### 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.

Wednesday, February 16, 2011 Page 1 of 14

### Facility Information:

AES Petersburg 6925 N. State Road 57

Petersburg IN47567 Contact:Angelique Oliger Phone:(317) 261-5852 ext ____ Fax: Email: angelique.oliger@aes.com Testing Company: URS Corporation 1600 Perimeter Park Dr.

Morrisville NC27560 Contact:Brad Justus Phone:919-461-1100 Fax: 919-461-1415 Email:Brad_Justus@URScorp.com

Air Permit Number: 994 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: 530 MW, Low NOx Burner, Overfire Air, ESP, FGD Industry/SCC/NAIS221112

Sampling Location Information:

Test Parameter Information: AFS #:1812500002 FRS #:330015653241

SCC / Description10100211 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Wet 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 354 708 2832 4 0 3 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location % H2O Method 1 - 4 3 180 0 Stack Exit Carbon Monoxide Method 10 3 120 0 Stack Exit Formaldehyde Method 0011 3 120 0 Stack Exit 2,3,7,8-TCDD Method 23 3 480 0 Stack Exit 1,2,3,7,8-PeCDD Method 23 3 480 0 Stack Exit 1,2,3,4,7,8-HxCDD Method 23 3 480 0 Stack Exit 1,2,3,6,7,8-HxCDD Method 23 3 480 0 Stack Exit



### Wednesday, February 16, 2011 Page 2 of 141,2,3,7,8,9-HxCDD Method 23 3 480 0

Stack Exit 1,2,3,4,6,7,8-HpCDD Method 23 3 480 0 Stack Exit OCDD Method 23 3 480 0 Stack Exit 2,3,7,8-TCDF Method 23 3 480 0 Stack Exit 1,2,3,7,8-PeCDF Method 23 3 480 0 Stack Exit 2,3,4,7,8-PeCDF Method 23 3 480 0 Stack Exit 1,2,3,4,7,8-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,6,7,8-HxCDF Method 23 3 480 0 Stack Exit 2,3,4,6,7,8-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,7,8,9-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,4,6,7,8-HpCDF Method 23 3 480 0 Stack Exit 1,2,3,4,7,8,9-HpCDF Method 23 3 480 0 Stack Exit OCDF Method 23 3 480 0 Stack Exit Other TCDD Method 23 0 Stack Exit Other PeCDD Method 23 0 Stack Exit Other HxCDD Method 23 0 Stack Exit Other HpCDD Method 23 0 Stack Exit Other TCDF Method 23 0 Stack Exit Other PeCDF Method 23 0 Stack Exit Other HxCDF Method 23 0 Stack Exit Other HpCDF Method 23 0 Stack Exit Total Dioxins Method 23 3 480 0 Stack Exit Total Furans Method 23 3 480 0 Stack Exit 3,3',4,4'-TCB (PCB77) Method 23 3 480 0 Stack Exit 3,4,4',5-TCB (PCB81) Method 23 3 480 0 Stack Exit 2,3,3',4,4'-PeCB (PCB105) Method 23 3 480 0 Stack Exit 2,3,4,4',5-PeCB (PCB114) Method 23 3 480 0 Stack Exit 2,3',4,4',5-PeCB (PCB118) Method 23 3 480 0 Stack Exit 2',3,4,4',5-PeCB (PCB123) Method 23 3 480 0 Stack Exit 3,3',4,4',5-PeCB (PCB126) Method 23 3 480 0 Stack Exit 2,3,3',4,4',5/2,3,3',4,4',5'-

HxCB (PCBs156/157) Method 23 3 480 0 Stack Exit
2,3',4,4',5,5'-HxCB (PCB167)Method 23 3 480 0 Stack Exit 3,3',4,4',5,5'-HxCB (PCB169)Method 23 3 480 0 Stack Exit 2,3,3',4,4',5,5'-HpCB

(PCB189) Method 23 3 480 0 Stack Exit

Total PCBs Method 23 3 480 0 Stack Exit Total TEQ Method 23 3 480 0 Stack Exit Total organic compounds

(TOC) as Propane Method 25A 3 120 0 Stack Exit
Hydrogen Chloride Method 26 3 180 0 Stack Exit Hydrogen Fluoride Method 26 3 180 0 Stack Exit Hydrogen Fluoride Method 26A 3 180 0 Stack Exit Hydrogen Chloride Method 26A 3 180 0 Stack Exit Filterable PM2.5 OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Filterable Particulate OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Inorganic (Aqueous)

