### Name:

Title: Company: Sign Date: Name: Title: Company: Sign Date: 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.

Tuesday, February 15, 2011 Page 1 of 12

### Facility Information:

Harding Street 3700 S. Harding Street

Indianapolis IN 46217 Contact:Angelique Oliger Phone: (317) 261-5852 Fax: Of above personasdf Email: angelique.oliger@aes.com Testing Company: URS Corporation 1600 Perimeter Park Dr.

Morrisville Contact:Brad Justus Phone:919-461-1326 Fax: 919-461-1415 Email: Brad_Justus@urscorp.com

Air Permit Number: 990 Permitted Source ID/Name: 70 70 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: Concentric firing, Dry Bottom, 527 MMBtu/hr !!!!!UPDATE NEEDED!!!!! Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: 1809700033 FRS #: 110000396991

SCC / Description10100212 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Pulverized Coal: Dry Bottom (Tangential) (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 312 624 2496 4 0 3 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 Selenium Method 29 3 240 0 Stack Exit Arsenic Method 29 3 240 0 Stack Exit Beryllium Method 29 3 240 0 Stack Exit Cadmium Method 29 3 240 0 Stack Exit Chromium Method 29 3 240 0 Stack Exit Lead Method 29 3 240 0 Stack Exit



### Tuesday, February 15, 2011 Page 2 of 12

### 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.

Antimony Method 29 3 240 0 Stack Exit Nickel Method 29 3 240 0 Stack Exit Cobalt Method 29 3 240 0 Stack Exit Filterable Particulate Method 29 3 240 0 Stack Exit Manganese Method 29 3 240 0 Stack Exit Filterable Particulate Method 5/OTM-28 3 240 0 Use only for wet stacks. Delete OTM27/OTM28 test. Stack Exit

Inorganic (Aqueous)

Condensible Part. Method 5/OTM-28 3 240 0 Use only for wet stacks. Delete OTM27/OTM28 test. Stack Exit

Organic Condensible

Particulate Method 5/OTM-28 3 240 0 Use only for wet stacks. Delete OTM27/OTM28 test. Stack Exit

Total Particulate Method 5/OTM-28 3 240 0 Use only for wet stacks. Delete OTM27/OTM28 test. Stack Exit



### Tuesday, February 15, 2011 Page 3 of 12

### Sampling / Stack Data Results Summary



### Location Stack Exit - Method 29 Average Run Number 1 2 3 Test Date 4/13/2010 4/13/2010 4/14/2010 Run Start Time 8:20:00 AM2:40:00 PM 8:20:00 AM Run Finish Time 1:15:00 PM7:10:00 PM 12:50:00 PM Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 136.587 133.297 135.375 135.086 Moisture Content of Stack Gas, % 13.12 13.55 11.59 12.753 Moisture Saturation at Stack Gas Temperature, % 12.24 12.66 12.14 12.347 Carbon Dioxide, % 11.1 10.8 11.6 11.167 Oxygen, % 8 7.8 8 7.933 Average Stack Gas Temperature, °F 121.13 122.33 120.98 121.480 Dry Volumetric Flow Rate, dry scfm 1,224,579.91,214,985.4 1,230,951.3 1,223,505.53 3 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,584,504.5 1,582,911.7 1,573,036.4 1,580,150.86 7 Percent Isokinetic of Sampling Rate, % 102.6 100.9 101.1 101.533 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



### Tuesday, February 15, 2011 Page 4 of 12

### 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



### Tuesday, February 15, 2011 Page 5 of 12

### Emissions Summary



### Location: Stack Exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.0019 0.0016 0.001 0.002 Elb/hr 2.25E-03 1.93E-03 1.20E-03 0.002 lb/mmBtuO2 4.86E-07 4.13E-07 2.58E-07 0.000 mg/dscm 4.91E-04 4.24E-04 2.61E-04 0.000 mg/dscm@7%O2 5.29E-04 4.50E-04 2.81E-04 0.000 

