### Name: David Nuckols

Title: Manager F&H Operations Company: Dominion Generation Sign Date: Name: Michael P. Martin Title: Senior Project Manager Company: TRC Companies, Inc. Sign Date: Permitted Facility Representative / Date Testing Company Representative / Date



## Utility Boiler MACT ICR - Clover Power Station Unit 2 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, January 12, 2011 Page 1 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Facility Information:
Clover
P.O. Box 245
Route 92
Clover VA 24534 Contact: David Nuckols
Phone: 804-796-6021
Fax: 804-796-6004
Email: david.nuckols@dom.com Testing Company: TRC Companies, Inc.
650 Suffolk Street

Lowell MA 01854 Contact: Michael P. Martin
Phone: 978-656-3550
Fax: 978-453-4215
Email: mmartin@trcsolutions.com

Air Permit Number: 7213 Permitted Source ID/Name: 2
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: 5100 mmBtu/hr tangentially fired, pulverized coal boiler with LNB w/ overfire air, SNCR, wet limestone FGD, & baghouse. Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: 5108300046 FRS #: 110007008175

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 267 1012 2682 4 0 6 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location
Carbon Monoxide Method 10 6 180 0 Stack Exit Formaldehyde Method 0011 5 120 0 Stack Exit Total organic compounds

(TOC) as Propane Method 25A 6 180 0 NMHC emissions only. Methane emissions reported in excel template. Stack Exit

Hydrogen Fluoride Method 26A 3 180 0 Stack Exit Hydrogen Chloride Method 26A 3 180 0 Stack Exit



### Wednesday, January 12, 2011 Page 2 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

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.

Selenium 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 Cobalt Method 29 3 240 0 Stack Exit Chromium Method 29 3 240 0 Stack Exit Nickel Method 29 3 240 0 Stack Exit Manganese Method 29 3 240 0 Stack Exit Lead Method 29 3 240 0 Stack Exit Inorganic (Aqueous)

Condensible Part. Method 5/OTM-28 3 240 0 Stack Exit

Organic Condensible

Particulate Method 5/OTM-28 3 240 0 Stack Exit

Total Particulate Method 5/OTM-28 3 240 0 Stack Exit Filterable Particulate Method 5/OTM-28 3 240 0 Stack Exit Sulfur Dioxide Method 6C 6 180 0 Stack Exit Nitrogen oxides (NOx) Method 7E 6 180 0 Stack Exit



### Wednesday, January 12, 2011 Page 3 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Sampling / Stack Data Results Summary



### Location Stack Exit - Method 0011 Average
Run Number 3 4 5
Test Date 3/30/2010 3/31/2010 4/2/2010
Run Start Time
Run Finish Time Net Run Time, minutes 120 120 120 Dry Gas Meter Volume Sampled, dscf 91.182 91.284 85.263 89.243 Moisture Content of Stack Gas, % 13.06 12.97 13.13 13.053 Moisture Saturation at Stack Gas Temperature, % 12.95 12.56 12.73 12.747 Carbon Dioxide, % 13.21 13.211 13.266 13.229 Oxygen, % 5.912 5.941 5.914 5.922 Average Stack Gas Temperature, °F 123.29 122.38 123.13 122.933 Dry Volumetric Flow Rate, dry scfm 1,158,936.3 1,161,687.3 1,083,818.1 1,134,813.90 0 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,512,202.6 1,498,438.4 1,392,056.9 1,467,565.96 7 Percent Isokinetic of Sampling Rate, % 98.4 98.2 99.2 98.600 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 10 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, January 12, 2011 Page 4 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 25A 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 26A 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, January 12, 2011 Page 5 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 29 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



### 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, January 12, 2011 Page 6 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 6C 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 7E 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, January 12, 2011 Page 7 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Emissions Summary



### Location: Stack Exit - Method 0011 Compound: Formaldehyde Average RunNumber 3 4 5 Mass_mg 0.0157 0.0256 0.0199 0.020 lb/mmBtuO2 5.18E-06 8.45E-06 7.02E-06 0.000 ppm 4.87E-03 7.93E-03 6.60E-03 0.006 ppm@7%O2 4.52E-03 7.37E-03 6.12E-03 0.006



