### Name: John M. McManus

Title: Vice-President, Environmental Service Company: American Electric Power Sign Date: 7/29/2010 Name: Scott W. Banach Title: Director, Project Engineering Company: Platt Environmental Services, Inc. Sign Date: 7/28/2010 Permitted Facility Representative / Date Testing Company Representative / Date 

## Clinch River Unit 1 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

### Clinch River Unit 1
7/29/2010 Facility Information:
Clinch River Unit 1
3464 Power Plant Road

Cleveland VA24225 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: SWRO10236 Permitted Source ID/Name: Unit 1 Unit 1 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 228 456 1824 4 0 6

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

### Clinch River Unit 1
7/29/2010

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 60 0 Stack O2 Method 3A O2 3 60 0 Stack



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

### Clinch River Unit 1
7/29/2010 Sampling / Stack Data Results Summary


### Location Stack - Method 10 Average Run Number 1 2 3
Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM 11:07:00 AM 1:40:00 PM

Run Finish Time 10:24:00 AM1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681 492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 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 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM 11:07:00 AM 1:40:00 PM

Run Finish Time 10:24:00 AM1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681 492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 26A Average Run Number M26A-1 M26A-2 M26A-3
Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 3:40:00 PM 11:45:00 AM 11:50:00 AM

Run Finish Time 6:52:00 PM3:00:00 PM 3:05:00 PM Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 103.815 105.885 88.567 99.422 Moisture Content of Stack Gas, % 4.53 5.05 7.93 5.837 Moisture Saturation at Stack Gas Temperature, % 76.93 82.54 100.00 86.490 Carbon Dioxide, % 6.6 6.5 13.8 8.967 Oxygen, % 13.4 13.4 4.9 10.567 Average Stack Gas Temperature, °F 196.75 199.96 314.58 237.097 Dry Volumetric Flow Rate, dry scfm 1,038,174.5 1,026,831.9 477,055.9 847,354.100 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,420,990.61,425,073.5 803,634.6 1,216,566.23 3 Percent Isokinetic of Sampling Rate, % 99.9 103.0 97.1 100.000 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 29 Average Run Number M29-1 M29-2 M29-3
Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 10:00:00 AM 7:05:00 AM 7:15:00 AM

Run Finish Time 3:05:00 PM 11:25:00 AM 11:30:00 AM

Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 125.457 138.295 122.797 128.850 Moisture Content of Stack Gas, % 4.76 4.63 8.43 5.940 Moisture Saturation at Stack Gas Temperature, % 77.54 74.25 100.00 83.930 Carbon Dioxide, % 6.6 6.6 13.9 9.033 Oxygen, % 13.4 13.4 4.7 10.500 Average Stack Gas Temperature, °F 197.13 194.90 305.69 232.573 Dry Volumetric Flow Rate, dry scfm 1,025,409.1 1,037,605.7 493,252.3 852,089.033 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,407,721.5 1,422,691.8 797,680.5 1,209,364.60 0 Percent Isokinetic of Sampling Rate, % 91.7 99.9 97.6 96.400 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 3A CO2 Average Run Number 1 2 3
Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM 11:07:00 AM 1:40:00 PM

Run Finish Time 10:24:00 AM1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681 492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 3A O2 Average Run Number 1 2 3
Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 1:40:00 PM 11:07:00 AM 1:40:00 PM

Run Finish Time 3:39:00 PM1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.5 14.4 14.5 14.467 Oxygen, % 4.3 4.4 4.3 4.333 Dry Volumetric Flow Rate, dry scfm 492681 492065 492681 492,475.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 8.7 8.8 8.7 8.733 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Location Stack - OTM - 27/28 Average Run Number MOTM27/O TM28-1 MOTM27/

OTM28-2 MOTM27/O

TM28-3
Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 9:40:00 AM 7:05:00 AM 7:15:00 AM

