### Name: Julie Metts

Title: Manager - Air Quality Company: Santee Cooper Sign Date: 6/28/2010 Name: Craig McKenzie Title: Senior Project Manager Company: GEL Engineering, LLC Sign Date: 6/28/2010 Permitted Facility Representative / Date Testing Company Representative / Date



## Santee Cooper-Cross Unit #3, ICR Section 114 Testing

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.

Thursday, February 03, 2011 Page 1 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 Facility Information: Santee Cooper - Cross Generating Station U
553 Cross Station Road

Pineville SC 29468 Contact: Julie Metts, P.E. Phone: 843-761-8000, ext. 4688 Fax: 843-761-4156 Email: jjmetts@santeecooper.com Testing Company: GEL Engineering, LLC 2040 Savage Road

Charleston SC 29407 Contact: Craig McKenzie Phone: 843-769-7378 Fax: 843-769-7197 Email: cam2@gel.com

Air Permit Number: 0420-0030-B03 Permitted Source ID/Name: Coal Fire Boiler Unit 3 Permitted Maximum Process Rate: 5400 MMBtu/HR with steam Max. Normal Operation Process Rate: 5400 MMBtu/HR with steam Target Process Test Rate 5400 MMBtu/HR with stea

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: Coal-Fired Boiler For Electric Generation, LNB, SCR, ESP, & FGD Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: 4501500030 FRS #: 4911

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 stk exhaust 336 2790 1056 4 0 16 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location Carbon Monoxide Method 10 3 120 0 stk exhaust Total organic compounds

(TOC) as Propane Method 25A 3 120 0 stk exhaust
Hydrogen Chloride Method 26A 3 180 0 stk exhaust Hydrogen Fluoride Method 26A 3 180 0 stk exhaust Cobalt Method 29 3 240 0 stk exhaust Regulation Description Compound Limit Unit NA 0



### Thursday, February 03, 2011 Page 2 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010

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.
NA Selenium Method 29 3 240 0 stk exhaust Nickel Method 29 3 240 0 stk exhaust Manganese Method 29 3 240 0 stk exhaust Lead Method 29 3 240 0 stk exhaust Cadmium Method 29 3 240 0 stk exhaust Arsenic Method 29 3 240 0 stk exhaust Chromium Method 29 3 240 0 stk exhaust Antimony Method 29 3 240 0 stk exhaust Beryllium Method 29 3 240 0 stk exhaust O2 Method 3A O2 3 180 0 stk exhaust Co2 Method 3A CO2 3 180 0 stk exhaust Organic Condensible

Particulate Method 5/OTM-28 3 240 0 stk exhaust

Total Particulate Method 5/OTM-28 3 240 0 stk exhaust Inorganic (Aqueous)

Condensible Part. Method 5/OTM-28 3 240 0 stk exhaust



### Thursday, February 03, 2011 Page 3 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 Sampling / Stack Data Results Summary



### Location stk exhaust - 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



### Location stk exhaust - 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



### Thursday, February 03, 2011 Page 4 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - Method 26A Average Run Number 1 2 3
Test Date 6/17/2010 6/17/2010 6/17/2010 Run Start Time 9:30:00 AM 1:05:00 PM 4:25:00 PM
Run Finish Time 12:21:15 PM 3:56:15 PM 7:16:15 PM Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 108.439 110.802 110.003 109.748 Moisture Content of Stack Gas, % 15.55 12.79 15.27 14.537 Moisture Saturation at Stack Gas Temperature, % 15.03 15.03 15.03 15.030 Carbon Dioxide, % 14.48 14.37 14.37 14.407 Oxygen, % 4.92 4.91 4.85 4.893 Average Stack Gas Temperature, °F 130.00 130.00 130.00 130.000 Dry Volumetric Flow Rate, dry scfm 1,298,758.7 1,356,164.4 1,315,123.7 1,323,348.93 3 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,700,583.9 1,730,140.0 1,722,012.0 1,717,578.63 3 Percent Isokinetic of Sampling Rate, % 103.4 101.2 103.6 102.733 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



### Location stk exhaust - 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



### Thursday, February 03, 2011 Page 5 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - 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



