### 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.

Friday, January 14, 2011 Page 1 of 20

### Facility Information:

AES Puerto Rico CARRETERA #3 KM 142

GUAYAMA PR00784 Contact:William G. Vela Phone:787-866-8117 Fax: Email: Testing Company: URS Corporation 1600 Perimeter Park Drive, Suite 400

Morrisville NC27560 Contact:Brad Justus Phone:919-461-1326 Fax: 919-461-1415 Email:brad_justus@urscorp.com

Air Permit Number: 68029 Permitted Source ID/Name: 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:

******* Industry/SCC/NAIS221122

Sampling Location Information:

Test Parameter Information: AFS #:7205700056 FRS #:

SCC / Description10100218 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Atmospheric Fluidized Bed Combustion: Circulating Bed (Bitum. 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 192 2304 2688 4 0 12 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location % H2O Method 1 - 4 3 180 0 Stack Exit Total organic compounds

(TOC) as Propane Method 25A 3 120 0 Stack Exit
Hydrogen Fluoride Method 26A 3 180 0 Stack Exit Hydrogen Chloride Method 26A 3 180 0 Stack Exit Filterable PM2.5 OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit



### Friday, January 14, 2011 Page 2 of 20

### 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. None Filterable Particulate OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Inorganic (Aqueous)

Condensible Part. OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Organic Condensible

Particulate OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Total PM2.5 OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Total Particulate OTM - 27/28 3 240 0 Use only for dry stacks. Delete Method 5/OTM28 tests. Stack Exit

Cobalt Method 29 3 240 0 Stack Exit Antimony Method 29 3 240 0 Stack Exit Selenium 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 Chromium Method 29 3 240 0 Stack Exit Cadmium Method 29 3 240 0 Stack Exit Beryllium Method 29 3 240 0 Stack Exit Arsenic Method 29 3 240 0 Stack Exit Filterable Particulate Method 29 3 240 0 Stack Exit



### Friday, January 14, 2011 Page 3 of 20

### Sampling / Stack Data Results Summary



### LocationStack Exit - Method 25A Average Run Number 1 2 3 Test Date 3/12/2010 3/12/2010 3/12/2010 Run Start Time Run Finish Time Carbon Dioxide, % 12.5 12.3 12.7 12.500 Oxygen, % 6 6.8 6.1 6.300 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Moisture, % 13 13.1 12.8 12.967 Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

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



### LocationStack Exit - Method 26A Average Run Number 1 2 3 Test Date 3/3/2010 3/4/2010 3/4/2010 Run Start Time 1:30:00 PM 9:07:00 AM 1:45:00 PM

Run Finish Time 6:09:00 PM 12:41:00 PM 5:25:00 PM

Net Run Time, minutes 180 180 180 Dry Gas Meter Volume Sampled, dscf 100.589 100.725 100.389 100.568 Moisture Content of Stack Gas, % 13.81 14.03 13.94 13.927 Moisture Saturation at Stack Gas Temperature, % 49.22 50.08 49.64 49.647 Carbon Dioxide, % 12.4 13.4 11.4 12.400 Oxygen, % 6 5 7.4 6.133 Average Stack Gas Temperature, °F 178.11 178.75 178.36 178.407 Dry Volumetric Flow Rate, dry scfm 560,550.8 568,588.9 567,064.9565,401.533 Actual Wet Volumetric Flue Gas Flow Rate, acfm 791,018.1 807,666.1 804,167.6800,950.600 Percent Isokinetic of Sampling Rate, % 98.7 97.4 97.3 97.800 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



### Friday, January 14, 2011 Page 4 of 20

### LocationStack Exit - Method 29 Average

Run Number 1 2 3 Test Date 7/29/2010 7/29/2010 7/30/2010 Run Start Time 8:25:00 AM4:20:00 PM11:00:00 AM Run Finish Time 12:48:00 PM 10:32:00 PM 3:18:00 PM

Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 144.452 145.707 144.751 144.970 Moisture Content of Stack Gas, % 13.99 14.73 13.61 14.110 Moisture Saturation at Stack Gas Temperature, % 55.61 55.48 56.94 56.010 Carbon Dioxide, % 11.7 12.1 12.2 12.000 Oxygen, % 6.3 6.5 6.4 6.400 Average Stack Gas Temperature, °F 183.96 183.85 184.96 184.257 Dry Volumetric Flow Rate, dry scfm 603,450.4 598,867.4 600,841.2601,053.000 Actual Wet Volumetric Flue Gas Flow Rate, acfm 854,835.2 855,559.0 850,130.3853,508.167 Percent Isokinetic of Sampling Rate, % 98.7 100.3 99.3 99.433 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