Run Finish Time 4:53:00 PM1:30:00 PM 1:33:00 PM Net Run Time, minutes 360 360 360 Dry Gas Meter Volume Sampled, dscf 124.120 122.706 122.515 123.114 Moisture Content of Stack Gas, % 4.14 6.56 7.83 6.177 Moisture Saturation at Stack Gas Temperature, % 72.26 76.63 100.00 82.963 Carbon Dioxide, % 6.6 6.6 13.9 9.033 Oxygen, % 13.4 13.4 4.7 10.500 Average Stack Gas Temperature, °F 193.78 196.40 304.89 231.690 Dry Volumetric Flow Rate, dry scfm 1,071,095.21,033,932.3 504,072.7 869,700.067 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,453,483.1 1,450,250.8 837,317.8 1,247,017.23 3 Percent Isokinetic of Sampling Rate, % 91.8 94.0 101.4 95.733 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

### Clinch River Unit 1
7/29/2010 Emissions Summary


### Location: Stack - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 1.30E+00 1.07E+00 1.20E+00 1.190 ppm 1.45E+03 1.19E+03 1.34E+03 1,326.667 ppm@7%O2 1.21E+03 1.00E+03 1.12E+03 1,110.000



### Location: Stack - Method 25A Compound: Total organic compounds (TOC) Average Run 1 2 3 lb/mmBtuO2 2.06E-04 3.79E-04 2.63E-04 0.000 ppm 5.36E-01 9.82E-01 6.85E-01 0.734 ppm@7%O2 4.49E-01 8.27E-01 5.74E-01 0.617



### Location: Stack - Method 26A Compound: Hydrogen Chloride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 48.0556 46.69329 103.67102 66.140 lb/mmBtuO2 2.78E-02 2.65E-02 3.30E-02 0.029 

### Compound: Hydrogen Fluoride Average RunNumber M26A-1 M26A-2 M26A-3 Mass_mg 3.77582 3.33524 7.97469 5.029 lb/mmBtuO2 2.19E-03 1.89E-03 2.54E-03 0.002



### Location: Stack - Method 29 Compound: Antimony Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.000793 0.000732 0.00159 0.001 lb/mmBtuO2 3.80E-07 3.18E-07 3.60E-07 0.000 

### Compound: Arsenic Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.00173 0.001177 0.007075 0.003 lb/mmBtuO2 8.29E-07 5.11E-07 1.60E-06 0.000 

### Compound: Beryllium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.000343 0.00022 0.001329 0.001 lb/mmBtuO2 1.64E-07 9.56E-08 3.01E-07 0.000



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

### Clinch River Unit 1
7/29/2010 Compound: Cadmium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.000198 0.000179 0.000244 0.000 lb/mmBtuO2 9.48E-08 7.78E-08 5.53E-08 0.000 

### Compound: Chromium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.005184 0.004712 0.018639 0.010 lb/mmBtuO2 2.48E-06 2.05E-06 4.22E-06 0.000 

### Compound: Cobalt Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.000994 0.000553 0.004889 0.002 lb/mmBtuO2 4.76E-07 2.40E-07 1.11E-06 0.000 

### Compound: Filterable Particulate Average RunNumber M29-1 M29-2 M29-3 Mass_mg 51.3 25.2 273.2 116.567 lb/mmBtuO2 2.46E-02 1.09E-02 6.19E-02 0.032 

### Compound: Lead Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.002423 0.00139 0.010756 0.005 lb/mmBtuO2 1.16E-06 6.04E-07 2.44E-06 0.000 

### Compound: Manganese Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.006993 0.004837 0.034654 0.015 lb/mmBtuO2 3.35E-06 2.10E-06 7.85E-06 0.000 

### Compound: Nickel Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.006885 0.006352 0.013896 0.009 lb/mmBtuO2 3.30E-06 2.76E-06 3.15E-06 0.000 

### Compound: Selenium Average RunNumber M29-1 M29-2 M29-3 Mass_mg 0.014892 0.008139 0.017399 0.013 lb/mmBtuO2 7.13E-06 3.54E-06 3.94E-06 0.000



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

### Compound: Filterable Particulate Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 182.6 124.8 316.3 207.900


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

### Clinch River Unit 1
7/29/2010

Process Run Data Compound: Filterable PM2.5 Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 25.9 26.9 203.2 85.333 

### Compound: Total Particulate Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 213.3 158.2 366.7 246.067 

### Compound: Total PM2.5 Average RunNumber MOTM27/OTM28-1 MOTM27/OTM28-2 MOTM27/OTM28-3 Mass_mg 56.6 60.3 253.6 123.500



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

### Clinch River Unit 1
7/29/2010 Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 1 Heat Input 2082Million Btus/hr 2100.9