### Thursday, February 03, 2011 Page 6 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 Emissions Summary



### Location: stk exhaust - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 5.16E-02 4.99E-02 4.38E-02 0.048 ppm 5.56E+01 5.37E+01 4.73E+01 52.200 ppm@7%O2 4.83E+01 4.67E+01 4.10E+01 45.333



### Location: stk exhaust - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 Elb/hr 1.37E+00 1.61E-01 1.82E+00 1.117 lb/mmBtuO2 2.23E-04 2.59E-05 2.93E-04 0.000 ppm 1.53E-01 1.77E-02 2.01E-01 0.124 ppm@7%O2 1.33E-01 1.54E-02 1.74E-01 0.107



### Location: stk exhaust - Method 26A Compound: Hydrogen Chloride Average RunNumber 1 2 3 Mass_mg 0.227 0.279 0.301 0.269 Elb/hr 3.60E-01 4.52E-01 4.76E-01 0.429 gr/dscf 3.23E-05 3.89E-05 4.22E-05 0.000 lb/mmBtuO2 5.90E-05 7.10E-05 7.68E-05 0.000 mg/dscm 7.39E-02 8.89E-02 9.66E-02 0.086 ppm 4.88E-02 5.87E-02 6.37E-02 0.057 ppm@7%O2 4.24E-02 5.10E-02 5.52E-02 0.050 

### Compound: Hydrogen Fluoride Average RunNumber 1 2 3 Mass_mg 0.34 0.222 0.22 0.261 Elb/hr 5.39E-01 3.59E-01 3.48E-01 0.415 gr/dscf 4.84E-05 3.09E-05 3.09E-05 0.000 lb/mmBtuO2 8.84E-05 5.65E-05 5.62E-05 0.000 mg/dscm 1.11E-01 7.08E-02 7.06E-02 0.084 ppm 1.33E-01 8.51E-02 8.49E-02 0.101 ppm@7%O2 1.16E-01 7.40E-02 7.35E-02 0.088



### Location: stk exhaust - Method 29 

### Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.00174 0.000396 0.000333 0.001 Elb/hr 2.06E-03 4.72E-04 3.96E-04 0.001 gr/dscf 1.80E-07 4.08E-08 3.44E-08 0.000 lb/mmBtuO2 3.30E-07 7.48E-08 6.29E-08 0.000 mg/dscm 4.13E-04 9.35E-05 7.88E-05 0.000 ppm 8.15E-05 1.85E-05 1.56E-05 0.000


### Thursday, February 03, 2011 Page 7 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 ppm@7%O2 7.09E-05 1.61E-05 1.36E-05 0.000 

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.01666 0.01159 0.01214 0.013 Elb/hr 1.98E-02 1.38E-02 1.44E-02 0.016 gr/dscf 1.73E-06 1.20E-06 1.26E-06 0.000 lb/mmBtuO2 3.16E-06 2.19E-06 2.29E-06 0.000 mg/dscm 3.95E-03 2.74E-03 2.87E-03 0.003 ppm 1.27E-03 8.78E-04 9.23E-04 0.001 ppm@7%O2 1.11E-03 7.65E-04 8.02E-04 0.001 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.00005 0.00005 0.00005 0.000 Elb/hr 5.93E-05 5.96E-05 5.95E-05 0.000 gr/dscf 5.18E-09 5.16E-09 5.17E-09 0.000 lb/mmBtuO2 9.47E-09 9.44E-09 9.44E-09 0.000 mg/dscm 1.19E-05 1.18E-05 1.18E-05 0.000 ppm 3.17E-05 3.15E-05 3.16E-05 0.000 ppm@7%O2 2.76E-05 2.75E-05 2.75E-05 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.000212 0.00027 0.000211 0.000 Elb/hr 2.52E-04 3.22E-04 2.51E-04 0.000 gr/dscf 2.20E-08 2.78E-08 2.18E-08 0.000 lb/mmBtuO2 4.02E-08 5.10E-08 3.99E-08 0.000 mg/dscm 5.03E-05 6.37E-05 4.99E-05 0.000 ppm 1.08E-05 1.36E-05 1.07E-05 0.000 ppm@7%O2 9.40E-06 1.19E-05 9.30E-06 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.03759 0.03285 0.0224 0.031 Elb/hr 4.46E-02 3.91E-02 2.67E-02 0.037 gr/dscf 3.90E-06 3.39E-06 2.32E-06 0.000 lb/mmBtuO2 7.12E-06 6.20E-06 4.23E-06 0.000 mg/dscm 8.92E-03 7.75E-03 5.30E-03 0.007 ppm 4.12E-03 3.59E-03 2.45E-03 0.003 ppm@7%O2 3.59E-03 3.13E-03 2.13E-03 0.003 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00371 0.000653 0.000724 0.002 Elb/hr 4.40E-03 7.78E-04 8.61E-04 0.002 gr/dscf 3.85E-07 6.73E-08 7.49E-08 0.000 lb/mmBtuO2 7.03E-07 1.23E-07 1.37E-07 0.000 mg/dscm 8.80E-04 1.54E-04 1.71E-04 0.000