### LocationStack Exit - OTM - 27/28 Average Run Number 1 2 4 Test Date 7/29/2010 7/29/2010 7/31/2010 Run Start Time 12:09:36 AM3:15:00 PM9:00:00 AM Run Finish Time 1:58:54 PM9:49:09 PM 3:28:09 PM Net Run Time, minutes 366.67 370.35 363 Dry Gas Meter Volume Sampled, dscf 119.573 121.145 117.099 119.272 Moisture Content of Stack Gas, % 14.02 14.08 14.16 14.087 Moisture Saturation at Stack Gas Temperature, % 57.41 56.27 52.39 55.357 Carbon Dioxide, % 11.7 12.1 12.5 12.100 Oxygen, % 6.3 6.5 6.4 6.400 Average Stack Gas Temperature, °F 185.42 184.50 181.08 183.667 Dry Volumetric Flow Rate, dry scfm 625,913.0 623,054.1 616,861.5621,942.867 Actual Wet Volumetric Flue Gas Flow Rate, acfm 888,975.5 884,270.7 874,861.0882,702.400 Percent Isokinetic of Sampling Rate, % 103.8 104.6 104.2 104.200 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



### Friday, January 14, 2011 Page 5 of 20

### Emissions Summary



### Location: Stack Exit - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 lb/mmBtuO2 4.95E-04 2.49E-03 1.66E-03 0.002 ppm 3.15E-01 1.50E+00 1.05E+00 0.955 ppm@7%O2 2.94E-01 1.48E+00 9.86E-01 0.920



### Location: Stack Exit - Method 26A Compound: Hydrogen Chloride Average RunNumber 1 2 3 Mass_mg 0.375 0.313 0.315 0.334 Elb/hr 2.76E-01 2.34E-01 2.35E-01 0.248 lb/mmBtuO2 1.13E-04 8.81E-05 1.05E-04 0.000 mg/dscm 1.32E-01 1.10E-01 1.11E-01 0.118 mg/dscm@7%O2 1.23E-01 9.62E-02 1.14E-01 0.111 

### Compound: Hydrogen Fluoride Average RunNumber 1 2 3 Mass_mg 0.384 0.32 0.307 0.337 Elb/hr 2.83E-01 2.39E-01 2.29E-01 0.250 lb/mmBtuO2 1.15E-04 9.00E-05 1.02E-04 0.000 mg/dscm 1.35E-01 1.12E-01 1.08E-01 0.118 mg/dscm@7%O2 1.26E-01 9.79E-02 1.11E-01 0.112



### Location: Stack Exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.00151 0.00221 0.00111 0.002 Elb/hr 8.34E-04 1.20E-03 6.09E-04 0.001 lb/mmBtuO2 3.23E-07 4.75E-07 2.38E-07 0.000 mg/dscm 3.69E-04 5.36E-04 2.71E-04 0.000 mg/dscm@7%O2 3.51E-04 5.17E-04 2.60E-04 0.000 

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.00299 0.00468 0.00209 0.003 Elb/hr 1.65E-03 2.54E-03 1.15E-03 0.002 lb/mmBtuO2 6.39E-07 1.01E-06 4.49E-07 0.000 mg/dscm 7.31E-04 1.13E-03 5.10E-04 0.001 mg/dscm@7%O2 6.96E-04 1.09E-03 4.89E-04 0.001 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.00038 0.00055 0.00029 0.000



### Friday, January 14, 2011 Page 6 of 20Elb/hr 2.10E-04 2.99E-04 1.59E-04 0.000 lb/mmBtuO2 8.12E-08 1.18E-07 6.23E-08 0.000 mg/dscm 9.29E-05 1.33E-04 7.08E-05 0.000 mg/dscm@7%O2 8.84E-05 1.28E-04 6.79E-05 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.00029 0.00035 0.00127 0.001 Elb/hr 1.60E-04 1.90E-04 6.97E-04 0.000 lb/mmBtuO2 6.20E-08 7.52E-08 2.73E-07 0.000 mg/dscm 7.09E-05 8.48E-05 3.10E-04 0.000 mg/dscm@7%O2 6.75E-05 8.19E-05 2.97E-04 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.00831 0.01041 0.00642 0.008 Elb/hr 4.59E-03 5.66E-03 3.52E-03 0.005 lb/mmBtuO2 1.78E-06 2.24E-06 1.38E-06 0.000 mg/dscm 2.03E-03 2.52E-03 1.57E-03 0.002 mg/dscm@7%O2 1.93E-03 2.43E-03 1.51E-03 0.002 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00335 0.00514 0.00264 0.004 Elb/hr 1.85E-03 2.79E-03 1.45E-03 0.002 lb/mmBtuO2 7.16E-07 1.10E-06 5.67E-07 0.000 mg/dscm 8.19E-04 1.25E-03 6.44E-04 0.001 mg/dscm@7%O2 7.80E-04 1.21E-03 6.17E-04 0.001 