### 1 Steam Temperature 1008 F 1000
1 Steam Pressure 1987 psig 2000
1 Gross Load 181.1 MW 235


### 1 Opacity 4.8 % 20
2 Heat Input 2082Million Btus/hr 2100.9
2 Steam Temperature 1016 F 1000


### 2 Steam Pressure 1854 psig 2000
2 Gross Load 181.3 MW 235
2 Opacity 5 % 20


### 3 Heat Input 2082Million Btus/hr 2100.9
3 Steam Temperature 996 F 1000
3 Steam Pressure 1989.5 psig 2000


### 3 Gross Load 178.4 MW 235
3 Opacity 8.6 % 20

Run Name Value UOM Comments Target Value 

### 1 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 4.8 opacity 20

2 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 5 opacity 20



### 3 ELECTROSTATIC PRECIPITATOR - HIGH EFFICIENCY 8.6 opacity 20

1 SELECTIVE NONCATALYTIC REDUCTION FOR NOX 0.24 lb/mmBTU 1



### 2 SELECTIVE NONCATALYTIC REDUCTION FOR NOX 0.26 lb/mmBTU 1

3 SELECTIVE NONCATALYTIC REDUCTION FOR NOX 0.28 lb/mmBTU 1



### Tuesday, January 18, 2011 Page 11 of 18

### Clinch River Unit 1
7/29/2010 Sampling / Stack Data Results Detail


### Location Stack - Method 10 Average Run Number 1 2 3 Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM11:07:00 AM 1:40:00 PM Run Finish Time 10:24:00 AM 1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Fuel Factor 1.17 1.15 1.14 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 Analyzer Make Analyzer Model Analyzer Serial Number 06188173390618817339 0618817339618,817,339 .000 Operating Range 5000 5000 5000 5,000.000 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 CC114878-CO CC114878- CO CC114878-

CO Calibration Pre Zero Cylinder Instrument Response 0 2.3 2 1.433 Calibration Pre Zero Cylinder Bias 0 0.05 0.04 0.030 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC552665-CO CC552665- CO CC552665-

CO Calibration Pre High Cylinder Instrument Response 2548 2549.4 2549.6 2,549.000 Calibration Pre High Cylinder Bias 0.02 0.05 0.06 0.043 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC114878-CO CC114878- CO CC114878-

CO Calibration Post Zero Cylinder Instrument Response 2.3 2 2.8 2.367 Calibration Post Zero Cylinder Bias 0.05 0.04 0.06 0.050 Calibration Post Zero Cylinder Drift 0.05 0.01 0.02 0.027 Calibration Post High Cylinder ID CC552665-CO CC552665- CO CC552665-

CO Calibration Post High Cylinder Instrument Response 2549.4 2549.6 2549 2,549.333 Calibration Post High Cylinder Bias 0.05 0.06 0.04 0.050 Calibration Post High Cylinder Drift 0.03 0.01 0.02 0.020 Cavg 1447.5 1187.2 1340.7 1,325.133 Cavg Units ppmvd ppmvd ppmvd Cgas 1447.1732 1185.8176 1339.4035 1,324.131 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 12 of 18

### Clinch River Unit 1
7/29/2010
Location Stack - Method 25A Average Run Number 1 2 3 Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM11:07:00 AM 1:40:00 PM Run Finish Time 10:24:00 AM 1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Fuel Factor 1.17 1.15 1.14 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 10 10 10 10.000 Operating Units ppm ppm ppm No. Readings/Avg. 120 120 120 120.000 Calibration Set 3 3 3 3.000 Calibration Pre Zero Cylinder ID ZERO AIRTHCZERO AIRTHC ZERO AIRTHC Calibration Pre Zero Cylinder Instrument Response 0.11 0.02 0.01 0.047 Calibration Pre Zero Cylinder Bias 0 -0.9 -1 -0.633 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC175572- THC CC175572-

THC CC175572-

THC Calibration Pre High Cylinder Instrument Response 6.03 6.03 6 6.020 Calibration Pre High Cylinder Bias 0 0 -0.3 -0.100 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID ZERO AIRTHCZERO AIRTHC ZERO AIRTHC Calibration Post Zero Cylinder Instrument Response 0.02 0.01 0.03 0.020 Calibration Post Zero Cylinder Bias -0.9 -1 -0.8 -0.900 Calibration Post Zero Cylinder Drift 0.9 0.1 0.2 0.400 Calibration Post High Cylinder ID CC175572- THC CC175572-