### Location: Stack Exit - Method 10 Compound: Carbon Monoxide Average Run 3 4 5 lb/mmBtuO2 4.94E-02 6.76E-02 2.64E-02 0.048 ppm 4.98E+01 6.81E+01 2.66E+01 48.167 ppm@7%O2 4.62E+01 6.33E+01 2.47E+01 44.733



### Location: Stack Exit - Method 25A Compound: Total organic compounds (TOC) as Average Run 3 4 5 lb/mmBtuO2 7.37E-05 1.19E-05 3.00E-05 0.000 ppm 4.94E-02 7.60E-03 2.01E-02 0.026 ppm@7%O2 4.38E-02 7.06E-03 1.78E-02 0.023



### Location: Stack Exit - Method 26A Compound: Hydrogen Chloride Average RunNumber 1 2 3 Mass_mg 1.46 1.9 1.49 1.617 lb/mmBtuO2 3.00E-04 3.95E-04 3.18E-04 0.000


### Compound: Hydrogen Fluoride Average RunNumber 1 2 3 Mass_mg 0.853 0.874 0.934 0.887 lb/mmBtuO2 1.75E-04 1.82E-04 1.99E-04 0.000



### Location: Stack Exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.00125 0.000671 0.000454 0.001 lb/mmBtuO2 2.02E-07 1.09E-07 7.56E-08 0.000


### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.00143 0.00101 0.00441 0.002



### Wednesday, January 12, 2011 Page 8 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

lb/mmBtuO2 2.32E-07 1.65E-07 7.34E-07 0.000


### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.0002 0.0002 0.0002 0.000 lb/mmBtuO2 3.24E-08 3.26E-08 3.33E-08 0.000


### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.000379 0.000127 0.0001 0.000 lb/mmBtuO2 6.14E-08 2.07E-08 1.67E-08 0.000


### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.062 0.0227 0.00752 0.031 lb/mmBtuO2 1.00E-05 3.70E-06 1.25E-06 0.000


### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00148 0.000933 0.000335 0.001 lb/mmBtuO2 2.40E-07 1.52E-07 5.58E-08 0.000


### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00231 0.00142 0.00144 0.002 lb/mmBtuO2 3.74E-07 2.31E-07 2.40E-07 0.000


### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.124 0.107 0.0557 0.096 lb/mmBtuO2 2.01E-05 1.74E-05 9.28E-06 0.000


### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.0577 0.0206 0.00893 0.029 lb/mmBtuO2 9.34E-06 3.36E-06 1.49E-06 0.000


### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.0152 0.0201 0.134 0.056 lb/mmBtuO2 2.46E-06 3.28E-06 2.23E-05 0.000



### Location: Stack Exit - Method 5/OTM-28 Compound: Filterable Particulate Average



### Wednesday, January 12, 2011 Page 9 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Process Run Data RunNumber 1 2 3 Mass_mg 6.3 18.6 20.3 15.067 lb/mmBtuO2 1.05E-03 3.13E-03 3.46E-03 0.003


### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3 Mass_mg 9 26.7 8.8 14.833 lb/mmBtuO2 1.51E-03 4.49E-03 1.50E-03 0.003


### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 1.4 1.8 1.6 1.600 lb/mmBtuO2 2.34E-04 3.03E-04 2.73E-04 0.000


### Compound: Total Particulate Average RunNumber 1 2 3 Mass_mg 14.7 45.1 28.7 29.500 lb/mmBtuO2 2.46E-03 7.58E-03 4.89E-03 0.005



### Location: Stack Exit - Method 6C 

### Compound: Sulfur Dioxide Average Run 1 2 3 lb/mmBtuO2 5.87E-02 9.61E-02 8.27E-02 0.079 ppm 2.71E+01 4.24E+01 3.64E+01 35.300 ppm@7%O2 2.40E+01 3.93E+01 3.39E+01 32.400



