr Run 3 PM/Metals 6444


### 5 Unit Gross Electrical Output 670 MW Run 3 PM/Metals 661
1 Heat Input 6991.6 Million Btu/Hr Run 1 PM/Metals 6444
2 Heat Input 0 Million Btu/Hr 6444


### 3 Heat Input 0 Million Btu/Hr 6444
4 Heat Input 6962.1 Million Btu/Hr Run 2 PM/Metals 6444
1 Unit Gross Electrical Output 676 MW Run 1 PM/Metals 661


### 4 Unit Gross Electrical Output 670 MW Run 2 PM/Metals 661

Run Name Value UOM Comments Target Value 1 List all emissions control devices in order of process flow. Choose from 0 0



### 1 drop down lists. If not on list add description and provide detailed 0 0

1 desription in section 5a. 0 0

Run Name Value UOM Comments 

### 1 Fuel Higher Heating Value 0 Btu/lb 1 Fuel Moisture 0 % 1 Ultimate/Proximate Analysis 0 1 Fuel Chlorine Content 0 mg/kg 

### 1 Fuel Fluorine Content 0 mg/kg 1 Metals Content 0 mg/kg



### Wednesday, February 02, 2011 Page 9 of 13

### 9/2/2010

Sampling / Stack Data Results Detail



### Location Stack Exit - Method 29 Average Run Number 1 2 3 Test Date 6/22/2010 6/23/2010 6/23/2010 Run Start Time 12:45:00 PM 8:03:00 AM 11:45:00 AM Run Finish Time 4:00:00 PM 11:18:00 AM 3:04:00 PM Net Traversing Points 36 36 36 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.193 0.193 0.193 0.193 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.032 1.032 1.032 1.032 Barometric Pressure, inches of Mercury 29.3 29.6 29.6 29.500 Average Orifice Meter Differential, inches H2O 1.72 1.65 1.64 1.670 Dry Gas Meter Volume Sampled, cubic feet 123.027 119.925 119.815 120.922 Average Dry Gas Meter Temperature, °F 95.96 95.47 98.00 96.477 Dry Gas Meter Volume Sampled, dscf 118.590 116.861 116.221 117.224 Total Moisture Liquid collected, g 542.9 536.4 532.2 537.167 Volume of Water Vapor, standard cubic feet 25.55 25.25 25.05 25.283 Moisture Content of Stack Gas, % 17.73 17.77 17.73 17.743 Moisture Saturation at Stack Gas Temperature, % 16.11 16.20 16.33 16.213 Dry Mole Fraction 0.8389 0.838 0.8367 0.838 Carbon Dioxide, % 12.98 13.16 13.23 13.123 Oxygen, % 6.51 6.38 6.32 6.403 Carbon Monoxide & Nitrogen, % 80.51 80.46 80.45 80.473 Fuel Factor 1.11 1.10 1.10 Dry Molecular Weight, lb/lb-Mole 30.34 30.36 30.37 30.357 Wet Molecular weight, lb/lb-Mole 28.64 28.64 28.60 28.627 Flue Gas Static Pressure, inches of H2O -0.88 -0.84 -0.82 -0.847 Absolute Flue Gas Pressure, inches of Mercury 29.24 29.54 29.54 29.440 Average Stack Gas Temperature, °F 131.56 132.17 132.47 132.067 Average Velocity Head, inches of H2O 1.5498196080 6466 1.482113817

09998 1.471649693

48678 1.501
Average Stack Gas Velocity, feet/second 75.14 73.14 72.95 73.743 Stack Cross-Sectional Area, square feet 486.955 486.955 486.955 486.955 Dry Volumetric Flow Rate, dry scfm 1,606,469.1 1,576,432.9 1,569,103.5 1,584,001.8 33 Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,195,387.9 2,136,953.3 2,131,402.0 2,154,581.0 67 Percent Isokinetic of Sampling Rate, % 98.3 98.7 98.6 98.533 Percent Excess Air, % 44.2 42.9 42.4 43.167 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 298.8 298.8 298.8 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 10640 10,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 02, 2011 Page 10 of 13

