### Name:

Title: Company: Sign Date: Name: Title: Company: Sign Date: Permitted Facility Representative / Date Testing Company Representative / Date Final Test Report for

/ / Based on information and belief formed after reasonable inquiry, I certify that the statements and information in this test report are true, accurate, and complete. I have reviewed all testing details and results in this test report and hereby certify that the test report is authentic and accurate.

Wednesday, February 09, 2011 Page 1 of 19

### Facility Information:

Gulf Power-Plant Scholz
1460 Gulf Power Rd

Sneads Fl 32460 Contact:
Phone: Fax: Email: Testing Company:
Weston Solutions 1625 Pumphrey Ave

Auburn Al 36832 Contact:Jon Howard Phone:334-466-5600 Fax: 334-466-5666 Email: j.howard@westonsolutions.com

Air Permit Number: Permitted Source ID/Name:

Permitted Maximum Process Rate: Max. Normal Operation Process Rate: Target Process Test Rate

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: See Attached Report Industry/SCC/NAIS

Sampling Location Information:

Test Parameter Information: AFS #: FRS #:

SCC / Description

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 162 300 936 4 0 24 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location Carbon Monoxide Method 10 3 0 Stack Formaldehyde Method 0011 3 0 Stack Total organic compounds

(TOC) as Propane Method 25A 3 0 Stack

Hydrogen Chloride Method 26A 3 0 Stack Hydrogen Fluoride Method 26A 3 0 Stack Inorganic (Aqueous)

Condensible Part. OTM - 27/28 3 0 Stack



### Wednesday, February 09, 2011 Page 2 of 19

### 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. See Attached Report

Organic Condensible Particulate OTM - 27/28 3 0 Stack

Filterable PM2.5 OTM - 27/28 3 0 Stack Beryllium Method 29 0 Stack Filterable Particulate Method 29 0 Stack Cadmium Method 29 0 Stack Chromium Method 29 0 Stack Lead Method 29 0 Stack Manganese Method 29 0 Stack Nickel Method 29 0 Stack Selenium Method 29 0 Stack Antimony Method 29 0 Stack Cobalt Method 29 0 Stack Phosphorus (yellow or white) Method 29 0 Stack Arsenic Method 29 0 Stack O2 Method 3A O2 3 0 Stack Co2 Method 3A CO2 3 0 Stack



### Wednesday, February 09, 2011 Page 3 of 19

### Sampling / Stack Data Results Summary



### Location Stack - Method 0011 Average Run Number 1 2 3
Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM1:40:00 PM 4:50:00 PM
Run Finish Time 12:28:00 PM3:58:00 PM 7:03:00 PM Net Run Time, minutes 120 120 120 Dry Gas Meter Volume Sampled, dscf 68.143 69.082 70.853 69.359 Moisture Content of Stack Gas, % 6.30 6.26 6.02 6.193 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Average Stack Gas Temperature, °F 290.08 294.45 295.65 293.393 Dry Volumetric Flow Rate, dry scfm 280,092.5 282,323.6 286,558.3 282,991.467 Actual Wet Volumetric Flue Gas Flow Rate, acfm 429,245.2 434,999.4 441,097.1 435,113.900 Percent Isokinetic of Sampling Rate, % 100.6 101.2 102.2 101.333 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 10 Average Run Number 1 2 3
Test Date 3/3/2010 3/3/2010 3/3/2010
Run Start Time 10:00:00 AM1:39:00 PM 4:50:00 PM
Run Finish Time 12:28:00 PM3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442 282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Wednesday, February 09, 2011 Page 4 of 19

### Location Stack - Method 25A Average

Run Number 1 2 3
Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM1:39:00 PM 4:50:00 PM
Run Finish Time 12:28:00 PM3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442 282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 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 26A Average Run Number 1 2 3
Test Date 3/4/2010 3/4/2010 3/4/2010
Run Start Time 7:15:00 AM 10:45:00 AM 2:10:00 PM