### Compound: Filterable Particulate Average RunNumber 1 2 3 Mass_mg 111.8 159.6 71.2 114.200 Elb/hr 6.18E+01 8.68E+01 3.91E+01 62.567 lb/mmBtuO2 2.39E-02 3.43E-02 1.53E-02 0.025 mg/dscm 2.73E+01 3.87E+01 1.74E+01 27.800 mg/dscm@7%O2 2.60E+01 3.74E+01 1.67E+01 26.700 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00352 0.00356 0.00242 0.003 Elb/hr 1.95E-03 1.94E-03 1.33E-03 0.002 lb/mmBtuO2 7.52E-07 7.65E-07 5.20E-07 0.000 mg/dscm 8.61E-04 8.63E-04 5.90E-04 0.001 mg/dscm@7%O2 8.20E-04 8.33E-04 5.66E-04 0.001 

### Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.01164 0.01833 0.00985 0.013


### Friday, January 14, 2011 Page 7 of 20Elb/hr 6.43E-03 9.97E-03 5.41E-03 0.007 lb/mmBtuO2 2.49E-06 3.94E-06 2.11E-06 0.000 mg/dscm 2.85E-03 4.44E-03 2.40E-03 0.003 mg/dscm@7%O2 2.71E-03 4.29E-03 2.30E-03 0.003 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.01363 0.00941 0.00588 0.010 Elb/hr 7.53E-03 5.12E-03 3.23E-03 0.005 lb/mmBtuO2 2.91E-06 2.02E-06 1.26E-06 0.000 mg/dscm 3.33E-03 2.28E-03 1.43E-03 0.002 mg/dscm@7%O2 3.17E-03 2.20E-03 1.37E-03 0.002 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.00313 0.00411 0.00217 0.003 Elb/hr 1.73E-03 2.23E-03 1.19E-03 0.002 lb/mmBtuO2 6.69E-07 8.83E-07 4.66E-07 0.000 mg/dscm 7.65E-04 9.96E-04 5.29E-04 0.001 mg/dscm@7%O2 7.28E-04 9.61E-04 5.07E-04 0.001



### Location: Stack Exit - OTM - 27/28 Compound: Filterable Particulate Average RunNumber 1 2 4 Mass_mg 63.2 78.2 49.6 63.667 lb/mmBtuO2 1.63E-02 2.02E-02 1.32E-02 0.017 

### Compound: Filterable PM2.5 Average RunNumber 1 2 4 Mass_mg 21.9 22.7 0.0216 14.874 lb/mmBtuO2 5.65E-03 5.86E-03 5.73E-06 0.004 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 4 Mass_mg 273.6 139.5 77.8 163.633 lb/mmBtuO2 7.06E-02 3.60E-02 2.06E-02 0.042 

### Compound: Organic Condensible Particulate Average RunNumber 1 2 4 Mass_mg 1 0.9 1.2 1.033 lb/mmBtuO2 2.58E-04 2.32E-04 3.18E-04 0.000 

### Compound: Total Particulate Average RunNumber 1 2 4 Mass_mg 340.5 218.7 128.6 229.267 lb/mmBtuO2 8.79E-02 5.65E-02 3.41E-02 0.060



### Friday, January 14, 2011 Page 8 of 20

### Process Run Data

Compound: Total PM2.5 Average RunNumber 1 2 4 Mass_mg 299.2 163.2 100.6 187.667 lb/mmBtuO2 7.72E-02 4.22E-02 2.67E-02 0.049