Condensible Part. OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit



### Wednesday, February 16, 2011 Page 3 of 14

### 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 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Total PM2.5 OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Total Particulate OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Filterable Particulate Method 29 3 240 0 Stack Exit Antimony 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 Magnesium Method 29 3 240 0 Stack Exit Manganese Method 29 3 240 0 Stack Exit Mercury Method 29 3 240 0 Stack Exit Selenium Method 29 3 240 0 Stack Exit Nickel Method 29 3 240 0 Stack Exit O2 Method 3A O2 3 480 0 Stack Exit O2 Method 3A O2 3 240 0 Stack Exit O2 Method 3A O2 3 120 0 Stack Exit Co2 Method 3A CO2 3 480 0 Stack Exit Total Particulate Method 5/OTM-28 3 240 0 Use only for wet stacks. Delete OTM27/OTM28 test. 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

Filterable Particulate Method 5 3 240 0 Stack Exit Sulfur Dioxide Method 6C 3 180 0 Stack Exit Nitrogen oxides (NOx) Method 7E 3 180 0 Stack Exit



### Wednesday, February 16, 2011 Page 4 of 14

### Sampling / Stack Data Results Summary



### LocationStack Exit - Method 10 Average Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM 12:50:00 PM 3:55:00 PM

Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 0 0 0 0.000 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 10640 10,640.000 Fc 1800 1800 1800 1,800.000



### LocationStack Exit - Method 25A Average Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM 12:50:00 PM 3:55:00 PM

Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 32.3 35.6 32.7 33.533 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 10640 10,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 16, 2011 Page 5 of 14

### Location Stack Exit - Method 3A CO2 Average

Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM 12:50:00 PM 3:55:00 PM

Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 0 0 0 0.000 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 10640 10,640.000 Fc 1800 1800 1800 1,800.000



### Location Stack Exit - Method 3A O2 Average Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM 12:50:00 PM 3:55:00 PM

Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 0 0 0 0.000 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 10640 10,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 16, 2011 Page 6 of 14

### Emissions Summary

Process Run Data 

### Location: Stack Exit - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 1.33E-01 4.57E-02 4.66E-02 0.075 ppm 1.34E+02 4.54E+01 4.56E+01 75.000 ppm@7%O2 1.24E+02 4.27E+01 4.36E+01 70.100



### Location: Stack Exit - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 lb/mmBtuO2 0.00E+00 0.00E+00 0.00E+00 0.000 ppm 0.00E+00 0.00E+00 0.00E+00 0.000 ppm@7%O2 0.00E+00 0.00E+00 0.00E+00 0.000



### Wednesday, February 16, 2011 Page 7 of 14

### Process Run Data



### Run Name Value UOM Comments Target Value 1 Bituminous Coal Burned 221 Tons/hr 0


### 2 Bituminous Coal Burned 229 Tons/hr 0 3 Bituminous Coal Burned 230 Tons/hr 0
1 Average Heat Input 4980 MMBtu/hr 0


### 2 Average Heat Input 5142 MMBtu/hr 0 3 Average Heat Input 5163 MMBtu/hr 0
1 Steam Output 35881000 lb steam/hr 0


### 2 Steam Output 39741000 lb steam/hr 0 3 Steam Output 38971000 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 pH 0


### 1 FGD Scrubber Liquor Flow Rate 0 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



### Wednesday, February 16, 2011 Page 8 of 14

### APCD Run Data

Process Lab Run Data 1 Unit Gross Electrical Output 549.4 MW 0


### 1 Unit Net Electric Generation 516.8 MWh 0

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


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

Run Name ValueUOM Comments 

### 1 Fuel Higher Heating Value 12859Btu/lb 1 Fuel Moisture 14 % 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 2 Fuel Higher Heating Value 12780Btu/lb 

### 2 Fuel Moisture 14 % 2 Fuel Mercury Content 0 ppm 2 Fuel Cadmium Content 0 ppm 2 Ultimate/Proximate Analysis 0 

### 2 Fuel Nickel Content 0 ppm 2 Fuel Arsenic Content 0 ppm 2 Fuel Chromium Content 0 ppm 

### 2 Fuel Beryllium Content 0 ppm 2 Fuel Lead Content 0 ppm 2 Fuel Manganese Content 0 ppm 2 Fuel Chlorine Content 0 ppm 