Run Finish Time 10:31:00 AM2:00:00 PM 5:22:00 PM Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 108.233 105.496 102.327 105.352 Moisture Content of Stack Gas, % 6.78 6.73 6.68 6.730 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 12 12 12 12.000 Oxygen, % 7.2 7.1 7.1 7.133 Average Stack Gas Temperature, °F 285.95 293.10 296.53 291.860 Dry Volumetric Flow Rate, dry scfm 295,598.3 285,949.9 283,802.3 288,450.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 449,341.9 438,606.5 437,060.6 441,669.667 Percent Isokinetic of Sampling Rate, % 100.9 101.7 99.4 100.667 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



### Wednesday, February 09, 2011 Page 5 of 19

### Location Stack - Method 29 Average

Run Number 1 2 3
Test Date 3/9/2010 3/9/2010 3/10/2010 Run Start Time 7:51:00 AM2:31:00 PM 7:45:00 AM
Run Finish Time 1:08:00 PM9:02:00 PM 2:03:00 PM Net Run Time, minutes 300 360 360 Dry Gas Meter Volume Sampled, dscf 172.143 201.792 209.692 194.542 Moisture Content of Stack Gas, % 6.94 6.36 7.10 6.800 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 11.3 11.4 11.6 11.433 Oxygen, % 7.8 7.6 7.6 7.667 Average Stack Gas Temperature, °F 303.10 304.63 303.63 303.787 Dry Volumetric Flow Rate, dry scfm 289,146.2 281,414.0 293,195.2 287,918.467 Actual Wet Volumetric Flue Gas Flow Rate, acfm 454,065.5 440,066.5 461,537.4 451,889.800 Percent Isokinetic of Sampling Rate, % 98.5 98.8 98.6 98.633 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 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM1:39:00 PM 4:50:00 PM
Run Finish Time 12:28:00 PM3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442 282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Wednesday, February 09, 2011 Page 6 of 19

### Location Stack - Method 3A O2 Average

Run Number 1 2 3
Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM1:39:00 PM 4:50:00 PM
Run Finish Time 12:28:00 PM3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442 282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 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 1 2 3
Test Date 3/9/2010 3/9/2010 3/10/2010
Run Start Time 7:51:00 AM2:31:00 PM 7:45:00 AM
Run Finish Time 2:00:00 PM8:52:00 PM 2:06:00 PM Net Run Time, minutes 336.3 349.75 364 Dry Gas Meter Volume Sampled, dscf 119.982 126.480 130.327 125.596 Moisture Content of Stack Gas, % 6.35 5.74 7.05 6.380 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 11.3 11.4 11.6 11.433 Oxygen, % 7.8 7.6 7.6 7.667 Average Stack Gas Temperature, °F 300.49 302.89 301.74 301.707 Dry Volumetric Flow Rate, dry scfm 295,181.1 292,290.4 296,269.8 294,580.433 Actual Wet Volumetric Flue Gas Flow Rate, acfm 459,046.8 453,034.9 464,972.7 459,018.133 Percent Isokinetic of Sampling Rate, % 92.7 94.9 92.7 93.433 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



### Wednesday, February 09, 2011 Page 7 of 19

### Emissions Summary



### Location: Stack - Method 0011 Compound: Formaldehyde Average RunNumber 1 2 3 Mass_mg 0.012 0.01 0.009 0.010 Elb/hr 6.52E-03 5.41E-03 4.81E-03 0.006 lb/mmBtuO2 5.88E-06 4.83E-06 4.24E-06 0.000 ppm 4.98E-03 4.09E-03 3.59E-03 0.004 ppm@7%O2 5.13E-03 4.21E-03 3.70E-03 0.004



### Location: Stack - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 8.41E-02 1.04E-01 7.56E-02 0.088 ppm 7.64E+01 9.43E+01 6.87E+01 79.800 ppm@7%O2 7.87E+01 9.71E+01 7.07E+01 82.167



### Location: Stack - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 lb/mmBtuO2 3.44E-04 8.60E-04 1.03E-03 0.001 ppm 1.98E-01 4.96E-01 5.95E-01 0.430 ppm@7%O2 2.04E-01 5.11E-01 6.13E-01 0.443