### Friday, January 14, 2011 Page 9 of 20

### Process Run Data



### Run Name Value UOM Comments Target Value 1 Bituminous Coal Burned 0 Tons 0 

### 10Bituminous Coal Burned 0 Tons 0 11Bituminous Coal Burned 0 Tons 0 12Bituminous Coal Burned 0 Tons 0 

### 2 Bituminous Coal Burned 0 Tons 0 3 Bituminous Coal Burned 0 Tons 0 4 Bituminous Coal Burned 0 Tons 0 

### 5 Bituminous Coal Burned 0 Tons 0 6 Bituminous Coal Burned 0 Tons 0 7 Bituminous Coal Burned 0 Tons 0 

### 8 Bituminous Coal Burned 0 Tons 0 9 Bituminous Coal Burned 0 Tons 0 1 Average Heat Input 2241.8MMBtu/hr 0 

### 10Average Heat Input 2220.4MMBtu/hr 0 11Average Heat Input 2220.4MMBtu/hr 0 12Average Heat Input 2220.4MMBtu/hr 0 

### 2 Average Heat Input 2263.1 MMBtu/hr 0 3 Average Heat Input 2241.8MMBtu/hr 0 4 Average Heat Input 2305.8MMBtu/hr 0 

### 5 Average Heat Input 2305.8MMBtu/hr 0 6 Average Heat Input 2263.1 MMBtu/hr 0 7 Average Heat Input 2263.1 MMBtu/hr 0 

### 8 Average Heat Input 2220.4MMBtu/hr 0 9 Average Heat Input 2220.4MMBtu/hr 0 

### 1 Steam Output 01000 lb steam/hr 0 10Steam Output 01000 lb steam/hr 0 11Steam Output 0 1000 lb steam/hr 0 

### 12Steam Output 01000 lb steam/hr 0 2 Steam Output 01000 lb steam/hr 0 3 Steam Output 0 1000 lb steam/hr 0 

### 4 Steam Output 01000 lb steam/hr 0 5 Steam Output 01000 lb steam/hr 0 6 Steam Output 0 1000 lb steam/hr 0



### Friday, January 14, 2011 Page 10 of 20

### 7 Steam Output 0 1000 lb steam/hr 0



### 8 Steam Output 01000 lb steam/hr 0 9 Steam Output 0 1000 lb steam/hr 0 1 Fuel Oil Firing Rate 0 0 

### 10Fuel Oil Firing Rate 0 0 11Fuel Oil Firing Rate 0 0 12Fuel Oil Firing Rate 0 0 

### 2 Fuel Oil Firing Rate 0 0 3 Fuel Oil Firing Rate 0 0 4 Fuel Oil Firing Rate 0 0 

### 5 Fuel Oil Firing Rate 0 0 6 Fuel Oil Firing Rate 0 0 7 Fuel Oil Firing Rate 0 0 

### 8 Fuel Oil Firing Rate 0 0 9 Fuel Oil Firing Rate 0 0 1 Standard Pressure 0 atm 0 

### 10Standard Pressure 0 atm 0 11Standard Pressure 0 atm 0 12Standard Pressure 0 atm 0 

### 2 Standard Pressure 0 atm 0 3 Standard Pressure 0 atm 0 

### 4 Standard Pressure 0 atm 0 5 Standard Pressure 0 atm 0 6 Standard Pressure 0 atm 0 

### 7 Standard Pressure 0 atm 0 8 Standard Pressure 0 atm 0 9 Standard Pressure 0 atm 0 

### 1 Standard Temperature 177 Deg F 0 10Standard Temperature 178 Deg F 0 11Standard Temperature 178 Deg F 0 

### 12Standard Temperature 178 Deg F 0 2 Standard Temperature 177 Deg F 0 3 Standard Temperature 177 Deg F 0 

### 4 Standard Temperature 177 Deg F 0 5 Standard Temperature 177 Deg F 0 6 Standard Temperature 177 Deg F 0



### Friday, January 14, 2011 Page 11 of 20

### APCD Run Data

Process Lab Run Data 7 Standard Temperature 0 Deg F 0 

### 8 Standard Temperature 0 Deg F 0 9 Standard Temperature 178 Deg F 0 1 Unit Gross Electrical Output 255 MW 0 

### 10Unit Gross Electrical Output 255 MW 0 11Unit Gross Electrical Output 255 MW 0 12Unit Gross Electrical Output 255 MW 0 

### 2 Unit Gross Electrical Output 255 MW 0 3 Unit Gross Electrical Output 255 MW 0 4 Unit Gross Electrical Output 255 MW 0 

### 5 Unit Gross Electrical Output 255 MW 0 6 Unit Gross Electrical Output 255 MW 0 7 Unit Gross Electrical Output 255 MW 0 

### 8 Unit Gross Electrical Output 254 MW 0 9 Unit Gross Electrical Output 254 MW 0 1 Unit Net Electric Generation 0 MWh 0 

### 10Unit Net Electric Generation 0 MWh 0 11Unit Net Electric Generation 0 MWh 0 12Unit Net Electric Generation 0 MWh 0 

### 2 Unit Net Electric Generation 0 MWh 0 3 Unit Net Electric Generation 0 MWh 0 

### 4 Unit Net Electric Generation 0 MWh 0 5 Unit Net Electric Generation 0 MWh 0 6 Unit Net Electric Generation 0 MWh 0 

### 7 Unit Net Electric Generation 178 MWh 0 8 Unit Net Electric Generation 178 MWh 0 9 Unit Net Electric Generation 0 MWh 0

Run Name ValueUOM Comments 

### 1 Fuel Higher Heating Value 11014Btu/lb 1 Fuel Moisture 12 % 1 Fuel Mercury Content 0 ppm 1 Fuel Cadmium Content 0 ppm


### Friday, January 14, 2011 Page 12 of 20

### 1 Ultimate/Proximate Analysis 0



### 1 Fuel Nickel Content 0 ppm 1 Fuel Arsenic Content 0 ppm 1 Fuel Chromium Content 0 ppm 1 Fuel Beryllium Content 0 ppm 

