### Name: John M. McManus

Title: Vice President- Environmental Service Company: American Electric Power Sign Date: 8/27/2010 Name: Scott W. Banach Title: Director, Project Engineering Company: Platt Environmental Sign Date: 8/26/2010 Permitted Facility Representative / Date Testing Company Representative / Date 

## Conesville Unit 3 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, January 18, 2011 Page 1 of 18

### Conesville Unit 3
8/27/2010 Facility Information:
Conesville Plant
47201 CR 273

Conesville OH43811 Contact:Paul Jackson Phone: 614-716-3278 Fax: 614-716-1252 Email: pmjackson@aep.com Testing Company: Platt Environmental Services, Inc. 1520 Kensington Road
Suite 204
Oak Brook IL 60523 Contact:Scott Banach Phone:630-521-9400 Fax: 630-521-9494 Email: sbanach@plattenv.com

Air Permit Number: 06-16-00-0000 Permitted Source ID/Name: Unit 3 Unit 3 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: Electric generating dry bottom wall fired boiler utilizing bituminous coal as the primary fuel. Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: FRS #:

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 228 556 1824 4 0 12

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location Carbon Monoxide Method 10 3 0 Stack Total organic compounds

(TOC) Method 25A 3 0 Stack
Hydrogen Fluoride Method 26A 3 0 Stack Hydrogen Chloride Method 26A 3 0 Stack Total PM2.5 OTM - 27/28 3 0 Stack Filterable PM2.5 OTM - 27/28 3 0 Stack Filterable Particulate OTM - 27/28 3 0 Stack


### Tuesday, January 18, 2011 Page 2 of 18

### Conesville Unit 3
8/27/2010

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.

Total Particulate OTM - 27/28 3 0 Stack Selenium Method 29 3 0 Stack Antimony Method 29 3 0 Stack Arsenic Method 29 3 0 Stack Beryllium Method 29 3 0 Stack Cadmium Method 29 3 0 Stack Chromium Method 29 3 0 Stack Cobalt Method 29 3 0 Stack Lead Method 29 3 0 Stack Nickel Method 29 3 0 Stack Filterable Particulate Method 29 3 0 Stack Manganese Method 29 3 0 Stack Co2 Method 3A CO2 3 0 Stack O2 Method 3A O2 3 0 Stack



### Tuesday, January 18, 2011 Page 3 of 18

### Conesville Unit 3
8/27/2010 Sampling / Stack Data Results Summary


### Location Stack - Method 10 Average Run Number 1 2 3
Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723 386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Location Stack - Method 25A Average Run Number 1 2 3
Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM1:10:00 PM 3:30:00 PM Run Finish Time 12:44:00 PM3:09:00 PM 5:29:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723 386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Tuesday, January 18, 2011 Page 4 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 26A Average Run Number M26A-1 M26A-2 M26A-3
Test Date 6/28/2010 6/28/2010 6/28/2010 Run Start Time 2:40:00 PM2:45:00 PM 2:15:00 PM Run Finish Time 5:55:00 PM6:00:00 PM 5:30:00 PM Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 123.643 107.793 104.714 112.050 Moisture Content of Stack Gas, % 6.71 7.13 6.25 6.697 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 10.7 10.4 10.3 10.467 Oxygen, % 8.9 9.1 9.2 9.067 Average Stack Gas Temperature, °F 286.21 279.50 279.92 281.877 Dry Volumetric Flow Rate, dry scfm 466,410.4 406,500.9 397,739.1 423,550.133 Actual Wet Volumetric Flue Gas Flow Rate, acfm 735,077.3 635,558.6 612,762.9 661,132.933 Percent Isokinetic of Sampling Rate, % 100.5 100.5 99.8 100.267 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 - Method 29 Average Run Number M29-1 M29-2 M29-3
Test Date 6/28/2010 6/29/2010 6/30/2010 Run Start Time 9:45:00 AM 10:00:00 AM 9:50:00 AM