### Location: Stack - Method 26A Compound: Hydrogen Chloride Average RunNumber 1 2 3 Mass_mg 333 352 360 348.333 lb/mmBtuO2 1.01E-01 1.09E-01 1.15E-01 0.108 ppm 7.17E+01 7.77E+01 8.20E+01 77.133 ppm@7%O2 7.27E+01 7.83E+01 8.26E+01 77.867 

### Compound: Hydrogen Fluoride Average RunNumber 1 2 3 Mass_mg 18.6 19.1 19.7 19.133 lb/mmBtuO2 5.65E-03 5.91E-03 6.29E-03 0.006 ppm 7.30E+00 7.69E+00 8.17E+00 7.720 ppm@7%O2 7.41E+00 7.75E+00 8.23E+00 7.797



### Location: Stack - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.0088 0.0088 0.00891 0.009 lb/mmBtuO2 1.76E-06 1.48E-06 1.44E-06 0.000



### Wednesday, February 09, 2011 Page 8 of 19

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.02045 0.02415 0.02515 0.023 lb/mmBtuO2 4.09E-06 4.05E-06 4.06E-06 0.000 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.0024 0.00259 0.00253 0.003 lb/mmBtuO2 4.80E-07 4.35E-07 4.09E-07 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.0022 0.0022 0.0022 0.002 lb/mmBtuO2 4.40E-07 3.69E-07 3.55E-07 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.01286 0.01497 0.01629 0.015 lb/mmBtuO2 2.57E-06 2.51E-06 2.63E-06 0.000 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00338 0.00387 0.00409 0.004 lb/mmBtuO2 6.75E-07 6.50E-07 6.61E-07 0.000 

### Compound: Filterable Particulate Average RunNumber 1 2 3 Mass_mg 19 23 27 23.000 lb/mmBtuO2 3.80E-03 3.86E-03 4.36E-03 0.004 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00775 0.00886 0.00972 0.009 lb/mmBtuO2 1.55E-06 1.49E-06 1.57E-06 0.000 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.0181 0.0204 0.0213 0.020 lb/mmBtuO2 3.62E-06 3.43E-06 3.44E-06 0.000 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.01802 0.01642 0.01692 0.017 lb/mmBtuO2 3.60E-06 2.76E-06 2.73E-06 0.000



### Wednesday, February 09, 2011 Page 9 of 19

### Process Run Data

Compound: Phosphorus (yellow or white) Average RunNumber 1 2 3 Mass_mg 0.040805 0.046805 0.031805 0.040 lb/mmBtuO2 8.15E-06 7.86E-06 5.14E-06 0.000 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.3776 0.4338 0.4362 0.416 lb/mmBtuO2 7.55E-05 7.28E-05 7.05E-05 0.000



### Location: Stack - OTM - 27/28 Compound: Filterable PM2.5 Average RunNumber 1 2 3 Mass_mg 5.7 6 5.5 5.733 lb/mmBtuO2 1.63E-03 1.61E-03 1.43E-03 0.002 mg/dscm 1.68E+00 1.68E+00 1.49E+00 1.617 mg/dscm@7%O2 1.78E+00 1.76E+00 1.56E+00 1.700 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 3 Mass_mg 39.1 37.5 40.8 39.133 lb/mmBtuO2 1.12E-02 1.00E-02 1.06E-02 0.011 mg/dscm 1.15E+01 1.05E+01 1.11E+01 11.033 mg/dscm@7%O2 1.22E+01 1.10E+01 1.16E+01 11.600 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 3 Mass_mg 5 11.4 16.3 10.900 lb/mmBtuO2 1.43E-03 3.05E-03 4.24E-03 0.003 mg/dscm 1.47E+00 3.18E+00 4.42E+00 3.023 mg/dscm@7%O2 1.56E+00 3.32E+00 4.62E+00 3.167