### 1 Fuel Lead Content 0 ppm 1 Fuel Manganese Content 0 ppm 1 Fuel Chlorine Content 42 ppm 

### 1 Fuel Fluorine Content 32 ppm 5 Fuel Higher Heating Value 11083Btu/lb 5 Fuel Moisture 13 % 5 Fuel Mercury Content 0.076 ppm 

### 5 Fuel Cadmium Content 0.5 ppm 5 Ultimate/Proximate Analysis 0 5 Fuel Nickel Content 9.8 ppm 

### 5 Fuel Arsenic Content 5.4 ppm 5 Fuel Chromium Content 5.3 ppm 5 Fuel Beryllium Content 0.65 ppm 5 Fuel Lead Content 2.8 ppm 

### 5 Fuel Manganese Content 22 ppm 5 Fuel Chlorine Content 50 ppm 5 Fuel Fluorine Content 0 ppm 

### 6 Fuel Higher Heating Value 11236Btu/lb 6 Fuel Moisture 14.1 % 6 Fuel Mercury Content 0.052 ppm 6 Fuel Cadmium Content 0.5 ppm 

### 6 Ultimate/Proximate Analysis 0 6 Fuel Nickel Content 6.9 ppm 6 Fuel Arsenic Content 20 ppm 

### 6 Fuel Chromium Content 3.6 ppm 6 Fuel Beryllium Content 0.5 ppm 6 Fuel Lead Content 1.8 ppm 6 Fuel Manganese Content 29 ppm 

### 6 Fuel Chlorine Content 50 ppm 6 Fuel Fluorine Content 0 ppm 7 Fuel Higher Heating Value 10388Btu/lb 

### 7 Fuel Moisture 9.6 % 7 Fuel Mercury Content 0 ppm 7 Fuel Cadmium Content 0 ppm 7 Ultimate/Proximate Analysis 0 

### 7 Fuel Nickel Content 0 ppm 7 Fuel Arsenic Content 0 ppm 7 Fuel Chromium Content 0 ppm



### Friday, January 14, 2011 Page 13 of 20

### 7 Fuel Beryllium Content 0 ppm



### 7 Fuel Lead Content 0 ppm 7 Fuel Manganese Content 0 ppm 7 Fuel Chlorine Content 0 ppm 7 Fuel Fluorine Content 0 ppm 

### 8 Fuel Higher Heating Value 10452Btu/lb 8 Fuel Moisture 10 % 8 Fuel Mercury Content 0 ppm 

### 8 Fuel Cadmium Content 0 ppm 8 Ultimate/Proximate Analysis 0 8 Fuel Nickel Content 0 ppm 8 Fuel Arsenic Content 0 ppm 

### 8 Fuel Chromium Content 0 ppm 8 Fuel Beryllium Content 0 ppm 8 Fuel Lead Content 0 ppm 

### 8 Fuel Manganese Content 0 ppm 8 Fuel Chlorine Content 0 ppm 8 Fuel Fluorine Content 0 ppm 9 Fuel Higher Heating Value 10373Btu/lb 

### 9 Fuel Moisture 11 % 9 Fuel Mercury Content 0 ppm 9 Fuel Cadmium Content 0 ppm 

### 9 Ultimate/Proximate Analysis 0 9 Fuel Nickel Content 0 ppm 9 Fuel Arsenic Content 0 ppm 9 Fuel Chromium Content 0 ppm 

### 9 Fuel Beryllium Content 0 ppm 9 Fuel Lead Content 0 ppm 9 Fuel Manganese Content 0 ppm 

### 9 Fuel Chlorine Content 0 ppm 9 Fuel Fluorine Content 0 ppm 10Fuel Higher Heating Value 10699Btu/lb 10Fuel Moisture 12 % 

### 10Fuel Mercury Content 0.105 ppm 10Fuel Cadmium Content 0.59 ppm 10Ultimate/Proximate Analysis 0 

### 10Fuel Nickel Content 7.3 ppm 10Fuel Arsenic Content 5.1 ppm 10Fuel Chromium Content 4.4 ppm 10Fuel Beryllium Content 0.59 ppm 

### 10Fuel Lead Content 2.6 ppm 10Fuel Manganese Content 25 ppm 10Fuel Chlorine Content 51 ppm



### Friday, January 14, 2011 Page 14 of 20

### 10Fuel Fluorine Content 0 ppm



### 11Fuel Higher Heating Value 10601Btu/lb 11Fuel Moisture 12 % 11Fuel Mercury Content 0.05 ppm 11Fuel Cadmium Content 0.74 ppm 

### 11Ultimate/Proximate Analysis 0 11Fuel Nickel Content 8.6 ppm 11Fuel Arsenic Content 8.2 ppm 

### 11Fuel Chromium Content 4.7 ppm 11Fuel Beryllium Content 0.62 ppm 11Fuel Lead Content 2.5 ppm 11Fuel Manganese Content 25 ppm 