### Thursday, February 03, 2011 Page 8 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010

ppm 3.59E-04 6.29E-05 6.99E-05 0.000 ppm@7%O2 3.12E-04 5.48E-05 6.08E-05 0.000 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00315 0.00169 0.0015 0.002 Elb/hr 3.74E-03 2.01E-03 1.78E-03 0.003 gr/dscf 3.26E-07 1.74E-07 1.55E-07 0.000 lb/mmBtuO2 5.97E-07 3.19E-07 2.83E-07 0.000 mg/dscm 7.47E-04 3.99E-04 3.55E-04 0.001 ppm 8.67E-05 4.63E-05 4.12E-05 0.000 ppm@7%O2 7.55E-05 4.03E-05 3.58E-05 0.000 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.01039 0.00892 0.00844 0.009 Elb/hr 1.23E-02 1.06E-02 1.00E-02 0.011 gr/dscf 1.08E-06 9.20E-07 8.73E-07 0.000 lb/mmBtuO2 1.97E-06 1.68E-06 1.59E-06 0.000 mg/dscm 2.46E-03 2.11E-03 2.00E-03 0.002 ppm 1.08E-03 9.22E-04 8.75E-04 0.001 ppm@7%O2 9.40E-04 8.03E-04 7.61E-04 0.001 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.04046 0.04101 0.02496 0.035 Elb/hr 4.80E-02 4.89E-02 2.97E-02 0.042 gr/dscf 4.19E-06 4.23E-06 2.58E-06 0.000 lb/mmBtuO2 7.67E-06 7.74E-06 4.71E-06 0.000 mg/dscm 9.60E-03 9.68E-03 5.91E-03 0.008 ppm 3.93E-03 3.96E-03 2.42E-03 0.003 ppm@7%O2 3.42E-03 3.45E-03 2.10E-03 0.003 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.1738 0.137 0.1073 0.139 Elb/hr 2.06E-01 1.63E-01 1.28E-01 0.166 gr/dscf 1.80E-05 1.41E-05 1.11E-05 0.000 lb/mmBtuO2 3.29E-05 2.59E-05 2.03E-05 0.000 mg/dscm 4.12E-02 3.23E-02 2.54E-02 0.033 ppm 1.26E-02 9.85E-03 7.74E-03 0.010 ppm@7%O2 1.10E-02 8.58E-03 6.73E-03 0.009



### Location: stk exhaust - Method 5/OTM-28 Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3 Mass_mg 43.3 8.1 19 23.467 Elb/hr 5.19E+01 9.73E+00 2.28E+01 28.143



### Thursday, February 03, 2011 Page 9 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010

Process Run Data gr/dscf 4.55E-03 8.52E-04 1.99E-03 0.002 lb/mmBtuO2 8.31E-03 1.56E-03 3.63E-03 0.005 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 31 59.6 9 33.200 Elb/hr 3.72E+01 7.16E+01 1.08E+01 39.867 gr/dscf 3.25E-03 6.27E-03 9.41E-04 0.003 lb/mmBtuO2 5.95E-03 1.15E-02 1.72E-03 0.006 