### Location: Stack Exit - Method 7E 

### Compound: Nitrogen oxides (NOx) Average Run 1 2 3 lb/mmBtuO2 2.86E-01 3.36E-01 3.28E-01 0.317 ppm 1.84E+02 2.06E+02 2.01E+02 197.000 ppm@7%O2 1.63E+02 1.91E+02 1.87E+02 180.333



### Wednesday, January 12, 2011 Page 10 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Process Run Data



### Run Name Value UOM Comments Target Value 1 Heat Input 4548.3 Million Btus/hr Collected during M26A run 1 0



### 1 Steam Output 3274.1 1000 lb steam/hr Collected during M26A run 1 0

1 Fuel Oil Firing Rate 0 gal/hr Collected during M26A run 1 0



### 1 Flue Gas Flow Rate 1E+06 dscfm Collected during M26A run 1 0

1 Pressure Drop Across FGD 2.49 in H20 Collected during M26A run 1 0

1 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M26A run 1 0



### 1 Coal Firing Rate 174.51 tons/day Collected during M26A run 1 0

1 Flue Gas Carbon Dioxide Content 12.53 % Collected during M26A run 1 0



### 1 Flue Gas Sampling Point Temperature 128.58 Deg F Collected during M26A run 1 0

1 Unit Gross Electrical Output 464.67 Mwe Collected during M26A run 1 0



### 1 Unit Net Electric Generation 433.93 MWh Collected during M26A run 1 0

2 Heat Input 4541.7 Million Btus/hr Collected during Method 6C and 7E run 1 0

2 Steam Output 3277.3 1000 lb steam/hr Collected during Method 6C and 7E run 1 0



### 2 Fuel Oil Firing Rate 0 gal/hr Collected during Method 6C and 7E run 1 0

2 Flue Gas Flow Rate 1E+06 dscfm Collected during Method 6C and 7E run 1 0

2 Pressure Drop Across FGD 2.49 in H20 Collected during Method 6C and 7E run 1 0

2 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during Method 6C and 7E run 1 0



### 2 Coal Firing Rate 174.14 tons/day Collected during Method 6C and 7E run 1 0

Wednesday, January 12, 2011 Page 11 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

2 Flue Gas Carbon Dioxide Content 12.54 % Collected during Method 6C and 7E run 1 0

2 Flue Gas Sampling Point Temperature 128.45 Deg F Collected during Method 6C and 7E run 1 0



### 2 Unit Gross Electrical Output 465 Mwe Collected during Method 6C and 7E run 1 0

2 Unit Net Electric Generation 434.71 MWh Collected during Method 6C and 7E run 1 0

3 Heat Input 4565.3 Million Btus/hr Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Steam Output 3260.9 1000 lb steam/hr Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0



### 3 Fuel Oil Firing Rate 0 gal/hr Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Flue Gas Flow Rate 1E+06 dscfm Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Pressure Drop Across FGD 2.46 in H20 Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0



### Wednesday, January 12, 2011 Page 12 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

3 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Coal Firing Rate 178.46 tons/day Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0



### 3 Flue Gas Carbon Dioxide Content 12.03 % Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Flue Gas Sampling Point Temperature 128.44 Deg F Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0



### 3 Unit Gross Electrical Output 460.67 Mwe Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

3 Unit Net Electric Generation 428.47 MWh Collected during run 2 of M26A, run 2 of Method 6C and 7E, run 3 of M0011, and run 3 of Method 10 and 25A 0

4 Heat Input 4555.7 Million Btus/hr Collected during M26A run 3 0



### 4 Steam Output 3293.1 1000 lb steam/hr Collected during M26A run 3 0

4 Fuel Oil Firing Rate 0 gal/hr Collected during M26A run 3 0



### 4 Flue Gas Flow Rate 1E+06 dscfm Collected during M26A run 3 0

Wednesday, January 12, 2011 Page 13 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