### 11Fuel Chlorine Content 44 ppm 11Fuel Fluorine Content 0 ppm 12Fuel Higher Heating Value 10460Btu/lb 

### 12Fuel Moisture 12 % 12Fuel Mercury Content 0.067 ppm 12Fuel Cadmium Content 0.54 ppm 12Ultimate/Proximate Analysis 0 

### 12Fuel Nickel Content 7.8 ppm 12Fuel Arsenic Content 6.1 ppm 12Fuel Chromium Content 4.4 ppm 

### 12Fuel Beryllium Content 0.59 ppm 12Fuel Lead Content 2.2 ppm 12Fuel Manganese Content 0 ppm 12Fuel Chlorine Content 49 ppm 

### 12Fuel Fluorine Content 0 ppm 2 Fuel Higher Heating Value 10850Btu/lb 2 Fuel Moisture 14 % 

### 2 Fuel Mercury Content 0 ppm 2 Fuel Cadmium Content 0 ppm 2 Ultimate/Proximate Analysis 0 2 Fuel Nickel Content 0 ppm 

### 2 Fuel Arsenic Content 0 ppm 2 Fuel Chromium Content 0 ppm 2 Fuel Beryllium Content 0 ppm 

### 2 Fuel Lead Content 0 ppm 2 Fuel Manganese Content 0 ppm 2 Fuel Chlorine Content 42 ppm 2 Fuel Fluorine Content 33 ppm 

### 3 Fuel Higher Heating Value 10736Btu/lb 3 Fuel Moisture 13 % 3 Fuel Mercury Content 0 ppm



### Friday, January 14, 2011 Page 15 of 20

### 3 Fuel Cadmium Content 0 ppm



### 3 Ultimate/Proximate Analysis 0 3 Fuel Nickel Content 0 ppm 3 Fuel Arsenic Content 0 ppm 3 Fuel Chromium Content 0 ppm 

### 3 Fuel Beryllium Content 0 ppm 3 Fuel Lead Content 0 ppm 3 Fuel Manganese Content 0 ppm 

### 3 Fuel Chlorine Content 49 ppm 3 Fuel Fluorine Content 41 ppm 4 Fuel Higher Heating Value 11150Btu/lb 4 Fuel Moisture 12.8 % 

### 4 Fuel Mercury Content 0.071 ppm 4 Fuel Cadmium Content 0.5 ppm 4 Ultimate/Proximate Analysis 0 

### 4 Fuel Nickel Content 8.5 ppm 4 Fuel Arsenic Content 4.4 ppm 4 Fuel Chromium Content 4.8 ppm 4 Fuel Beryllium Content 0.5 ppm 

### 4 Fuel Lead Content 2.1 ppm 4 Fuel Manganese Content 21 ppm 4 Fuel Chlorine Content 50 ppm 

### 4 Fuel Fluorine Content 0 ppm

Friday, January 14, 2011 Page 16 of 20

### Sampling / Stack Data Results Detail



### LocationStack Exit - Method 25A Average Run Number 1 2 3 Test Date 3/12/2010 3/12/2010 3/12/2010 Run Start Time Run Finish Time Carbon Dioxide, % 12.5 12.3 12.7 12.500 Oxygen, % 6 6.8 6.1 6.300 Fuel Factor 0 1.15 1.17 Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Moisture, % 13 13.1 12.8 12.967 Analyzer Make California California California Analyzer Model 300-HFID 300-HFID 300-HFID Analyzer Serial Number R01034 R01034 R01034 Operating Range 0 0 0 0.000 Operating Units No. Readings/Avg. 0 0 0 0.000 Calibration Set 1 1 1 1.000 Calibration Pre Zero Cylinder ID CC169507 CC169507 CC169507 Calibration Pre Zero Cylinder Instrument Response -0.4 0.03 0.19 -0.060 Calibration Pre Zero Cylinder Bias -1.33 0.1 0.63 -0.200 Calibration Pre Zero Cylinder Drift 0 0 0 0.000 Calibration Pre High Cylinder ID CC115697 CC115697 CC115697 Calibration Pre High Cylinder Instrument Response 9.2 8.33 9.06 8.863 Calibration Pre High Cylinder Bias 0 -2.9 -0.47 -1.123 Calibration Pre High Cylinder Drift 0 0 0 0.000 Calibration Post Zero Cylinder ID CC169507 CC169507 CC169507 Calibration Post Zero Cylinder Instrument Response 0 0.19 0.3 0.163 Calibration Post Zero Cylinder Bias 0 0.63 1 0.543 Calibration Post Zero Cylinder Drift 1.33 0.53 0.37 0.743 Calibration Post High Cylinder ID CC115697 CC115697 CC115697 Calibration Post High Cylinder Instrument Response 8.3 9.06 9 8.787 Calibration Post High Cylinder Bias -3 -0.47 -0.67 -1.380 Calibration Post High Cylinder Drift 3 2.43 0.2 1.877 Cavg 0.07 1.34 1.13 0.847 Cavg Units ppmvw ppmvw ppmvw Cgas 0.3155 1.5003 1.0513 0.956 Cgas Units ppmvd ppmvd ppmvd Fuel Type Coal - Bituminous Coal -