### Compound: Total Particulate Average RunNumber 1 2 3 Mass_mg 27.7 84.9 29.2 47.267 Elb/hr 3.32E+01 1.02E+02 3.51E+01 56.767 gr/dscf 2.91E-03 8.94E-03 3.05E-03 0.005 lb/mmBtuO2 5.32E-03 1.64E-02 5.57E-03 0.009



### Thursday, February 03, 2011 Page 10 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 Process Run Data



### Run Name Value UOM Comments Target Value 1 Feed Rate 444.46 kpph EPA Methods 5/OTM28, 29;6/18/2010; 8:20am12:25pm 450

1 Heat Input 5679.7 Million Btus/million BTU using O2 EPA Methods 5/OTM28, 29;6/18/2010; 8:20am12:25pm 5400

1 Steam Output 4262 kpph EPA Methods 5/OTM28, 29;6/18/2010; 8:20am12:25pm 4250

1 Gross Electric Output 647.61 MW EPA Methods 5/OTM28, 29;6/18/2010; 8:20am12:25pm 625

1 Net Electric Output 606.25 MW EPA Methods 5/OTM28, 29;6/18/2010; 8:20am12:25pm 590

4 Feed Rate 445.59 kpph EPA Methods 5/OTM28, 29; 6/18/2010; 12:45- 4:50pm 450

4 Heat Input 5694.2 Million Btus/million BTU using O2 EPA Methods 5/OTM28, 29; 6/18/2010; 12:45- 4:50pm 5400

4 Steam Output 4283.0 kpph EPA Methods 5/OTM28, 29; 6/18/2010; 12:45- 4:50pm 4250

4 Gross Electric Output 644.64 MW EPA Methods 5/OTM28, 29; 6/18/2010; 12:45- 4:50pm 625

4 Net Electric Output 603.06 MW EPA Methods 5/OTM28, 29; 6/18/2010; 12:45- 4:50pm 590

5 Feed Rate 446.21 kpph EPA Methods 5/OTM28, 29; 6/18/2010; 5:05pm-9:10pm 450



### Thursday, February 03, 2011 Page 11 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 5 Heat Input 5702.1 Million Btus/million BTU using O2 EPA Methods 5/OTM28, 29; 6/18/2010; 5:05pm-9:10pm 5400

5 Steam Output 4272 kpph EPA Methods 5/OTM28, 29; 6/18/2010; 5:05pm-9:10pm 4250

5 Gross Electric Output 645.64 MW EPA Methods 5/OTM28, 29; 6/18/2010; 5:05pm-9:10pm 625

5 Net Electric Output 604.34 MW EPA Methods 5/OTM28, 29; 6/18/2010; 5:05pm-9:10pm 590

6 Feed Rate 444.5 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 9:30- 12:40pm 450

6 Heat Input 5680.7 Million Btus/million BTU using O2 EPA Methods 10, 25A, 26A; 6/17/2010; 9:30- 12:40pm 5400

6 Steam Output 4266.4 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 9:30- 12:40pm 4250

6 Gross Electric Output 647.4 MW EPA Methods 10, 25A, 26A; 6/17/2010; 9:30- 12:40pm 625

6 Net Electric Output 605.7 MW EPA Methods 10, 25A, 26A; 6/17/2010; 9:30- 12:40pm 590

7 Feed Rate 444.58 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 1:05pm-4:10pm 450

7 Heat Input 5681.3 Million Btus/million BTU using O2 EPA Methods 10, 25A, 26A; 6/17/2010; 1:05pm-4:10pm 5400

7 Steam Output 4269.5 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 1:05pm-4:10pm 4250



### Thursday, February 03, 2011 Page 12 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010

APCD Run Data

Process Lab Run Data 7 Gross Electric Output 646.6 MW EPA Methods 10, 25A, 26A; 6/17/2010; 1:05pm-4:10pm 625

