### Name: Andy Walz

Title: Environmental Coordinator Company: AES Thames Sign Date: Name: Chris Cutting Title: President Company: CEMServices, Inc Sign Date: 10/22/2010 Permitted Facility Representative / Date Testing Company Representative / Date 

## AES Thames EU MACT ICR Test Program

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.

Saturday, January 15, 2011 Page 1 of 18

### AES Thames EU MACT ICR Test Program

Facility Information: AES Thames 141 Depot Road

Uncasville CT06382 Contact:Andrew Walz Phone: 860 848 9223 x116 Fax: Email: andrew.walz Testing Company: CEMServices, Inc. 360 Old Colony Road Suite 1 Norton MA02766 Contact:Christopher Cutting Phone:508 226 6700 Fax: 508 226 6778 Email: ccutting@cemservices.com

Air Permit Number: 10675 Permitted Source ID/Name: Boiler A and B 107-0010 and 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: This description should describe the process and associated controls to differentiate this facility from, or document similarity with others of same SCC. Industry/SCC/NAIS221112

Sampling Location Information:

Test Parameter Information: AFS #:0901105023 FRS #:110000316015

SCC / Description10100202 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Pulverized Coal: Dry Bottom (Bituminous Coal)

The following state and federal regulations that apply to the proposed testing:

Location Round

Duct Diam. Distance from upstream dist. Distance from

downstream dist. Number of

Traverse Ports Equiv. Diam Min.Travers Points Rect. Duct Length /Width Stack Exit 138.36 90.5 85.5 4 0 12 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location Carbon Monoxide Method 10 3 60 0 Stack Exit 2,3,7,8-TCDD Method 23 3 480 0 Stack Exit 1,2,3,7,8-PeCDD Method 23 3 480 0 Stack Exit 1,2,3,4,7,8-HxCDD Method 23 3 480 0 Stack Exit 1,2,3,6,7,8-HxCDD Method 23 3 480 0 Stack Exit 1,2,3,7,8,9-HxCDD Method 23 3 480 0 Stack Exit 1,2,3,4,6,7,8-HpCDD Method 23 3 480 0 Stack Exit



### Saturday, January 15, 2011 Page 2 of 18

### AES Thames EU MACT ICR Test Program

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. OCDD Method 23 3 480 0 Stack Exit 2,3,7,8-TCDF Method 23 3 480 0 Stack Exit 1,2,3,7,8-PeCDF Method 23 3 480 0 Stack Exit 2,3,4,7,8-PeCDF Method 23 3 480 0 Stack Exit 1,2,3,4,7,8-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,6,7,8-HxCDF Method 23 3 480 0 Stack Exit 2,3,4,6,7,8-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,7,8,9-HxCDF Method 23 3 480 0 Stack Exit 1,2,3,4,6,7,8-HpCDF Method 23 3 480 0 Stack Exit 1,2,3,4,7,8,9-HpCDF Method 23 3 480 0 Stack Exit OCDF Method 23 3 480 0 Stack Exit Other TCDD Method 23 3 480 0 Stack Exit Other PeCDD Method 23 3 480 0 Stack Exit Other HxCDD Method 23 3 480 0 Stack Exit Other HpCDD Method 23 3 480 0 Stack Exit Other TCDF Method 23 3 480 0 Stack Exit Other PeCDF Method 23 3 480 0 Stack Exit Other HxCDF Method 23 3 480 0 Stack Exit Other HpCDF Method 23 3 480 0 Stack Exit 3,3',4,4'-TCB (PCB77) Method 23 3 480 0 Stack Exit 3,4,4',5-TCB (PCB81) Method 23 3 480 0 Stack Exit 2,3,3',4,4'-PeCB (PCB105) Method 23 3 480 0 Stack Exit 2,3,4,4',5-PeCB (PCB114) Method 23 3 480 0 Stack Exit 2,3',4,4',5-PeCB (PCB118) Method 23 3 480 0 Stack Exit 2',3,4,4',5-PeCB (PCB123) Method 23 3 480 0 Stack Exit 3,3',4,4',5-PeCB (PCB126) Method 23 3 480 0 Stack Exit 2,3,3',4,4',5/2,3,3',4,4',5'-