Run Finish Time 2:00:00 PM2:15:00 PM 2:05:00 PM Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 168.574 140.620 139.895 149.696 Moisture Content of Stack Gas, % 6.57 6.86 6.11 6.513 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 10.7 10.3 10.4 10.467 Oxygen, % 9 9.1 9.1 9.067 Average Stack Gas Temperature, °F 285.10 278.79 277.23 280.373 Dry Volumetric Flow Rate, dry scfm 474,085.5 391,581.2 398,659.1 421,441.933 Actual Wet Volumetric Flue Gas Flow Rate, acfm 744,944.1 609,870.9 614,634.2 656,483.067 Percent Isokinetic of Sampling Rate, % 101.1 102.1 99.8 101.000 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, January 18, 2011 Page 5 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 3A CO2 Average Run Number 1 2 3
Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723 386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Location Stack - Method 3A O2 Average Run Number 1 2 3
Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM 1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723 386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Tuesday, January 18, 2011 Page 6 of 18

### Conesville Unit 3
8/27/2010
Location Stack - OTM - 27/28 Average Run Number MOTM27/O TM28-1 MOTM27/

OTM28-2 MOTM27/O

TM28-3
Test Date 6/28/2010 6/29/2010 6/30/2010 Run Start Time 9:45:00 AM 10:00:00 AM 9:50:00 AM

Run Finish Time 3:31:15 PM3:29:00 PM 3:24:30 PM Net Run Time, minutes 330 330 330 Dry Gas Meter Volume Sampled, dscf 127.354 125.100 125.471 125.975 Moisture Content of Stack Gas, % 5.67 6.84 5.88 6.130 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 10.7 10.3 10.3 10.433 Oxygen, % 8.9 9.1 9.1 9.033 Average Stack Gas Temperature, °F 286.92 286.08 283.75 285.583 Dry Volumetric Flow Rate, dry scfm 499,948.2 437,819.1 421,184.8 452,984.033 Actual Wet Volumetric Flue Gas Flow Rate, acfm 779,988.3 688,465.1 649,678.4 706,043.933 Percent Isokinetic of Sampling Rate, % 100.3 102.1 106.4 102.933 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, January 18, 2011 Page 7 of 18

### Conesville Unit 3
8/27/2010 Emissions Summary


### Location: Stack - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 1.69E-02 1.55E-02 1.44E-02 0.016 ppm 1.35E+01 1.24E+01 1.15E+01 12.467 ppm@7%O2 1.58E+01 1.45E+01 1.34E+01 14.567



### Location: Stack - Method 25A Compound: Total organic compounds (TOC) Average Run 1 2 3 lb/mmBtuO2 7.66E-04 4.70E-04 4.03E-04 0.001 ppm 1.43E+00 8.78E-01 7.53E-01 1.020 ppm@7%O2 1.67E+00 1.03E+00 8.80E-01 1.193



### Location: Stack - Method 26A Compound: Hydrogen Chloride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 110 110 95 105.000 lb/mmBtuO2 3.34E-02 3.90E-02 3.49E-02 0.036 

### Compound: Hydrogen Fluoride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 17 17 17 17.000 lb/mmBtuO2 5.16E-03 6.02E-03 6.25E-03 0.006



### Location: Stack - Method 29 Compound: Antimony Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.0141 0.012 0.112 0.046 lb/mmBtuO2 3.17E-06 3.26E-06 3.06E-05 0.000 

### Compound: Arsenic Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.0806 0.0468 0.0458 0.058 lb/mmBtuO2 1.81E-05 1.27E-05 1.25E-05 0.000 

### Compound: Beryllium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.01155 0.0064 0.00603 0.008 lb/mmBtuO2 2.59E-06 1.74E-06 1.65E-06 0.000



### Tuesday, January 18, 2011 Page 8 of 18

### Conesville Unit 3
8/27/2010 Compound: Cadmium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.00334 0.003 0.003 0.003 lb/mmBtuO2 7.50E-07 8.15E-07 8.19E-07 0.000 

### Compound: Chromium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 2.22232 4.50072 3.22872 3.317 lb/mmBtuO2 4.99E-04 1.22E-03 8.81E-04 0.001 

### Compound: Cobalt Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.041 0.04132 0.0257 0.036 lb/mmBtuO2 9.21E-06 1.12E-05 7.02E-06 0.000 

### Compound: Filterable Particulate Average RunNumber M29-1 M29-2 M29-3 Mass_mg 394.7 147.3 158.6 233.533 lb/mmBtuO2 8.87E-02 4.00E-02 4.33E-02 0.057 

### Compound: Lead Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.05158 0.0305 0.02528 0.036 lb/mmBtuO2 1.16E-05 8.28E-06 6.90E-06 0.000 