7 Net Electric Output 604.8 MW EPA Methods 10, 25A, 26A; 6/17/2010; 1:05pm-4:10pm 590

8 Feed Rate 445.03 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 4:25pm-7:30pm 450

8 Heat Input 5687.0 Million Btus/million BTU using O2 EPA Methods 10, 25A, 26A; 6/17/2010; 4:25pm-7:30pm 5400

8 Steam Output 4260.6 kpph EPA Methods 10, 25A, 26A; 6/17/2010; 4:25pm-7:30pm 4250

8 Gross Electric Output 645.76 MW EPA Methods 10, 25A, 26A; 6/17/2010; 4:25pm-7:30pm 625

8 Net Electric Output 603.64 MW EPA Methods 10, 25A, 26A; 6/17/2010; 4:25pm-7:30pm 590



### Run Name Value UOM Comments Target Value 1 Electrostatic Precipitator (ESP) 0 0


### 1 FGD wet limestone scrubber 0 0
1 Selective catalytic Reduction (SCR) with ammonia injection 0 0



### Thursday, February 03, 2011 Page 13 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010 Sampling / Stack Data Results Detail



### Location stk exhaust - 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



### Thursday, February 03, 2011 Page 14 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - 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



### Thursday, February 03, 2011 Page 15 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - Method 26A Average Run Number 1 2 3 Test Date 6/17/2010 6/17/2010 6/17/2010 Run Start Time 9:30:00 AM 1:05:00 PM 4:25:00 PM Run Finish Time 12:21:15 PM 3:56:15 PM 7:16:15 PM Net Traversing Points 16 16 16 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.225 0.225 0.225 0.225 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.0161 1.0161 1.0161 1.016 Barometric Pressure, inches of Mercury 30 30 30 30.000 Average Orifice Meter Differential, inches H2O 1.21 1.28 1.25 1.247 Dry Gas Meter Volume Sampled, cubic feet 114.010 117.900 116.447 116.119 Average Dry Gas Meter Temperature, °F 107.25 114.19 111.19 110.877 Dry Gas Meter Volume Sampled, dscf 108.439 110.802 110.003 109.748 Total Moisture Liquid collected, g 424.3 345.3 421 396.867 Volume of Water Vapor, standard cubic feet 19.97 16.25 19.82 18.680 Moisture Content of Stack Gas, % 15.55 12.79 15.27 14.537 Moisture Saturation at Stack Gas Temperature, % 15.03 15.03 15.03 15.030 Dry Mole Fraction 0.8497 0.8721 0.8497 0.857 Carbon Dioxide, % 14.48 14.37 14.37 14.407 Oxygen, % 4.92 4.91 4.85 4.893 Carbon Monoxide & Nitrogen, % 80.6 80.72 80.78 80.700 Fuel Factor 1.10 1.11 1.12 Dry Molecular Weight, lb/lb-Mole 30.51 30.50 30.49 30.500 Wet Molecular weight, lb/lb-Mole 28.72 28.90 28.66 28.760 Flue Gas Static Pressure, inches of H2O 0.65 0.65 0.67 0.657 Absolute Flue Gas Pressure, inches of Mercury 30.05 30.05 30.05 30.050 Average Stack Gas Temperature, °F 130.00 130.00 130.00 130.000 Average Velocity Head, inches of H2O 0.6009945763 98709 0.626038002

098114 0.614911726

818161 0.614
Average Stack Gas Velocity, feet/second 46.03 46.83 46.61 46.490 Stack Cross-Sectional Area, square feet 615.752 615.752 615.752 615.752 Dry Volumetric Flow Rate, dry scfm 1,298,758.7 1,356,164.4 1,315,123.7 1,323,348.9 33 Actual Wet Volumetric Flue Gas Flow Rate, acfm 1,700,583.9 1,730,140.0 1,722,012.0 1,717,578.6 33 Percent Isokinetic of Sampling Rate, % 103.4 101.2 103.6 102.733 Percent Excess Air, % 30.1 29.9 29.4 29.800 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 336 336 336 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



### Thursday, February 03, 2011 Page 16 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - 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



### Thursday, February 03, 2011 Page 17 of 18

### Santee Cooper-Cross Unit #3, ICR Section 114 Testing

6/28/2010
Location stk exhaust - 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



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