THC CC175572-

THC Calibration Post High Cylinder Instrument Response 6.03 6 5.92 5.983 Calibration Post High Cylinder Bias 0 -0.3 -1.1 -0.467 Calibration Post High Cylinder Drift 0 0.3 0.8 0.367 Cavg 0.6 1 0.7 0.767 Cavg Units ppmvd ppmvd ppmvd Cgas 0.5363 0.9817 0.6846 0.734 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 26A Average Run Number M26A-1 M26A-2 M26A-3 Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 3:40:00 PM11:45:00 AM 11:50:00 AM Run Finish Time 6:52:00 PM 3:00:00 PM 3:05:00 PM Net Traversing Points 28 28 28 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.17 0.17 0.235 0.192 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.004 1.004 1.004 1.004 Barometric Pressure, inches of Mercury 28.26 28.2 28.19 28.217 Average Orifice Meter Differential, inches H2O 0.96 1.00 0.73 0.897 Dry Gas Meter Volume Sampled, cubic feet 110.936 114.162 96.983 107.360 Average Dry Gas Meter Temperature, °F 76.38 80.10 87.96 81.480 Dry Gas Meter Volume Sampled, dscf 103.815 105.885 88.567 99.422 Total Moisture Liquid collected, g 104.7 119.6 162.2 128.833 Volume of Water Vapor, standard cubic feet 4.93 5.63 7.63 6.063 Moisture Content of Stack Gas, % 4.53 5.05 7.93 5.837 Moisture Saturation at Stack Gas Temperature, % 76.93 82.54 100.00 86.490 Dry Mole Fraction 0.9547 0.9495 0.9207 0.942 Carbon Dioxide, % 6.6 6.5 13.8 8.967 Oxygen, % 13.4 13.4 4.9 10.567 Carbon Monoxide & Nitrogen, % 80 80.1 81.3 80.467 Fuel Factor 1.14 1.15 1.16 Dry Molecular Weight, lb/lb-Mole 29.59 29.58 30.40 29.857 Wet Molecular weight, lb/lb-Mole 29.06 29.00 29.42 29.160 Flue Gas Static Pressure, inches of H2O 3 2.5 1.5 2.333 Absolute Flue Gas Pressure, inches of Mercury 28.48 28.38 28.30 28.387 Average Stack Gas Temperature, °F 196.75 199.96 314.58 237.097 Average Velocity Head, inches of H2O 1.7052049946 11391.696857420

16438 0.465163190

055236 1.289
Average Stack Gas Velocity, feet/second 83.53 83.77 47.24 71.513 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 1,038,174.5 1,026,831.9 477,055.9847,354.100 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,420,990.6 1,425,073.5 803,634.61,216,566.2 33 Percent Isokinetic of Sampling Rate, % 99.9 103.0 97.1 100.000 Percent Excess Air, % 173.6 173.0 29.6 125.400 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 29 Average Run Number M29-1 M29-2 M29-3 Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 10:00:00 AM 7:05:00 AM 7:15:00 AM Run Finish Time 3:05:00 PM11:25:00 AM 11:30:00 AM Net Traversing Points 53 52 52 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.17 0.17 0.235 0.192 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.004 1.004 1.004 1.004 Barometric Pressure, inches of Mercury 28.26 28.2 29.19 28.550 Average Orifice Meter Differential, inches H2O 0.80 0.96 0.74 0.833 Dry Gas Meter Volume Sampled, cubic feet 132.627 148.348 127.214 136.063 Average Dry Gas Meter Temperature, °F 70.42 77.30 76.78 74.833 Dry Gas Meter Volume Sampled, dscf 125.457 138.295 122.797 128.850 Total Moisture Liquid collected, g 133.2 142.6 240.1 171.967 Volume of Water Vapor, standard cubic feet 6.27 6.71 11.30 8.093 Moisture Content of Stack Gas, % 4.76 4.63 8.43 5.940 Moisture Saturation at Stack Gas Temperature, % 77.54 74.25 100.00 83.930 Dry Mole Fraction 0.9524 0.9537 0.9157 0.941 Carbon Dioxide, % 6.6 6.6 13.9 9.033 Oxygen, % 13.4 13.4 4.7 10.500 Carbon Monoxide & Nitrogen, % 80 80 81.4 80.467 Fuel Factor 1.14 1.14 1.17 Dry Molecular Weight, lb/lb-Mole 29.59 29.59 30.41 29.863 Wet Molecular weight, lb/lb-Mole 29.04 29.05 29.36 29.150 Flue Gas Static Pressure, inches of H2O 3 2.5 1.5 2.333 Absolute Flue Gas Pressure, inches of Mercury 28.48 28.38 29.30 28.720 Average Stack Gas Temperature, °F 197.13 194.90 305.69 232.573 Average Velocity Head, inches of H2O 1.6710602206 92041.707404843