4 Pressure Drop Across FGD 2.45 in H20 Collected during M26A run 3 0



### 4 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M26A run 3 0

4 Coal Firing Rate 179.59 tons/day Collected during M26A run 3 0

4 Flue Gas Carbon Dioxide Content 11.89 % Collected during M26A run 3 0



### 4 Flue Gas Sampling Point Temperature 128.19 Deg F Collected during M26A run 3 0

4 Unit Gross Electrical Output 466.75 Mwe Collected during M26A run 3 0



### 4 Unit Net Electric Generation 435.33 MWh Collected during M26A run 3 0

5 Heat Input 4558.2 Million Btus/hr Collected during run 3 of Method 6C and 7E 0



### 5 Steam Output 3290.5 1000 lb steam/hr Collected during run 3 of Method 6C and 7E 0

5 Fuel Oil Firing Rate 0 gal/hr Collected during run 3 of Method 6C and 7E 0

5 Flue Gas Flow Rate 1E+06 dscfm Collected during run 3 of Method 6C and 7E 0

5 Pressure Drop Across FGD 2.47 in H20 Collected during run 3 of Method 6C and 7E 0



### 5 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during run 3 of Method 6C and 7E 0

5 Coal Firing Rate 180.04 tons/day Collected during run 3 of Method 6C and 7E 0

5 Flue Gas Carbon Dioxide Content 11.88 % Collected during run 3 of Method 6C and 7E 0

5 Flue Gas Sampling Point Temperature 128.05 Deg F Collected during run 3 of Method 6C and 7E 0



### 5 Unit Gross Electrical Output 467.33 Mwe Collected during run 3 of Method 6C and 7E 0

5 Unit Net Electric Generation 435.42 MWh Collected during run 3 of Method 6C and 7E 0

Wednesday, January 12, 2011 Page 14 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

6 Heat Input 4561.4 Million Btus/hr Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0



### 6 Steam Output 3286.5 1000 lb steam/hr Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Fuel Oil Firing Rate 0 gal/hr Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Flue Gas Flow Rate 1E+06 dscfm Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Pressure Drop Across FGD 2.39 in H20 Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0



### 6 Coal Firing Rate 173.79 tons/day Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Flue Gas Carbon Dioxide Content 11.9 % Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Flue Gas Sampling Point Temperature 127.95 Deg F Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0

6 Unit Gross Electrical Output 465.5 Mwe Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0



### Wednesday, January 12, 2011 Page 15 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

6 Unit Net Electric Generation 434.38 MWh Collected during run 4 of M0011 and run 4 of Method 10 and 25A 0



### 7 Heat Input 4281.5 Million Btus/hr Collected during M0011 run 5 0

7 Steam Output 3075.1 1000 lb steam/hr Collected during M0011 run 5 0



### 7 Fuel Oil Firing Rate 0 gal/hr Collected during M0011 run 5 0

7 Flue Gas Flow Rate 1E+06 dscfm Collected during M0011 run 5 0



### 7 Pressure Drop Across FGD 2.54 in H20 Collected during M0011 run 5 0

7 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M0011 run 5 0



### 7 Coal Firing Rate 163.23 tons/day Collected during M0011 run 5 0

7 Flue Gas Carbon Dioxide Content 11.94 % Collected during M0011 run 5 0



### 7 Flue Gas Sampling Point Temperature 128.53 Deg F Collected during M0011 run 5 0

7 Unit Gross Electrical Output 437 Mwe Collected during M0011 run 5 0



### 7 Unit Net Electric Generation 406.19 MWh Collected during M0011 run 5 0

8 Heat Input 4306.2 Million Btus/hr Collected during run 5 of Method 10 and 25A 0

8 Steam Output 3075.0 1000 lb steam/hr Collected during run 5 of Method 10 and 25A 0

8 Fuel Oil Firing Rate 0 gal/hr Collected during run 5 of Method 10 and 25A 0



### 8 Flue Gas Flow Rate 1E+06 dscfm Collected during run 5 of Method 10 and 25A 0

8 Pressure Drop Across FGD 2.48 in H20 Collected during run 5 of Method 10 and 25A 0

8 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during run 5 of Method 10 and 25A 0