### Wednesday, February 09, 2011 Page 10 of 19

### Process Run Data

APCD Run Data

Process Lab Run Data



### Wednesday, February 09, 2011 Page 11 of 19

### Sampling / Stack Data Results Detail



### Location Stack - Method 0011 Average Run Number 1 2 3 Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM 1:40:00 PM 4:50:00 PM Run Finish Time 12:28:00 PM 3:58:00 PM 7:03:00 PM Net Traversing Points 40 40 40 Net Run Time, minutes 120 120 120 Nozzle Diameter, inches 0.23 0.23 0.23 0.230 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.006 1.006 1.006 1.006 Barometric Pressure, inches of Mercury 29.64 29.64 29.64 29.640 Average Orifice Meter Differential, inches H2O 1.05 1.09 1.13 1.090 Dry Gas Meter Volume Sampled, cubic feet 69.620 70.314 72.190 70.708 Average Dry Gas Meter Temperature, °F 79.00 77.03 77.63 77.887 Dry Gas Meter Volume Sampled, dscf 68.143 69.082 70.853 69.359 Total Moisture Liquid collected, g 97.200000000 000497.90000000

00001 96.40000000

00001 97.167

Volume of Water Vapor, standard cubic feet 4.58 4.61 4.54 4.577 Moisture Content of Stack Gas, % 6.30 6.26 6.02 6.193 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.937 0.9374 0.9398 0.938 Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Carbon Monoxide & Nitrogen, % 80.7 80.7 80.6 80.667 Fuel Factor 1.13 1.13 1.13 Dry Molecular Weight, lb/lb-Mole 30.20 30.20 30.22 30.207 Wet Molecular weight, lb/lb-Mole 29.43 29.44 29.48 29.450 Flue Gas Static Pressure, inches of H2O -0.5 -0.5 -0.5 -0.500 Absolute Flue Gas Pressure, inches of Mercury 29.60 29.60 29.60 29.600 Average Stack Gas Temperature, °F 290.08 294.45 295.65 293.393 Average Velocity Head, inches of H2O 0.5625577664 021070.574556414

036456 0.590644887

423956 0.576

Average Stack Gas Velocity, feet/second 49.98 50.65 51.36 50.663 Stack Cross-Sectional Area, square feet 143.139 143.139 143.139 143.139 Dry Volumetric Flow Rate, dry scfm 280,092.5 282,323.6 286,558.3282,991.467 Actual Wet Volumetric Flue Gas Flow Rate, acfm 429,245.2 434,999.4 441,097.1435,113.900 Percent Isokinetic of Sampling Rate, % 100.6 101.2 102.2 101.333 Percent Excess Air, % 53.2 53.2 53.3 53.233 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 162 162 162 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 09, 2011 Page 12 of 19

### Location Stack - Method 10 Average

Run Number 1 2 3 Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM 1:39:00 PM 4:50:00 PM Run Finish Time 12:28:00 PM 3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Fuel Factor 1.13 1.13 1.13 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 900 900 900 900.000 Operating Units ppm ppm ppm No. Readings/Avg. Calibration Set 3 3 3 3.000 Calibration Pre Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Pre Zero Cylinder Instrument Response 7 5 5 5.667 Calibration Pre Zero Cylinder Bias 0.22 0 0 0.073 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC125113 CC125113 CC125113 Calibration Pre High Cylinder Instrument Response 436 435 436 435.667 Calibration Pre High Cylinder Bias -1 -1.11 -1 -1.037 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Post Zero Cylinder Instrument Response 5 5 5 5.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0.22 0 0 0.073 Calibration Post High Cylinder ID CC125113 CC125113 CC125113 Calibration Post High Cylinder Instrument Response 435 436 437 436.000 Calibration Post High Cylinder Bias -1.11 -1 -0.89 -1.000 Calibration Post High Cylinder Drift 0.11 0.11 0.11 0.110 Cavg 78 94 70 80.667 Cavg Units ppmvd ppmvd ppmvd Cgas 76.4424 94.2718 68.6906 79.802 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Wednesday, February 09, 2011 Page 13 of 19