### 2 Fuel Fluorine Content 0 ppm 3 Fuel Higher Heating Value 12952Btu/lb 3 Fuel Moisture 14 %



### Wednesday, February 16, 2011 Page 9 of 14

### 3 Fuel Mercury Content 0 ppm



### 3 Fuel Cadmium Content 0 ppm 3 Ultimate/Proximate Analysis 0 3 Fuel Nickel Content 0 ppm 3 Fuel Arsenic Content 0 ppm 

### 3 Fuel Chromium Content 0 ppm 3 Fuel Beryllium Content 0 ppm 3 Fuel Lead Content 0 ppm 

### 3 Fuel Manganese Content 0 ppm 3 Fuel Chlorine Content 0 ppm 3 Fuel Fluorine Content 0 ppm



### Wednesday, February 16, 2011 Page 10 of 14

### Sampling / Stack Data Results Detail



### LocationStack Exit - Method 10 Average Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM12:50:00 PM 3:55:00 PM Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Fuel Factor 1.13 1.16 1.14 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Moisture, % 0 0 0 0.000 Analyzer Make CAI CAI CAI Analyzer Model 602P 602P 602P Analyzer Serial Number V12029-M V12029-M V12029-M Operating Range 0 0 0 0.000 Operating Units No. Readings/Avg. 0 0 0 0.000 Calibration Set 31 31 31 31.000 Calibration Pre Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Pre Zero Cylinder Instrument Response 0.1 -0.4 0.4 0.033 Calibration Pre Zero Cylinder Bias -0.04 -0.14 0.02 -0.053 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID COPlaceHolde
rCOPlaceHol

derCOPlaceHold

er Calibration Pre High Cylinder Instrument Response 269.7 267.1 266.3 267.700 Calibration Pre High Cylinder Bias 0.31 -0.19 -0.35 -0.077 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Post Zero Cylinder Instrument Response -0.4 0.4 0.4 0.133 Calibration Post Zero Cylinder Bias -0.14 0.02 0.02 -0.033 Calibration Post Zero Cylinder Drift 0.1 0.16 0 0.087 Calibration Post High Cylinder ID COPlaceHolde
rCOPlaceHol

derCOPlaceHold

er Calibration Post High Cylinder Instrument Response 267.1 266.3 266.8 266.733 Calibration Post High Cylinder Bias -0.19 -0.35 -0.25 -0.263 Calibration Post High Cylinder Drift 0.5 0.16 0.1 0.253 Cavg 137.2 46.1 46.6 76.633 Cavg Units ppmvd ppmvd ppmvd Cgas 134.3069 45.3913 45.5838 75.094 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Wednesday, February 16, 2011 Page 11 of 14

### Location Stack Exit - Method 25A Average

Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM12:50:00 PM 3:55:00 PM Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Fuel Factor 1.13 1.16 1.14 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Moisture, % 32.3 35.6 32.7 33.533 Analyzer Make CAI CAI CAI Analyzer Model 300-HFID 300-HFID 300-HFID Analyzer Serial Number 27JO2004 27JO2004 27JO2004 Operating Range 0 0 0 0.000 Operating Units No. Readings/Avg. 0 0 0 0.000 Calibration Set 41 41 41 41.000 Calibration Pre Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Pre Zero Cylinder Instrument Response 0.1 0.09 0.1 0.097 Calibration Pre Zero Cylinder Bias 0 -0.01 0 -0.003 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID THCPlaceHol derTHCPlaceHo

lderTHCPlaceHol

der Calibration Pre High Cylinder Instrument Response 20.6 20.14 20.65 20.463 Calibration Pre High Cylinder Bias 0 -0.38 0.04 -0.113 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Post Zero Cylinder Instrument Response 0.1 0.1 -0.2 0.000 Calibration Post Zero Cylinder Bias 0 0 -0.25 -0.083 Calibration Post Zero Cylinder Drift 0 0.01 0.25 0.087 Calibration Post High Cylinder ID THCPlaceHol derTHCPlaceHo

lderTHCPlaceHol

der Calibration Post High Cylinder Instrument Response 20.1 20.65 20.2 20.317 Calibration Post High Cylinder Bias -0.41 0.04 -0.33 -0.233 Calibration Post High Cylinder Drift 0.41 0.42 0.37 0.400 Cavg -0.2 -0.72 -0.4 -0.440 Cavg Units ppmvw ppmvw ppmvw Cgas 0 0 0 0.000 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units ppmvw ppmvw ppmvw