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.0174 0.0147 0.009 0.014 Elb/hr 2.06E-02 1.77E-02 1.08E-02 0.016 lb/mmBtuO2 4.45E-06 3.79E-06 2.32E-06 0.000 mg/dscm 4.50E-03 3.90E-03 2.35E-03 0.004 mg/dscm@7%O2 4.85E-03 4.14E-03 2.53E-03 0.004 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.001 0.0009 0.0005 0.001 Elb/hr 1.19E-03 1.09E-03 6.01E-04 0.001 lb/mmBtuO2 2.56E-07 2.32E-07 1.29E-07 0.000 mg/dscm 2.59E-04 2.38E-04 1.30E-04 0.000 mg/dscm@7%O2 2.79E-04 2.53E-04 1.40E-04 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.0017 0.0013 0.0009 0.001 Elb/hr 2.02E-03 1.57E-03 1.08E-03 0.002 lb/mmBtuO2 4.35E-07 3.35E-07 2.32E-07 0.000 mg/dscm 4.40E-04 3.44E-04 2.35E-04 0.000 mg/dscm@7%O2 4.74E-04 3.65E-04 2.53E-04 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.0285 0.0153 0.018 0.021 Elb/hr 3.38E-02 1.84E-02 2.17E-02 0.025 lb/mmBtuO2 7.29E-06 3.95E-06 4.64E-06 0.000 mg/dscm 7.37E-03 4.05E-03 4.70E-03 0.005 mg/dscm@7%O2 7.94E-03 4.30E-03 5.06E-03 0.006 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.0016 0.0012 0.0011 0.001 Elb/hr 1.90E-03 1.45E-03 1.32E-03 0.002



### Tuesday, February 15, 2011 Page 6 of 12lb/mmBtuO2 4.09E-07 3.10E-07 2.84E-07 0.000 mg/dscm 4.14E-04 3.18E-04 2.87E-04 0.000 mg/dscm@7%O2 4.46E-04 3.37E-04 3.09E-04 0.000 

### Compound: Filterable Particulate Average RunNumber 1 2 3 Mass_mg 116.6 117 108.2 113.933 Elb/hr 1.38E+02 1.41E+02 1.30E+02 136.333 lb/mmBtuO2 2.98E-02 3.02E-02 2.79E-02 0.029 mg/dscm 3.02E+01 3.10E+01 2.82E+01 29.800 mg/dscm@7%O2 3.25E+01 3.29E+01 3.04E+01 31.933 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.0192 0.0559 0.0248 0.033 Elb/hr 2.28E-02 6.74E-02 2.98E-02 0.040 lb/mmBtuO2 4.91E-06 1.44E-05 6.40E-06 0.000 mg/dscm 4.96E-03 1.48E-02 6.47E-03 0.009 mg/dscm@7%O2 5.34E-03 1.57E-02 6.97E-03 0.009 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.0266 0.0122 0.0143 0.018 Elb/hr 3.15E-02 1.47E-02 1.72E-02 0.021 lb/mmBtuO2 6.80E-06 3.15E-06 3.69E-06 0.000 mg/dscm 6.88E-03 3.23E-03 3.73E-03 0.005 mg/dscm@7%O2 7.41E-03 3.43E-03 4.02E-03 0.005 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.0382 0.0182 0.0133 0.023 Elb/hr 4.53E-02 2.19E-02 1.60E-02 0.028 lb/mmBtuO2 9.77E-06 4.70E-06 3.43E-06 0.000 mg/dscm 9.88E-03 4.82E-03 3.47E-03 0.006 mg/dscm@7%O2 1.06E-02 5.11E-03 3.74E-03 0.006 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.0901 0.0792 0.0748 0.081 Elb/hr 1.07E-01 9.55E-02 9.00E-02 0.098 lb/mmBtuO2 2.30E-05 2.04E-05 1.93E-05 0.000 mg/dscm 2.33E-02 2.10E-02 1.95E-02 0.021 mg/dscm@7%O2 2.51E-02 2.23E-02 2.10E-02 0.023