### Compound: Manganese Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.25722 0.35642 0.21642 0.277 lb/mmBtuO2 5.78E-05 9.68E-05 5.91E-05 0.000 

### Compound: Nickel Average RunNumber M29-1 M29-2 M29-3 Mass_mg 2.43427 2.24027 1.89427 2.190 lb/mmBtuO2 5.47E-04 6.08E-04 5.17E-04 0.001 

### Compound: Selenium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.603 0.3697 0.4184 0.464 lb/mmBtuO2 1.35E-04 1.00E-04 1.14E-04 0.000



### Location: Stack - OTM - 27/28 

### Compound: Filterable Particulate Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 217.1 83.8 108 136.300


### Tuesday, January 18, 2011 Page 9 of 18

### Conesville Unit 3
8/27/2010

Process Run Data Compound: Filterable PM2.5 Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 40.4 20.8 20 27.067 

### Compound: Total Particulate Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 514.6 385.012 430.16 443.257 

### Compound: Total PM2.5 Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 337.9 322 342.2 334.033



### Tuesday, January 18, 2011 Page 10 of 18

### Conesville Unit 3
8/27/2010 Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 1 Bituminous Coal Burned 43.9 Tons/hr 40


### 2 Bituminous Coal Burned 37.2 Tons/hr 40
3 Bituminous Coal Burned 38.3 Tons/hr 40
1 Steam Temperature 949 F 950


### 2 Steam Temperature 930.5 F 950
3 Steam Temperature 937 F 950
1 Steam Pressure 1491 psig 1500


### 2 Steam Pressure 1507.4 psig 1500
3 Steam Pressure 1516.5 psig 1500
1 Gross Load 101.2 MW 100


### 2 Gross Load 87 MW 100
3 Gross Load 88.1 MW 100
1 Opacity 9.9 % 20


### 2 Opacity 6.5 % 20
3 Opacity 6.6 % 20

Run Name Value UOM Comments Target Value 

### 1 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 9.9 % 20

2 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 6.5 % 20



### 3 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 6.6 % 20

Tuesday, January 18, 2011 Page 11 of 18

### Conesville Unit 3
8/27/2010 Sampling / Stack Data Results Detail


### Location Stack - Method 10 Average Run Number 1 2 3 Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM 1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM 3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Fuel Factor 1.14 1.14 1.14 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 888.1 888.1 888.1 888.100 Operating Units ppm ppm ppm No. Readings/Avg. 120 120 120 120.000 Calibration Set 0 0 0 0.000 Calibration Pre Zero Cylinder ID CC97654-CO CC97654- COCC97654-CO
Calibration Pre Zero Cylinder Instrument Response 0 0.9 0.5 0.467 Calibration Pre Zero Cylinder Bias -0.03 0.07 0.02 0.020 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID SG9176680B AL-COSG9176680B

AL-COSG9176680B

AL-CO Calibration Pre High Cylinder Instrument Response 469.1 466 467 467.367 Calibration Pre High Cylinder Bias -0.34 -0.69 -0.57 -0.533 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC97654-CO CC97654- COCC97654-CO
Calibration Post Zero Cylinder Instrument Response 0.9 0.5 0 0.467 Calibration Post Zero Cylinder Bias 0.07 0.02 -0.03 0.020 Calibration Post Zero Cylinder Drift 0.1 0.05 0.05 0.067 Calibration Post High Cylinder ID SG9176680B AL-COSG9176680B

AL-COSG9176680B

AL-CO Calibration Post High Cylinder Instrument Response 466 467 467.6 466.867 Calibration Post High Cylinder Bias -0.69 -0.57 -0.51 -0.590 Calibration Post High Cylinder Drift 0.35 0.12 5.999999999 99999E-02 0.177
Cavg 14 13.1 11.8 12.967 Cavg Units ppmvd ppmvd ppmvd Cgas 13.5442 12.4293 11.5463 12.507 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



### Tuesday, January 18, 2011 Page 12 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 25A Average Run Number 1 2 3 Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM 1:10:00 PM 3:30:00 PM Run Finish Time 12:44:00 PM 3:09:00 PM 5:29:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Fuel Factor 1.14 1.14 1.14 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 9.014 9.014 9.014 9.014 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 CC0000000- THCCC0000000-