### 9/2/2010

Location Stack Exit - Method 3A CO2 Average Run Number Test Date Run Start Time Run Finish Time Carbon Dioxide, % Oxygen, % Fuel Factor Dry Volumetric Flow Rate, dry scfm F-Factor, dscfm/MMBtu @ %O2 Moisture, % Analyzer Make Analyzer Model Analyzer Serial Number Operating Range Operating Units No. Readings/Avg. Calibration Set Calibration Pre Zero Cylinder ID Calibration Pre Zero Cylinder Instrument Response Calibration Pre Zero Cylinder Bias Calibration Pre Zero Cylinder Drift Calibration Pre High Cylinder ID Calibration Pre High Cylinder Instrument Response Calibration Pre High Cylinder Bias Calibration Pre High Cylinder Drift Calibration Post Zero Cylinder ID Calibration Post Zero Cylinder Instrument Response Calibration Post Zero Cylinder Bias Calibration Post Zero Cylinder Drift Calibration Post High Cylinder ID Calibration Post High Cylinder Instrument Response Calibration Post High Cylinder Bias Calibration Post High Cylinder Drift Cavg Cavg Units Cgas Cgas Units Fuel Type Fw Fc Cgasw Cgasw Units



### Wednesday, February 02, 2011 Page 11 of 13

### 9/2/2010

Location Stack Exit - Method 3A O2 Average Run Number Test Date Run Start Time Run Finish Time Carbon Dioxide, % Oxygen, % Fuel Factor Dry Volumetric Flow Rate, dry scfm F-Factor, dscfm/MMBtu @ %O2 Moisture, % Analyzer Make Analyzer Model Analyzer Serial Number Operating Range Operating Units No. Readings/Avg. Calibration Set Calibration Pre Zero Cylinder ID Calibration Pre Zero Cylinder Instrument Response Calibration Pre Zero Cylinder Bias Calibration Pre Zero Cylinder Drift Calibration Pre High Cylinder ID Calibration Pre High Cylinder Instrument Response Calibration Pre High Cylinder Bias Calibration Pre High Cylinder Drift Calibration Post Zero Cylinder ID Calibration Post Zero Cylinder Instrument Response Calibration Post Zero Cylinder Bias Calibration Post Zero Cylinder Drift Calibration Post High Cylinder ID Calibration Post High Cylinder Instrument Response Calibration Post High Cylinder Bias Calibration Post High Cylinder Drift Cavg Cavg Units Cgas Cgas Units Fuel Type Fw Fc Cgasw Cgasw Units



### Wednesday, February 02, 2011 Page 12 of 13

### 9/2/2010

Location Stack Exit - Method 5/OTM-28 Average Run Number Test Date Run Start Time Run Finish Time Net Traversing Points Net Run Time, minutes Nozzle Diameter, inches Pitot Tube Coefficient Dry Gas Meter Calibration Factor Barometric Pressure, inches of Mercury Average Orifice Meter Differential, inches H2O Dry Gas Meter Volume Sampled, cubic feet Average Dry Gas Meter Temperature, °F Dry Gas Meter Volume Sampled, dscf Total Moisture Liquid collected, g Volume of Water Vapor, standard cubic feet Moisture Content of Stack Gas, % Moisture Saturation at Stack Gas Temperature, % Dry Mole Fraction Carbon Dioxide, % Oxygen, % Carbon Monoxide & Nitrogen, % Fuel Factor Dry Molecular Weight, lb/lb-Mole Wet Molecular weight, lb/lb-Mole Flue Gas Static Pressure, inches of H2O Absolute Flue Gas Pressure, inches of Mercury Average Stack Gas Temperature, °F Average Velocity Head, inches of H2O Average Stack Gas Velocity, feet/second Stack Cross-Sectional Area, square feet Dry Volumetric Flow Rate, dry scfm Actual Wet Volumetric Flue Gas Flow Rate, acfm Percent Isokinetic of Sampling Rate, % Percent Excess Air, % F-Factor, dscfm/MMBtu @ %O2 Round Duct Diameter, inches Rectangular Duct Width, inches Rectangular Duct Length, inches Fw Fc



### Wednesday, February 02, 2011 Page 13 of 13