Bituminous Coal -

Bituminous Fw 10640 10640 1064010,640.000 Fc 1800 1800 18001,800.000 Cgasw 0.2745251396 648051.303785672

684920.916733067

729083 0.832 Cgasw Units ppmvw ppmvw ppmvw



### Friday, January 14, 2011 Page 17 of 20

### LocationStack Exit - Method 26A Average

Run Number 1 2 3 Test Date 3/3/2010 3/4/2010 3/4/2010 Run Start Time 1:30:00 PM9:07:00 AM 1:45:00 PM Run Finish Time 6:09:00 PM12:41:00 PM 5:25:00 PM Net Traversing Points 36 36 36 Net Run Time, minutes 180 180 180 Nozzle Diameter, inches 0.193 0.193 0.193 0.193 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.03 1.03 1.03 1.030 Barometric Pressure, inches of Mercury 29.8 29.71 29.71 29.740 Average Orifice Meter Differential, inches H2O 1.12 1.17 1.15 1.147 Dry Gas Meter Volume Sampled, cubic feet 103.688 103.783 103.694 103.722 Average Dry Gas Meter Temperature, °F 99.89 98.03 99.39 99.103 Dry Gas Meter Volume Sampled, dscf 100.589 100.725 100.389 100.568 Total Moisture Liquid collected, g 342.5 349.3 345.4 345.733 Volume of Water Vapor, standard cubic feet 16.12 16.44 16.26 16.273 Moisture Content of Stack Gas, % 13.81 14.03 13.94 13.927 Moisture Saturation at Stack Gas Temperature, % 49.22 50.08 49.64 49.647 Dry Mole Fraction 0.8619 0.8597 0.8606 0.861 Carbon Dioxide, % 12.4 13.4 11.4 12.400 Oxygen, % 6 5 7.4 6.133 Carbon Monoxide & Nitrogen, % 81.6 81.6 81.2 81.467 Fuel Factor 1.20 1.19 1.18 Dry Molecular Weight, lb/lb-Mole 30.22 30.34 30.12 30.227 Wet Molecular weight, lb/lb-Mole 28.53 28.61 28.43 28.523 Flue Gas Static Pressure, inches of H2O -0.91 -0.91 -0.91 -0.910 Absolute Flue Gas Pressure, inches of Mercury 29.73 29.64 29.64 29.670 Average Stack Gas Temperature, °F 178.11 178.75 178.36 178.407 Average Velocity Head, inches of H2O 1.1082786328 52161.153786574

274761.137325524

14198 1.133 Average Stack Gas Velocity, feet/second 65.57 66.95 66.66 66.393 Stack Cross-Sectional Area, square feet 201.062 201.062 201.062 201.062 Dry Volumetric Flow Rate, dry scfm 560,550.8 568,588.9 567,064.9565,401.533 Actual Wet Volumetric Flue Gas Flow Rate, acfm 791,018.1 807,666.1 804,167.6800,950.600 Percent Isokinetic of Sampling Rate, % 98.7 97.4 97.3 97.800 Percent Excess Air, % 38.6 30.2 52.7 40.500 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Round Duct Diameter, inches 192 192 192 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 18001,800.000



### Friday, January 14, 2011 Page 18 of 20

### LocationStack Exit - Method 29 Average

Run Number 1 2 3 Test Date 7/29/2010 7/29/2010 7/30/2010 Run Start Time 8:25:00 AM4:20:00 PM11:00:00 AM Run Finish Time 12:48:00 PM10:32:00 PM 3:18:00 PM Net Traversing Points 48 48 48 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.193 0.193 0.193 0.193 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.985 0.985 0.985 0.985 Barometric Pressure, inches of Mercury 30.01 30.01 29.96 29.993 Average Orifice Meter Differential, inches H2O 1.24 1.25 1.23 1.240 Dry Gas Meter Volume Sampled, cubic feet 153.115 154.169 153.065 153.450 Average Dry Gas Meter Temperature, °F 94.61 93.63 92.35 93.530 Dry Gas Meter Volume Sampled, dscf 144.452 145.707 144.751 144.970 Total Moisture Liquid collected, g 499 535 484.3 506.100 Volume of Water Vapor, standard cubic feet 23.49 25.18 22.80 23.823 Moisture Content of Stack Gas, % 13.99 14.73 13.61 14.110 Moisture Saturation at Stack Gas Temperature, % 55.61 55.48 56.94 56.010 Dry Mole Fraction 0.8601 0.8527 0.8639 0.859 Carbon Dioxide, % 11.7 12.1 12.2 12.000 Oxygen, % 6.3 6.5 6.4 6.400 Carbon Monoxide & Nitrogen, % 82 81.4 81.4 81.600 Fuel Factor 1.25 1.19 1.19 Dry Molecular Weight, lb/lb-Mole 30.12 30.20 30.21 30.177 Wet Molecular weight, lb/lb-Mole 28.42 28.40 28.55 28.457 Flue Gas Static Pressure, inches of H2O -0.85 -0.85 -0.85 -0.850 Absolute Flue Gas Pressure, inches of Mercury 29.95 29.95 29.90 29.933 Average Stack Gas Temperature, °F 183.96 183.85 184.96 184.257 Average Velocity Head, inches of H2O 1.2868289829 28351.288555652