THC CC0000000-

THC Calibration Pre Zero Cylinder Instrument Response 0.02 0 0.02 0.013 Calibration Pre Zero Cylinder Bias 0 -0.22 0 -0.073 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC183615- THC CC183615-

THC CC183615-

THC Calibration Pre High Cylinder Instrument Response 3.02 3.11 3.13 3.087 Calibration Pre High Cylinder Bias -32.62 1 1.22 -10.133 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC0000000- THCCC0000000-

THC CC0000000-

THC Calibration Post Zero Cylinder Instrument Response 0 0.02 0.01 0.010 Calibration Post Zero Cylinder Bias -0.22 0 -0.11 -0.110 Calibration Post Zero Cylinder Drift 0.22 0.22 0.11 0.183 Calibration Post High Cylinder ID CC183615- THC CC183615-

THC CC183615-

THC Calibration Post High Cylinder Instrument Response 3.11 3.13 3.15 3.130 Calibration Post High Cylinder Bias -31.62 1.22 1.44 -9.653 Calibration Post High Cylinder Drift 0.9999999999 99996 0.22 0.22 0.480
Cavg 1.45 0.91 0.79 1.050 Cavg Units ppmvd ppmvd ppmvd Cgas 1.4306 0.8783 0.7527 1.021 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



### Tuesday, January 18, 2011 Page 13 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 26A Average Run Number M26A-1 M26A-2 M26A-3 Test Date 6/28/2010 6/28/2010 6/28/2010 Run Start Time 2:40:00 PM 2:45:00 PM 2:15:00 PM Run Finish Time 5:55:00 PM 6:00:00 PM 5:30:00 PM Net Traversing Points 28 28 28 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.276 0.276 0.276 0.276 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.01 1.01 1.01 1.010 Barometric Pressure, inches of Mercury 28.8 28.9 29.07 28.923 Average Orifice Meter Differential, inches H2O 1.34 1.02 0.96 1.107 Dry Gas Meter Volume Sampled, cubic feet 130.491 113.033 109.587 117.704 Average Dry Gas Meter Temperature, °F 83.60 81.54 83.56 82.900 Dry Gas Meter Volume Sampled, dscf 123.643 107.793 104.714 112.050 Total Moisture Liquid collected, g 189 175.8 148.2 171.000 Volume of Water Vapor, standard cubic feet 8.90 8.27 6.98 8.050 Moisture Content of Stack Gas, % 6.71 7.13 6.25 6.697 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9329 0.9287 0.9375 0.933 Carbon Dioxide, % 10.7 10.4 10.3 10.467 Oxygen, % 8.9 9.1 9.2 9.067 Carbon Monoxide & Nitrogen, % 80.4 80.5 80.5 80.467 Fuel Factor 1.12 1.13 1.14 Dry Molecular Weight, lb/lb-Mole 30.07 30.03 30.02 30.040 Wet Molecular weight, lb/lb-Mole 29.26 29.17 29.27 29.233 Flue Gas Static Pressure, inches of H2O -0.5 -0.5 -0.5 -0.500 Absolute Flue Gas Pressure, inches of Mercury 28.76 28.86 29.03 28.883 Average Stack Gas Temperature, °F 286.21 279.50 279.92 281.877 Average Velocity Head, inches of H2O 0.4082123869 014350.308056562