### Location: Stack Exit - Method 5/OTM-28 Compound: Filterable Particulate Average RunNumber 1 2 3



### Tuesday, February 15, 2011 Page 7 of 12

### Process Run Data Mass_mg 56.7 34.7 55.9 49.100 Elb/hr 6.68E+01 4.23E+01 6.77E+01 58.933 gr/dscf 6.46E-03 4.12E-03 6.61E-03 0.006 lb/mmBtuO2 1.46E-02 9.19E-03 1.50E-02 0.013 mg/dscm 1.48E+01 9.44E+00 1.51E+01 13.113 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3 Mass_mg 87.6 122.4 60 90.000 Elb/hr 1.03E+02 1.49E+02 7.26E+01 108.200 gr/dscf 9.98E-03 1.45E-02 7.10E-03 0.011 lb/mmBtuO2 2.26E-02 3.24E-02 1.61E-02 0.024 mg/dscm 2.28E+01 3.33E+01 1.62E+01 24.100 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 2.8 2.7 1.7 2.400 Elb/hr 3.30E+00 3.29E+00 2.06E+00 2.883 gr/dscf 3.19E-04 3.21E-04 2.01E-04 0.000 lb/mmBtuO2 7.22E-04 7.15E-04 4.55E-04 0.001 mg/dscm 7.30E-01 7.34E-01 4.60E-01 0.641 

### Compound: Total Particulate Average RunNumber 1 2 3 Mass_mg 147.1 159.8 117.6 141.500 Elb/hr 1.73E+02 1.95E+02 1.42E+02 170.000 gr/dscf 1.68E-02 1.90E-02 1.39E-02 0.017 lb/mmBtuO2 3.79E-02 4.23E-02 3.15E-02 0.037 mg/dscm 3.83E+01 4.35E+01 3.18E+01 37.867



### Tuesday, February 15, 2011 Page 8 of 12

### Process Run Data



### Run Name Value UOM Comments Target Value 1 Bituminous Coal Burned 0 Tons/hr 0 

### 2 Bituminous Coal Burned 0 Tons/hr 0 3 Bituminous Coal Burned 0 Tons/hr 0 1 Average Heat Input 3981.5 MMBtu/hr 0 

### 2 Average Heat Input 4077.8 MMBtu/hr 0 3 Average Heat Input 3955.4 MMBtu/hr 0 1 Steam Output 2915.61000 lb steam/hr 0 

### 2 Steam Output 2968.11000 lb steam/hr 0 3 Steam Output 2926.31000 lb steam/hr 0 1 Synfuel Firing Rate 0 0 

### 2 Synfuel Firing Rate 0 0 3 Synfuel Firing Rate 0 0 1 Petroleum Coke Firing Rate 0 0 

### 2 Petroleum Coke Firing Rate 0 0 3 Petroleum Coke Firing Rate 0 0 1 Coal Gas Firing Rate 0 0 

### 2 Coal Gas Firing Rate 0 0 3 Coal Gas Firing Rate 0 0 1 Fuel Oil Firing Rate 0 0 

### 2 Fuel Oil Firing Rate 0 0 3 Fuel Oil Firing Rate 0 0 1 Flue Gas Flow Rate 0 dscfm 0 

### 1 Pressure Drop Across FGD (if applicable) 0 in H20 0 1 FGD Scrubber Liquor pH 0.92 pH 0 

### 1 FGD Scrubber Liquor Flow Rate 247.12 gal/min 0 1 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0

1 Flue Gas Oxygen Content 0 % 0 

### 1 Flue Gas Carbon Dioxide Content 0 % 0 1 Flue Gas Moisture Content 0 % 0 1 Flue Gas Sampling Point Temperature 0 Deg F 0 

### 1 Flue Gas Pressure 0 atm 0 1 Standard Pressure 0 atm 0 1 Standard Temperature 0 Deg F 0



### Tuesday, February 15, 2011 Page 9 of 12

### APCD Run Data

Process Lab Run Data 1 Unit Gross Electrical Output 445.22 MW 0 

### 1 Unit Net Electric Generation 417.38 MWh 0

Run Name Value UOM Comments Target Value 1 LOW NOX BURNERS 0 0 1 OVERFIRE AIR 0 0 