8 Coal Firing Rate 163.06 tons/day Collected during run 5 of Method 10 and 25A 0



### Wednesday, January 12, 2011 Page 16 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

8 Flue Gas Carbon Dioxide Content 11.95 % Collected during run 5 of Method 10 and 25A 0

8 Flue Gas Sampling Point Temperature 129.6 Deg F Collected during run 5 of Method 10 and 25A 0



### 8 Unit Gross Electrical Output 437 Mwe Collected during run 5 of Method 10 and 25A 0

8 Unit Net Electric Generation 406.45 MWh Collected during run 5 of Method 10 and 25A 0

9 Heat Input 4363.8 Million Btus/hr Collected during M29 and M5/OTM28 run 1 0

9 Steam Output 3201 1000 lb steam/hr Collected during M29 and M5/OTM28 run 1 0



### 9 Fuel Oil Firing Rate 0 gal/hr Collected during M29 and M5/OTM28 run 1 0

9 Flue Gas Flow Rate 1E+06 dscfm Collected during M29 and M5/OTM28 run 1 0

9 Pressure Drop Across FGD 2.46 in H20 Collected during M29 and M5/OTM28 run 1 0

9 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M29 and M5/OTM28 run 1 0



### 9 Coal Firing Rate 170.28 tons/day Collected during M29 and M5/OTM28 run 1 0

9 Flue Gas Carbon Dioxide Content 11.9 % Collected during M29 and M5/OTM28 run 1 0

9 Flue Gas Sampling Point Temperature 127.93 Deg F Collected during M29 and M5/OTM28 run 1 0

9 Unit Gross Electrical Output 448.8 Mwe Collected during M29 and M5/OTM28 run 1 0

9 Unit Net Electric Generation 423.93 MWh Collected during M29 and M5/OTM28 run 1 0



### 10 Heat Input 4274 Million Btus/hr Collected during M29 and M5/OTM28 run 2 0

Wednesday, January 12, 2011 Page 17 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

10 Steam Output 3087.6 1000 lb steam/hr Collected during M29 and M5/OTM28 run 2 0

10 Fuel Oil Firing Rate 0 gal/hr Collected during M29 and M5/OTM28 run 2 0



### 10 Flue Gas Flow Rate 1E+06 dscfm Collected during M29 and M5/OTM28 run 2 0

10 Pressure Drop Across FGD 2.45 in H20 Collected during M29 and M5/OTM28 run 2 0

10 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M29 and M5/OTM28 run 2 0

10 Coal Firing Rate 161.37 tons/day Collected during M29 and M5/OTM28 run 2 0



### 10 Flue Gas Carbon Dioxide Content 12.05 % Collected during M29 and M5/OTM28 run 2 0

10 Flue Gas Sampling Point Temperature 128.63 Deg F Collected during M29 and M5/OTM28 run 2 0

10 Unit Gross Electrical Output 437.2 Mwe Collected during M29 and M5/OTM28 run 2 0

10 Unit Net Electric Generation 406.96 MWh Collected during M29 and M5/OTM28 run 2 0



### 11 Heat Input 4380.2 Million Btus/hr Collected during M29 and M5/OTM28 run 3 0

11 Steam Output 3080.5 1000 lb steam/hr Collected during M29 and M5/OTM28 run 3 0

11 Fuel Oil Firing Rate 0 gal/hr Collected during M29 and M5/OTM28 run 3 0

11 Flue Gas Flow Rate 1E+06 dscfm Collected during M29 and M5/OTM28 run 3 0

11 Pressure Drop Across FGD 2.44 in H20 Collected during M29 and M5/OTM28 run 3 0



### 11 FGD Scrubber Liquor Flow Rate 152486 gal/min Collected during M29 and M5/OTM28 run 3 0

Wednesday, January 12, 2011 Page 18 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

APCD Run Data

Process Lab Run Data 11 Coal Firing Rate 163.51 tons/day Collected during M29 and M5/OTM28 run 3 0