571094 0.288947777

833013 0.335
Average Stack Gas Velocity, feet/second 43.21 37.36 36.02 38.863 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 466,410.4 406,500.9 397,739.1423,550.133 Actual Wet Volumetric Flue Gas Flow Rate, acfm 735,077.3 635,558.6 612,762.9661,132.933 Percent Isokinetic of Sampling Rate, % 100.5 100.5 99.8 100.267 Percent Excess Air, % 72.2 74.9 76.3 74.467 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 228 228 228 Rectangular Duct Width, inches Rectangular Duct Length, inches Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Tuesday, January 18, 2011 Page 14 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 29 Average Run Number M29-1 M29-2 M29-3 Test Date 6/28/2010 6/29/2010 6/30/2010 Run Start Time 9:45:00 AM10:00:00 AM 9:50:00 AM Run Finish Time 2:00:00 PM 2:15:00 PM 2:05:00 PM Net Traversing Points 52 52 52 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.276 0.276 0.276 0.276 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.01 1.01 1.01 1.010 Barometric Pressure, inches of Mercury 28.8 28.9 28.9 28.867 Average Orifice Meter Differential, inches H2O 1.38 0.94 0.97 1.097 Dry Gas Meter Volume Sampled, cubic feet 176.393 144.857 146.294 155.848 Average Dry Gas Meter Temperature, °F 79.02 71.89 79.99 76.967 Dry Gas Meter Volume Sampled, dscf 168.574 140.620 139.895 149.696 Total Moisture Liquid collected, g 251.7 220 193.6 221.767 Volume of Water Vapor, standard cubic feet 11.85 10.36 9.11 10.440 Moisture Content of Stack Gas, % 6.57 6.86 6.11 6.513 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9343 0.9314 0.9389 0.935 Carbon Dioxide, % 10.7 10.3 10.4 10.467 Oxygen, % 9 9.1 9.1 9.067 Carbon Monoxide & Nitrogen, % 80.3 80.6 80.5 80.467 Fuel Factor 1.11 1.15 1.13 Dry Molecular Weight, lb/lb-Mole 30.07 30.01 30.03 30.037 Wet Molecular weight, lb/lb-Mole 29.28 29.19 29.29 29.253 Flue Gas Static Pressure, inches of H2O -0.5 -0.5 -0.5 -0.500 Absolute Flue Gas Pressure, inches of Mercury 28.76 28.86 28.86 28.827 Average Stack Gas Temperature, °F 285.10 278.79 277.23 280.373 Average Velocity Head, inches of H2O 0.4201611160 472490.284191720

012896 0.290253622

73016 0.332
Average Stack Gas Velocity, feet/second 43.79 35.85 36.13 38.590 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 474,085.5 391,581.2 398,659.1421,441.933 Actual Wet Volumetric Flue Gas Flow Rate, acfm 744,944.1 609,870.9 614,634.2656,483.067 Percent Isokinetic of Sampling Rate, % 101.1 102.1 99.8 101.000 Percent Excess Air, % 73.8 74.7 74.9 74.467 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 228 228 228 Rectangular Duct Width, inches Rectangular Duct Length, inches Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Tuesday, January 18, 2011 Page 15 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 3A CO2 Average Run Number 1 2 3 Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM 1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM 3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Fuel Factor 1.14 1.14 1.14 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 20 20 20 20.000 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 2 2 2 2.000 Calibration Pre Zero Cylinder ID CC127111- CO2 CC127111-

CO2 CC127111-

CO2 Calibration Pre Zero Cylinder Instrument Response 0.08 0.1 0.1 0.093 Calibration Pre Zero Cylinder Bias 0.15 0.25 0.25 0.217 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC89345-CO2 CC89345- CO2 CC89345-

CO2 Calibration Pre High Cylinder Instrument Response 9.98 10 9.99 9.990 Calibration Pre High Cylinder Bias 0.1 0.2 0.15 0.150 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC127111- CO2 CC127111-

CO2 CC127111-

CO2 Calibration Post Zero Cylinder Instrument Response 0.1 0.1 0.09 0.097 Calibration Post Zero Cylinder Bias 0.25 0.25 0.2 0.233 Calibration Post Zero Cylinder Drift 0.1 0 0.05 0.050 Calibration Post High Cylinder ID CC89345-CO2 CC89345- CO2 CC89345-

CO2 Calibration Post High Cylinder Instrument Response 10 9.99 10.01 10.000 Calibration Post High Cylinder Bias 0.2 0.15 0.25 0.200 Calibration Post High Cylinder Drift 0.1 0.05 0.1 0.083 Cavg 10.4 10.4 10.4 10.400 Cavg Units %vd %vd %vd Cgas 10.3725 10.3677 10.3622 10.367 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



### Tuesday, January 18, 2011 Page 16 of 18

### Conesville Unit 3
8/27/2010
Location Stack - Method 3A O2 Average Run Number 1 2 3 Test Date 7/1/2010 7/1/2010 7/1/2010 Run Start Time 10:45:00 AM 1:10:00 PM 3:35:00 PM Run Finish Time 12:44:00 PM 3:09:00 PM 5:34:00 PM Carbon Dioxide, % 10.4 10.4 10.4 10.400 Oxygen, % 9 9 9 9.000 Fuel Factor 1.14 1.14 1.14 Dry Volumetric Flow Rate, dry scfm 388875 384853 384723386,150.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 7.5 6.7 6.5 6.900 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 25 25 25 25.000 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 3 3 3 3.000 Calibration Pre Zero Cylinder ID CC127111-O2 CC127111- O2 CC127111-