### 1 SELECTIVE NONCATALYTIC REDUCTION FOR NOX 0 0

1 DRY SORBENT INJECTION 0 0 

### 1 ELECTROSTATIC PRECIPITATOR 0 0 1 CAUSTIC SCRUBBER 0 0



### Run Name Value UOM Comments 1 Fuel Higher Heating Value 0 Btu/lb 

### 1 Fuel Moisture 0 % 1 Fuel Mercury Content 0 ppm 1 Fuel Cadmium Content 0 ppm 

### 1 Ultimate/Proximate Analysis 0 1 Fuel Nickel Content 0 ppm 1 Fuel Arsenic Content 0 ppm 1 Fuel Chromium Content 0 ppm 

### 1 Fuel Beryllium Content 0 ppm 1 Fuel Lead Content 0 ppm 1 Fuel Manganese Content 0 ppm 

### 1 Fuel Chlorine Content 0 ppm 1 Fuel Fluorine Content 0 ppm

Tuesday, February 15, 2011 Page 10 of 12

### Sampling / Stack Data Results Detail



### Location Stack Exit - Method 29 Average Run Number 1 2 3 Test Date 4/13/2010 4/13/2010 4/14/2010 Run Start Time 8:20:00 AM 2:40:00 PM 8:20:00 AM Run Finish Time 1:15:00 PM 7:10:00 PM 12:50:00 PM Net Traversing Points 48 48 48 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.21 0.21 0.21 0.210 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.017 1.017 1.017 1.017 Barometric Pressure, inches of Mercury 29.05 29.05 29.19 29.097 Average Orifice Meter Differential, inches H2O 0.95 0.95 0.94 0.947 Dry Gas Meter Volume Sampled, cubic feet 142.552 141.271 140.329 141.384 Average Dry Gas Meter Temperature, °F 85.44 93.88 84.33 87.883 Dry Gas Meter Volume Sampled, dscf 136.587 133.297 135.375 135.086 Total Moisture Liquid collected, g 438.2 443.9 377 419.700 Volume of Water Vapor, standard cubic feet 20.63 20.89 17.75 19.757 Moisture Content of Stack Gas, % 13.12 13.55 11.59 12.753 Moisture Saturation at Stack Gas Temperature, % 12.24 12.66 12.14 12.347 Dry Mole Fraction 0.8776 0.8734 0.8841 0.878 Carbon Dioxide, % 11.1 10.8 11.6 11.167 Oxygen, % 8 7.8 8 7.933 Carbon Monoxide & Nitrogen, % 80.9 81.4 80.4 80.900 Fuel Factor 1.16 1.21 1.11 Dry Molecular Weight, lb/lb-Mole 30.10 30.04 30.18 30.107 Wet Molecular weight, lb/lb-Mole 28.78 28.68 28.77 28.743 Flue Gas Static Pressure, inches of H2O -0.72 -0.72 -0.72 -0.720 Absolute Flue Gas Pressure, inches of Mercury 29.00 29.00 29.14 29.047 Average Stack Gas Temperature, °F 121.13 122.33 120.98 121.480 Average Velocity Head, inches of H2O 0.6889862053 622340.683835888

151936 0.682322674

348332 0.685
Average Stack Gas Velocity, feet/second 49.74 49.69 49.38 49.603 Stack Cross-Sectional Area, square feet 530.929 530.929 530.929 530.929 Dry Volumetric Flow Rate, dry scfm 1,224,579.9 1,214,985.4 1,230,951.31,223,505.5 33 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,584,504.5 1,582,911.7 1,573,036.41,580,150.8 67 Percent Isokinetic of Sampling Rate, % 102.6 100.9 101.1 101.533 Percent Excess Air, % 59.9 57.0 60.5 59.133 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 312 312 312 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



### Tuesday, February 15, 2011 Page 11 of 12

### 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



### Tuesday, February 15, 2011 Page 12 of 12