048251.274438314

62518 1.283 Average Stack Gas Velocity, feet/second 70.86 70.92 70.47 70.750 Stack Cross-Sectional Area, square feet 201.062 201.062 201.062 201.062 Dry Volumetric Flow Rate, dry scfm 603,450.4 598,867.4 600,841.2601,053.000 Actual Wet Volumetric Flue Gas Flow Rate, acfm 854,835.2 855,559.0 850,130.3853,508.167 Percent Isokinetic of Sampling Rate, % 98.7 100.3 99.3 99.433 Percent Excess Air, % 41.0 43.4 42.4 42.267 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Round Duct Diameter, inches 192 192 192 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 18001,800.000



### Friday, January 14, 2011 Page 19 of 20

### LocationStack Exit - OTM - 27/28 Average

Run Number 1 2 4 Test Date 7/29/2010 7/29/2010 7/31/2010 Run Start Time 12:09:36 AM3:15:00 PM9:00:00 AM Run Finish Time 1:58:54 PM9:49:09 PM 3:28:09 PM Net Traversing Points 12 12 12 Net Run Time, minutes 366.67 370.35 363 Nozzle Diameter, inches 0.136 0.136 0.136 0.136 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.02 1.02 1.02 1.020 Barometric Pressure, inches of Mercury 30.01 30.01 29.9 29.973 Average Orifice Meter Differential, inches H2O 0.36 0.36 0.36 0.360 Dry Gas Meter Volume Sampled, cubic feet 121.823 123.537 119.543 121.634 Average Dry Gas Meter Temperature, °F 90.83 91.33 89.92 90.693 Dry Gas Meter Volume Sampled, dscf 119.573 121.145 117.099 119.272 Total Moisture Liquid collected, g 414 421.8 410.5 415.433 Volume of Water Vapor, standard cubic feet 19.49 19.85 19.32 19.553 Moisture Content of Stack Gas, % 14.02 14.08 14.16 14.087 Moisture Saturation at Stack Gas Temperature, % 57.41 56.27 52.39 55.357 Dry Mole Fraction 0.8598 0.8592 0.8584 0.859 Carbon Dioxide, % 11.7 12.1 12.5 12.100 Oxygen, % 6.3 6.5 6.4 6.400 Carbon Monoxide & Nitrogen, % 82 81.4 81.1 81.500 Fuel Factor 1.25 1.19 1.16 Dry Molecular Weight, lb/lb-Mole 30.12 30.20 30.26 30.193 Wet Molecular weight, lb/lb-Mole 28.42 28.48 28.52 28.473 Flue Gas Static Pressure, inches of H2O -0.88 -0.85 -0.88 -0.870 Absolute Flue Gas Pressure, inches of Mercury 29.95 29.95 29.84 29.913 Average Stack Gas Temperature, °F 185.42 184.50 181.08 183.667 Average Velocity Head, inches of H2O 1.3888109794 75481.379039461

243141.353848903

01649 1.374 Average Stack Gas Velocity, feet/second 73.69 73.30 72.52 73.170 Stack Cross-Sectional Area, square feet 201.062 201.062 201.062 201.062 Dry Volumetric Flow Rate, dry scfm 625,913.0 623,054.1 616,861.5621,942.867 Actual Wet Volumetric Flue Gas Flow Rate, acfm 888,975.5 884,270.7 874,861.0882,702.400 Percent Isokinetic of Sampling Rate, % 103.8 104.6 104.2 104.200 Percent Excess Air, % 41.0 43.4 42.6 42.333 F-Factor, dscfm/MMBtu @ %O2 9780 9780 97809,780.000 Round Duct Diameter, inches 192 192 192 Rectangular Duct Width, inches 0 0 0 Rectangular Duct Length, inches 0 0 0 Fw 10640 10640 1064010,640.000 Fc 1800 1800 18001,800.000



### Friday, January 14, 2011 Page 20 of 20