O2 Calibration Pre Zero Cylinder Instrument Response 0.05 0.04 0.04 0.043 Calibration Pre Zero Cylinder Bias 0 -0.04 -0.04 -0.027 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC89345-O2CC89345-O2CC89345-O2 Calibration Pre High Cylinder Instrument Response 11.97 11.95 11.93 11.950 Calibration Pre High Cylinder Bias 0.08 0 -0.08 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC127111-O2 CC127111- O2 CC127111-

O2 Calibration Post Zero Cylinder Instrument Response 0.04 0.04 0.04 0.040 Calibration Post Zero Cylinder Bias -0.04 -0.04 -0.04 -0.040 Calibration Post Zero Cylinder Drift 0.04 0 0 0.013 Calibration Post High Cylinder ID CC89345-O2CC89345-O2CC89345-O2 Calibration Post High Cylinder Instrument Response 11.95 11.93 11.92 11.933 Calibration Post High Cylinder Bias 0 -0.08 -0.12 -0.067 Calibration Post High Cylinder Drift 0.08 0.08 0.04 0.067 Cavg 9 9 9 9.000 Cavg Units %vd %vd %vd Cgas 9.0114 9.0278 9.0392 9.026 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



### Tuesday, January 18, 2011 Page 17 of 18

### Conesville Unit 3
8/27/2010
Location Stack - OTM - 27/28 Average Run Number MOTM27/OT M28-1 MOTM27/O

TM28-2MOTM27/OT

M28-3 Test Date 6/28/2010 6/29/2010 6/30/2010 Run Start Time 9:45:00 AM10:00:00 AM 9:50:00 AM Run Finish Time 3:31:15 PM 3:29:00 PM 3:24:30 PM Net Traversing Points 16 16 16 Net Run Time, minutes 330 330 330 Nozzle Diameter, inches 0.2 0.21 0.21 0.207 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.01 1.01 1.01 1.010 Barometric Pressure, inches of Mercury 28.8 28.9 29.07 28.923 Average Orifice Meter Differential, inches H2O 0.39 0.39 0.39 0.390 Dry Gas Meter Volume Sampled, cubic feet 132.467 129.229 129.158 130.285 Average Dry Gas Meter Temperature, °F 74.46 72.63 73.88 73.657 Dry Gas Meter Volume Sampled, dscf 127.354 125.100 125.471 125.975 Total Moisture Liquid collected, g 162.7 195.2 166.6 174.833 Volume of Water Vapor, standard cubic feet 7.66 9.19 7.84 8.230 Moisture Content of Stack Gas, % 5.67 6.84 5.88 6.130 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9433 0.9316 0.9412 0.939 Carbon Dioxide, % 10.7 10.3 10.3 10.433 Oxygen, % 8.9 9.1 9.1 9.033 Carbon Monoxide & Nitrogen, % 80.4 80.6 80.6 80.533 Fuel Factor 1.12 1.15 1.15 Dry Molecular Weight, lb/lb-Mole 30.07 30.01 30.01 30.030 Wet Molecular weight, lb/lb-Mole 29.39 29.19 29.30 29.293 Flue Gas Static Pressure, inches of H2O -0.5 -0.5 -0.5 -0.500 Absolute Flue Gas Pressure, inches of Mercury 28.76 28.86 29.03 28.883 Average Stack Gas Temperature, °F 286.92 286.08 283.75 285.583 Average Velocity Head, inches of H2O 0.4613311221 497860.358596216

816353 0.323513181

811478 0.381
Average Stack Gas Velocity, feet/second 45.85 40.47 38.19 41.503 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 499,948.2 437,819.1 421,184.8452,984.033 Actual Wet Volumetric Flue Gas Flow Rate, acfm 779,988.3 688,465.1 649,678.4706,043.933 Percent Isokinetic of Sampling Rate, % 100.3 102.1 106.4 102.933 Percent Excess Air, % 72.2 74.7 74.7 73.867 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 228 228 228 Rectangular Duct Width, inches Rectangular Duct Length, inches Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Tuesday, January 18, 2011 Page 18 of 18