11 Flue Gas Carbon Dioxide Content 11.88 % Collected during M29 and M5/OTM28 run 3 0



### 11 Flue Gas Sampling Point Temperature 130.78 Deg F Collected during M29 and M5/OTM28 run 3 0

11 Unit Gross Electrical Output 442.67 Mwe Collected during M29 and M5/OTM28 run 3 0

11 Unit Net Electric Generation 407.31 MWh Collected during M29 and M5/OTM28 run 3 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 WET SCRUBBER 0 0
1 BAGHOUSE 0 0

Run Name Value UOM Comments 1 Scrubbing Liquid - Total Suspended Solids 1E+05 mg/L 

### 1 Scrubbing Liquid - Total Dissolved Solids 77630 mg/L 2 Scrubbing Liquid - Total Suspended Solids 1E+05 mg/L 2 Scrubbing Liquid - Total Dissolved Solids 77070 mg/L 3 Scrubbing Liquid - Total Suspended Solids 1E+05 mg/L 

### 3 Scrubbing Liquid - Total Dissolved Solids 79720 mg/L

Wednesday, January 12, 2011 Page 19 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Sampling / Stack Data Results Detail



### Location Stack Exit - Method 0011 Average Run Number 3 4 5 Test Date 3/30/2010 3/31/2010 4/2/2010 Run Start Time Run Finish Time Net Traversing Points 24 24 24 Net Run Time, minutes 120 120 120 Nozzle Diameter, inches 0.218 0.218 0.217 0.218 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.9927 0.9927 0.9927 0.993 Barometric Pressure, inches of Mercury 29.2 29.35 29.55 29.367 Average Orifice Meter Differential, inches H2O 2.16 2.11 1.00 1.757 Dry Gas Meter Volume Sampled, cubic feet 94.713 95.534 87.760 92.669 Average Dry Gas Meter Temperature, °F 74.23 80.94 74.15 76.440 Dry Gas Meter Volume Sampled, dscf 91.182 91.284 85.263 89.243 Total Moisture Liquid collected, g 291.1 289 273.9 284.667 Volume of Water Vapor, standard cubic feet 13.70 13.60 12.89 13.397 Moisture Content of Stack Gas, % 13.06 12.97 13.13 13.053 Moisture Saturation at Stack Gas Temperature, % 12.95 12.56 12.73 12.747 Dry Mole Fraction 0.8705 0.8744 0.8727 0.873 Carbon Dioxide, % 13.21 13.211 13.266 13.229 Oxygen, % 5.912 5.941 5.914 5.922 Carbon Monoxide & Nitrogen, % 80.878 80.848 80.82 80.849 Fuel Factor 1.13 1.13 1.13 Dry Molecular Weight, lb/lb-Mole 30.35 30.35 30.36 30.353 Wet Molecular weight, lb/lb-Mole 28.77 28.87 28.86 28.833 Flue Gas Static Pressure, inches of H2O -1.3 -1.2 -0.95 -1.150 Absolute Flue Gas Pressure, inches of Mercury 29.10 29.26 29.48 29.280 Average Stack Gas Temperature, °F 123.29 122.38 123.13 122.933 Average Velocity Head, inches of H2O 1.1694439071 062 1.160274143

29145 1.007459338

69987 1.112

Average Stack Gas Velocity, feet/second 64.82 64.23 59.67 62.907 Stack Cross-Sectional Area, square feet 388.821 388.821 388.821 388.821 Dry Volumetric Flow Rate, dry scfm 1,158,936.3 1,161,687.3 1,083,818.1 1,134,813.9 00 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,512,202.6 1,498,438.4 1,392,056.9 1,467,565.9 67 Percent Isokinetic of Sampling Rate, % 98.4 98.2 99.2 98.600 Percent Excess Air, % 38.3 38.6 38.3 38.400 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 267 267 267 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, January 12, 2011 Page 20 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 10 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, January 12, 2011 Page 21 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 25A 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, January 12, 2011 Page 22 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 26A 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, January 12, 2011 Page 23 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 29 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, January 12, 2011 Page 24 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

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, January 12, 2011 Page 25 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 6C 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, January 12, 2011 Page 26 of 27

### Utility Boiler MACT ICR - Clover Power Station Unit 2

Location Stack Exit - Method 7E 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, January 12, 2011 Page 27 of 27