### Wednesday, February 16, 2011 Page 12 of 14

### Location Stack Exit - Method 3A CO2 Average

Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM12:50:00 PM 3:55:00 PM Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Fuel Factor 1.13 1.16 1.14 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Moisture, % 0 0 0 0.000 Analyzer Make CAI CAI CAI Analyzer Model 602P 602P 602P Analyzer Serial Number V12029-M V12029-M V12029-M Operating Range 0 0 0 0.000 Operating Units No. Readings/Avg. 0 0 0 0.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Pre Zero Cylinder Instrument Response 0.03 0.09 0.38 0.167 Calibration Pre Zero Cylinder Bias 0.2 0.49 1.93 0.873 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC308547- CO2CC308547-

CO2 CC308547-

CO2 Calibration Pre High Cylinder Instrument Response 9.93 10.29 10.03 10.083 Calibration Pre High Cylinder Bias -0.99 0.79 -0.49 -0.230 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Post Zero Cylinder Instrument Response 0.09 0.38 0.35 0.273 Calibration Post Zero Cylinder Bias 0.49 1.93 1.78 1.400 Calibration Post Zero Cylinder Drift 0.29 1.44 0.15 0.627 Calibration Post High Cylinder ID CC308547- CO2CC308547-

CO2 CC308547-

CO2 Calibration Post High Cylinder Instrument Response 10.29 10.03 10.23 10.183 Calibration Post High Cylinder Bias 0.79 -0.49 0.49 0.263 Calibration Post High Cylinder Drift 1.78 1.28 0.98 1.347 Cavg 13.27 12.7 12.75 12.907 Cavg Units %vd %vd %vd Cgas 13.5649 12.9611 13.0889 13.205 Cgas Units %vd %vd %vd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Wednesday, February 16, 2011 Page 13 of 14

### Location Stack Exit - Method 3A O2 Average

Run Number 1 2 3 Test Date 4/1/2010 4/1/2010 4/1/2010 Run Start Time 11:23:00 AM12:50:00 PM 3:55:00 PM Run Finish Time 12:22:00 PM3:22:00 PM 6:23:00 PM Carbon Dioxide, % 13.27 12.7 12.75 12.907 Oxygen, % 5.91 6.13 6.37 6.137 Fuel Factor 1.13 1.16 1.14 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Moisture, % 0 0 0 0.000 Analyzer Make CAI CAI CAI Analyzer Model 602P 602P 602P Analyzer Serial Number V12029-M V12029-M V12029-M Operating Range 0 0 0 0.000 Operating Units No. Readings/Avg. 0 0 0 0.000 Calibration Set 21 21 21 21.000 Calibration Pre Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Pre Zero Cylinder Instrument Response 0.13 0.14 0.38 0.217 Calibration Pre Zero Cylinder Bias 0.72 0.77 2.01 1.167 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC308547-O2CC308547- O2 CC308547-

O2 Calibration Pre High Cylinder Instrument Response 10.15 10.1 10.03 10.093 Calibration Pre High Cylinder Bias 0.77 0.52 0.15 0.480 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID MG08030973- ZeroMG0803097

3-ZeroMG08030973

-Zero Calibration Post Zero Cylinder Instrument Response 0.14 0.38 0.35 0.290 Calibration Post Zero Cylinder Bias 0.77 2.01 1.85 1.543 Calibration Post Zero Cylinder Drift 0.05 1.24 0.16 0.483 Calibration Post High Cylinder ID CC308547-O2CC308547- O2 CC308547-

O2 Calibration Post High Cylinder Instrument Response 10.1 10.03 10.23 10.120 Calibration Post High Cylinder Bias 0.52 0.15 1.18 0.617 Calibration Post High Cylinder Drift 0.25 0.37 1.03 0.550 Cavg 5.91 6.13 6.37 6.137 Cavg Units %vd %vd %vd Cgas 5.8039 6.0107 6.1741 5.996 Cgas Units %vd %vd %vd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000 Cgasw 0 0 0 0.000 Cgasw Units



### Wednesday, February 16, 2011 Page 14 of 14