2242 0.478914198

069737 1.286
Average Stack Gas Velocity, feet/second 82.75 83.63 46.89 71.090 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 1,025,409.1 1,037,605.7 493,252.3852,089.033 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,407,721.5 1,422,691.8 797,680.51,209,364.6 00 Percent Isokinetic of Sampling Rate, % 91.7 99.9 97.6 96.400 Percent Excess Air, % 173.6 173.6 28.0 125.067 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 3A CO2 Average Run Number 1 2 3 Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 8:25:00 AM11:07:00 AM 1:40:00 PM Run Finish Time 10:24:00 AM 1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.2 14.4 14.5 14.367 Oxygen, % 4.3 4.4 4.3 4.333 Fuel Factor 1.17 1.15 1.14 Dry Volumetric Flow Rate, dry scfm 492006 492065 492681492,250.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 9.7 8.8 8.7 9.067 Analyzer Make ServoMex ServoMex ServoMex Analyzer Model 01440D1 01440D1 01440D114,400.000 Analyzer Serial Number 3791 3791 3791 3,791.000 Operating Range 20 20 20 20.000 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID XC027884BCO2XC027884BCO2XC027884BCO2 Calibration Pre Zero Cylinder Instrument Response 0 0.03 0.03 0.020 Calibration Pre Zero Cylinder Bias 0.15 0.3 0.3 0.250 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC114878- CO2 CC114878-

CO2 CC114878-

CO2 Calibration Pre High Cylinder Instrument Response 9.83 9.82 9.84 9.830 Calibration Pre High Cylinder Bias -0.1 -0.15 -0.05 -0.100 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID XC027884BCO2XC027884BCO2XC027884BCO2 Calibration Post Zero Cylinder Instrument Response 0.03 0.03 0.04 0.033 Calibration Post Zero Cylinder Bias 0.3 0.3 0.35 0.317 Calibration Post Zero Cylinder Drift 0.15 0 0.05 0.067 Calibration Post High Cylinder ID CC114878- CO2 CC114878-

CO2 CC114878-

CO2 Calibration Post High Cylinder Instrument Response 9.82 9.84 9.75 9.803 Calibration Post High Cylinder Bias -0.15 -0.05 -0.5 -0.233 Calibration Post High Cylinder Drift 0.05 0.1 0.45 0.200 Cavg 14.2 14.4 14.5 14.367 Cavg Units %vd %vd %vd Cgas 14.1705 14.37 14.5243 14.355 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

### Clinch River Unit 1
7/29/2010
Location Stack - Method 3A O2 Average Run Number 1 2 3 Test Date 5/14/2010 5/14/2010 5/14/2010 Run Start Time 1:40:00 PM11:07:00 AM 1:40:00 PM Run Finish Time 3:39:00 PM 1:06:00 PM 3:39:00 PM Carbon Dioxide, % 14.5 14.4 14.5 14.467 Oxygen, % 4.3 4.4 4.3 4.333 Fuel Factor 1.14 1.15 1.14 Dry Volumetric Flow Rate, dry scfm 492681 492065 492681492,475.667 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 8.7 8.8 8.7 8.733 Analyzer Make ServoMex ServoMex ServoMex Analyzer Model 01440D1 01440D1 01440D114,400.000 Analyzer Serial Number 3791 3791 3791 3,791.000 Operating Range 25 25 25 25.000 Operating Units % % % No. Readings/Avg. 120 120 120 120.000 Calibration Set 2 2 2 2.000 Calibration Pre Zero Cylinder ID CC40376-O2CC40376-O2CC40376-O2 Calibration Pre Zero Cylinder Instrument Response 0.05 0.02 0.02 0.030 Calibration Pre Zero Cylinder Bias -0.2 -0.32 -0.32 -0.280 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC114878-O2 CC114878- O2 CC114878-