### Location Stack - Method 25A Average

Run Number 1 2 3 Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM 1:39:00 PM 4:50:00 PM Run Finish Time 12:28:00 PM 3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Fuel Factor 1.13 1.13 1.13 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 25.1 25.1 25.1 25.100 Operating Units ppm ppm ppm No. Readings/Avg. Calibration Set 4 4 4 4.000 Calibration Pre Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Pre Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Pre Zero Cylinder Bias 0 0 0 0.000 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC23540 CC23540 CC23540 Calibration Pre High Cylinder Instrument Response 12.5 12.5 12.5 12.500 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Post Zero Cylinder Instrument Response 0 0 0 0.000 Calibration Post Zero Cylinder Bias 0 0 0 0.000 Calibration Post Zero Cylinder Drift 0 0 0 0.000 Calibration Post High Cylinder ID CC23540 CC23540 CC23540 Calibration Post High Cylinder Instrument Response 12.5 12.5 12.5 12.500 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 0.2 0.5 0.6 0.433 Cavg Units ppmvd ppmvd ppmvd Cgas 0.1984 0.496 0.5952 0.430 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Wednesday, February 09, 2011 Page 14 of 19

### Location Stack - Method 26A Average

Run Number 1 2 3 Test Date 3/4/2010 3/4/2010 3/4/2010 Run Start Time 7:15:00 AM10:45:00 AM 2:10:00 PM Run Finish Time 10:31:00 AM 2:00:00 PM 5:22:00 PM Net Traversing Points 40 40 40 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.23 0.23 0.23 0.230 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.981 0.981 0.981 0.981 Barometric Pressure, inches of Mercury 29.87 29.87 29.87 29.870 Average Orifice Meter Differential, inches H2O 1.24 1.19 1.17 1.200 Dry Gas Meter Volume Sampled, cubic feet 113.495 111.622 108.150 111.089 Average Dry Gas Meter Temperature, °F 83.90 88.73 88.10 86.910 Dry Gas Meter Volume Sampled, dscf 108.233 105.496 102.327 105.352 Total Moisture Liquid collected, g 167.19999999 9999 161.7 155.8 161.567

Volume of Water Vapor, standard cubic feet 7.87 7.61 7.33 7.603 Moisture Content of Stack Gas, % 6.78 6.73 6.68 6.730 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9322 0.9327 0.9332 0.933 Carbon Dioxide, % 12 12 12 12.000 Oxygen, % 7.2 7.1 7.1 7.133 Carbon Monoxide & Nitrogen, % 80.8 80.9 80.9 80.867 Fuel Factor 1.14 1.15 1.15 Dry Molecular Weight, lb/lb-Mole 30.21 30.20 30.20 30.203 Wet Molecular weight, lb/lb-Mole 29.38 29.38 29.39 29.383 Flue Gas Static Pressure, inches of H2O -0.52 -0.52 -0.52 -0.520 Absolute Flue Gas Pressure, inches of Mercury 29.83 29.83 29.83 29.830 Average Stack Gas Temperature, °F 285.95 293.10 296.53 291.860 Average Velocity Head, inches of H2O 0.6236647114 178030.588613575

550966 0.581861778

135292 0.598

Average Stack Gas Velocity, feet/second 52.32 51.07 50.89 51.427 Stack Cross-Sectional Area, square feet 143.139 143.139 143.139 143.139 Dry Volumetric Flow Rate, dry scfm 295,598.3 285,949.9 283,802.3288,450.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 449,341.9 438,606.5 437,060.6441,669.667 Percent Isokinetic of Sampling Rate, % 100.9 101.7 99.4 100.667 Percent Excess Air, % 51.0 49.8 49.8 50.200 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 162 162 162 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 09, 2011 Page 15 of 19