O2 Calibration Pre High Cylinder Instrument Response 11.94 11.89 11.81 11.880 Calibration Pre High Cylinder Bias -0.28 -0.48 -0.8 -0.520 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC40376-O2CC40376-O2CC40376-O2 Calibration Post Zero Cylinder Instrument Response 0.02 0.02 0.02 0.020 Calibration Post Zero Cylinder Bias -0.32 -0.32 -0.32 -0.320 Calibration Post Zero Cylinder Drift 0.12 0 0 0.040 Calibration Post High Cylinder ID CC114878-O2 CC114878- O2 CC114878-

O2 Calibration Post High Cylinder Instrument Response 11.89 11.81 11.82 11.840 Calibration Post High Cylinder Bias -0.48 -0.8 -0.76 -0.680 Calibration Post High Cylinder Drift 0.2 0.32 0.04 0.187 Cavg 4.3 4.4 4.3 4.333 Cavg Units %vd %vd %vd Cgas 4.3081 4.4429 4.3544 4.368 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

### Clinch River Unit 1
7/29/2010
Location Stack - OTM - 27/28 Average Run Number MOTM27/OT M28-1MOTM27/O

TM28-2MOTM27/OT

M28-3 Test Date 5/11/2010 5/12/2010 5/13/2010 Run Start Time 9:40:00 AM 7:05:00 AM 7:15:00 AM Run Finish Time 4:53:00 PM 1:30:00 PM 1:33:00 PM Net Traversing Points 77 76 76 Net Run Time, minutes 360 360 360 Nozzle Diameter, inches 0.135 0.135 0.186 0.152 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.993 0.993 0.993 0.993 Barometric Pressure, inches of Mercury 28.26 28.2 28.2 28.220 Average Orifice Meter Differential, inches H2O 0.36 0.36 0.39 0.370 Dry Gas Meter Volume Sampled, cubic feet 132.268 131.764 132.450 132.161 Average Dry Gas Meter Temperature, °F 68.22 71.14 74.78 71.380 Dry Gas Meter Volume Sampled, dscf 124.120 122.706 122.515 123.114 Total Moisture Liquid collected, g 113.8 183.2 221.1 172.700 Volume of Water Vapor, standard cubic feet 5.36 8.62 10.41 8.130 Moisture Content of Stack Gas, % 4.14 6.56 7.83 6.177 Moisture Saturation at Stack Gas Temperature, % 72.26 76.63 100.00 82.963 Dry Mole Fraction 0.9586 0.9344 0.9217 0.938 Carbon Dioxide, % 6.6 6.6 13.9 9.033 Oxygen, % 13.4 13.4 4.7 10.500 Carbon Monoxide & Nitrogen, % 80 80 81.4 80.467 Fuel Factor 1.14 1.14 1.17 Dry Molecular Weight, lb/lb-Mole 29.59 29.59 30.41 29.863 Wet Molecular weight, lb/lb-Mole 29.11 28.83 29.44 29.127 Flue Gas Static Pressure, inches of H2O 3 2.5 1.5 2.333 Absolute Flue Gas Pressure, inches of Mercury 28.48 28.38 28.31 28.390 Average Stack Gas Temperature, °F 193.78 196.40 304.89 231.690 Average Velocity Head, inches of H2O 1.7952329570 57581.756737093

43926 0.511929534

064029 1.355
Average Stack Gas Velocity, feet/second 85.44 85.25 49.22 73.303 Stack Cross-Sectional Area, square feet 283.529 283.529 283.529 283.529 Dry Volumetric Flow Rate, dry scfm 1,071,095.2 1,033,932.3 504,072.7869,700.067 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,453,483.1 1,450,250.8 837,317.81,247,017.2 33 Percent Isokinetic of Sampling Rate, % 91.8 94.0 101.4 95.733 Percent Excess Air, % 173.6 173.6 28.0 125.067 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