### Location Stack - Method 29 Average

Run Number 1 2 3 Test Date 3/9/2010 3/9/2010 3/10/2010 Run Start Time 7:51:00 AM 2:31:00 PM 7:45:00 AM Run Finish Time 1:08:00 PM 9:02:00 PM 2:03:00 PM Net Traversing Points 60 60 60 Net Run Time, minutes 300 360 360 Nozzle Diameter, inches 0.23 0.23 0.23 0.230 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.006 1.006 1.006 1.006 Barometric Pressure, inches of Mercury 29.6 29.6 29.6 29.600 Average Orifice Meter Differential, inches H2O 1.11 1.05 1.15 1.103 Dry Gas Meter Volume Sampled, cubic feet 176.927 207.235 215.844 200.002 Average Dry Gas Meter Temperature, °F 81.58 81.07 82.45 81.700 Dry Gas Meter Volume Sampled, dscf 172.143 201.792 209.692 194.542 Total Moisture Liquid collected, g 272.6 291.1 340.6 301.433 Volume of Water Vapor, standard cubic feet 12.83 13.70 16.03 14.187 Moisture Content of Stack Gas, % 6.94 6.36 7.10 6.800 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9306 0.9364 0.929 0.932 Carbon Dioxide, % 11.3 11.4 11.6 11.433 Oxygen, % 7.8 7.6 7.6 7.667 Carbon Monoxide & Nitrogen, % 80.9 81 80.8 80.900 Fuel Factor 1.16 1.17 1.15 Dry Molecular Weight, lb/lb-Mole 30.12 30.13 30.16 30.137 Wet Molecular weight, lb/lb-Mole 29.28 29.36 29.30 29.313 Flue Gas Static Pressure, inches of H2O -0.2 -0.2 -0.2 -0.200 Absolute Flue Gas Pressure, inches of Mercury 29.59 29.59 29.59 29.590 Average Stack Gas Temperature, °F 303.10 304.63 303.63 303.787 Average Velocity Head, inches of H2O 0.6154160230 653040.578491417

810915 0.635771952

895306 0.610

Average Stack Gas Velocity, feet/second 52.87 51.24 53.74 52.617 Stack Cross-Sectional Area, square feet 143.139 143.139 143.139 143.139 Dry Volumetric Flow Rate, dry scfm 289,146.2 281,414.0 293,195.2287,918.467 Actual Wet Volumetric Flue Gas Flow Rate, acfm 454,065.5 440,066.5 461,537.4451,889.800 Percent Isokinetic of Sampling Rate, % 98.5 98.8 98.6 98.633 Percent Excess Air, % 57.5 55.1 55.3 55.967 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 162 162 162 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 09, 2011 Page 16 of 19

### Location Stack - Method 3A CO2 Average

Run Number 1 2 3 Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM 1:39:00 PM 4:50:00 PM Run Finish Time 12:28:00 PM 3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Fuel Factor 1.13 1.13 1.13 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 20.1 20.1 20.1 20.100 Operating Units % % % No. Readings/Avg. Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Pre Zero Cylinder Instrument Response 0 0.1 0 0.033 Calibration Pre Zero Cylinder Bias 0 0.5 0 0.167 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC261893 CC261893 CC261893 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias -0.5 -0.5 -0.5 -0.500 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Post Zero Cylinder Instrument Response 0 0 0.1 0.033 Calibration Post Zero Cylinder Bias 0 0 0.5 0.167 Calibration Post Zero Cylinder Drift 0 0.5 0.5 0.333 Calibration Post High Cylinder ID CC261893 CC261893 CC261893 Calibration Post High Cylinder Instrument Response 10.1 10.1 10 10.067 Calibration Post High Cylinder Bias -0.5 -0.5 -1 -0.667 Calibration Post High Cylinder Drift 0 0 0.5 0.167 Cavg 11.7 11.8 11.8 11.767 Cavg Units ppmvd ppmvd ppmvd Cgas 11.8158 11.9254 11.985 11.909 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



### Wednesday, February 09, 2011 Page 17 of 19

### Location Stack - Method 3A O2 Average

Run Number 1 2 3 Test Date 3/3/2010 3/3/2010 3/3/2010 Run Start Time 10:00:00 AM 1:39:00 PM 4:50:00 PM Run Finish Time 12:28:00 PM 3:56:00 PM 7:04:00 PM Carbon Dioxide, % 11.9 11.9 12 11.933 Oxygen, % 7.4 7.4 7.4 7.400 Fuel Factor 1.13 1.13 1.13 Dry Volumetric Flow Rate, dry scfm 279999 282242 286442282,894.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 6.3 6.3 6 6.200 Analyzer Make Analyzer Model Analyzer Serial Number Operating Range 20.1 20.1 20.1 20.100 Operating Units % % % No. Readings/Avg. Calibration Set 2 2 2 2.000 Calibration Pre Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Pre Zero Cylinder Instrument Response 0.1 0.1 0 0.067 Calibration Pre Zero Cylinder Bias 0.5 0.5 0 0.333 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC261893 O2 CC261893 O2 CC261893

O2 Calibration Pre High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Pre High Cylinder Bias 0 0 0 0.000 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID XC011677BXC011677B XC011677B Calibration Post Zero Cylinder Instrument Response 0.1 0 0.1 0.067 Calibration Post Zero Cylinder Bias 0.5 0 0.5 0.333 Calibration Post Zero Cylinder Drift 0 0.5 0.5 0.333 Calibration Post High Cylinder ID CC261893 O2 CC261893 O2 CC261893

O2 Calibration Post High Cylinder Instrument Response 10.1 10.1 10.1 10.100 Calibration Post High Cylinder Bias 0 0 0 0.000 Calibration Post High Cylinder Drift 0 0 0 0.000 Cavg 7.4 7.3 7.4 7.367 Cavg Units ppmvd ppmvd ppmvd Cgas 7.373 7.2861 7.3866 7.349 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### Wednesday, February 09, 2011 Page 18 of 19

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

Run Number 1 2 3 Test Date 3/9/2010 3/9/2010 3/10/2010 Run Start Time 7:51:00 AM 2:31:00 PM 7:45:00 AM Run Finish Time 2:00:00 PM 8:52:00 PM 2:06:00 PM Net Traversing Points 78 75 78 Net Run Time, minutes 336.3 349.75 364 Nozzle Diameter, inches 0.185 0.185 0.185 0.185 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.981 0.981 0.981 0.981 Barometric Pressure, inches of Mercury 29.6 29.6 29.6 29.600 Average Orifice Meter Differential, inches H2O 0.49 0.50 0.49 0.493 Dry Gas Meter Volume Sampled, cubic feet 127.346 133.941 138.544 133.277 Average Dry Gas Meter Temperature, °F 84.54 83.33 85.40 84.423 Dry Gas Meter Volume Sampled, dscf 119.982 126.480 130.327 125.596 Total Moisture Liquid collected, g 172.8 163.5 210 182.100 Volume of Water Vapor, standard cubic feet 8.13 7.70 9.88 8.570 Moisture Content of Stack Gas, % 6.35 5.74 7.05 6.380 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9365 0.9426 0.9295 0.936 Carbon Dioxide, % 11.3 11.4 11.6 11.433 Oxygen, % 7.8 7.6 7.6 7.667 Carbon Monoxide & Nitrogen, % 80.9 81 80.8 80.900 Fuel Factor 1.16 1.17 1.15 Dry Molecular Weight, lb/lb-Mole 30.12 30.13 30.16 30.137 Wet Molecular weight, lb/lb-Mole 29.35 29.43 29.30 29.360 Flue Gas Static Pressure, inches of H2O -0.2 -0.2 -0.2 -0.200 Absolute Flue Gas Pressure, inches of Mercury 29.59 29.59 29.59 29.590 Average Stack Gas Temperature, °F 300.49 302.89 301.74 301.707 Average Velocity Head, inches of H2O 0.6325476250 333080.615883960

396563 0.646856563

632386 0.632

Average Stack Gas Velocity, feet/second 53.45 52.75 54.14 53.447 Stack Cross-Sectional Area, square feet 143.139 143.139 143.139 143.139 Dry Volumetric Flow Rate, dry scfm 295,181.1 292,290.4 296,269.8294,580.433 Actual Wet Volumetric Flue Gas Flow Rate, acfm 459,046.8 453,034.9 464,972.7459,018.133 Percent Isokinetic of Sampling Rate, % 92.7 94.9 92.7 93.433 Percent Excess Air, % 57.5 55.1 55.3 55.967 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 162 162 162 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 1800 1,800.000



### Wednesday, February 09, 2011 Page 19 of 19