HxCB (PCBs156/157) Method 23 3 480 0 Stack Exit 2,3',4,4',5,5'-HxCB (PCB167)Method 23 3 480 0 Stack Exit 3,3',4,4',5,5'-HxCB (PCB169)Method 23 3 480 0 Stack Exit 2,3,3',4,4',5,5'-HpCB

(PCB189) Method 23 3 480 0 Stack Exit Total organic compounds

(TOC) as Methane Method 25A 3 60 0 Stack Exit



### Saturday, January 15, 2011 Page 3 of 18

### AES Thames EU MACT ICR Test Program

Sampling / Stack Data Results Summary 

### 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



### Location Stack Exit - Method 23 Average Run Number 1 2 3 Test Date 7/13/2010 7/14/2010 7/15/2010 Run Start Time 9:55:00 AM 8:21:00 AM 8:18:00 AM

Run Finish Time 6:09:00 PM4:27:00 PM 4:25:00 PM Net Run Time, minutes 480 480 480 Dry Gas Meter Volume Sampled, dscf 362.989 371.556 371.737 368.761 Moisture Content of Stack Gas, % 7.96 8.65 8.38 8.330 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 16 16 16.04 16.013 Oxygen, % 3.34 3.33 3.34 3.337 Average Stack Gas Temperature, °F 357.77 356.00 356.64 356.803 Dry Volumetric Flow Rate, dry scfm 400,325.9 408,630.8 406,049.8 405,002.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 676,589.8 692,940.7 685,924.2 685,151.567 Percent Isokinetic of Sampling Rate, % 101.2 101.5 102.2 101.633 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



### Saturday, January 15, 2011 Page 4 of 18

### AES Thames EU MACT ICR Test Program

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



### Saturday, January 15, 2011 Page 5 of 18

### AES Thames EU MACT ICR Test Program

Emissions Summary 

### Location: Stack Exit - Method 10 Compound: Carbon Monoxide Average Run 1 2 3 lb/mmBtuO2 1.14E-01 1.06E-01 1.25E-01 0.115 ppm 1.35E+02 1.26E+02 1.47E+02 136.000 ppm@7%O2 1.07E+02 9.98E+01 1.16E+02 107.600



### Location: Stack Exit - Method 23 Compound: 1,2,3,4,6,7,8-HpCDD Average RunNumber 1 2 3 Mass_mg 0.000000007 0.000000006 0.000000004 0.000 lb/mmBtuO2 4.95E-13 4.14E-13 2.76E-13 0.000 ng/dscm 6.81E-04 5.70E-04 3.80E-04 0.001 ng/dscm@7%O2 5.39E-04 4.51E-04 3.01E-04 0.000 

### Compound: 1,2,3,4,6,7,8-HpCDF Average RunNumber 1 2 3 Mass_mg 0.0000000029 0.0000000023 0.0000000022 0.000 lb/mmBtuO2 2.05E-13 1.59E-13 1.52E-13 0.000 ng/dscm 2.82E-04 2.19E-04 2.09E-04 0.000 ng/dscm@7%O2 2.23E-04 1.73E-04 1.65E-04 0.000 

### Compound: 1,2,3,4,7,8,9-HpCDF Average RunNumber 1 2 3 Mass_mg 0.0000000018 0.0000018 0.0000000017 0.000 lb/mmBtuO2 1.27E-13 1.24E-10 1.17E-13 0.000 ng/dscm 1.75E-04 1.71E-01 1.62E-04 0.057 ng/dscm@7%O2 1.39E-04 1.35E-01 1.28E-04 0.045 

### Compound: 1,2,3,4,7,8-HxCDD Average RunNumber 1 2 3 Mass_mg 0.0000000016 0.0000000016 0.0000000016 0.000 lb/mmBtuO2 1.13E-13 1.10E-13 1.10E-13 0.000 ng/dscm 1.56E-04 1.52E-04 1.52E-04 0.000 ng/dscm@7%O2 1.23E-04 1.20E-04 1.20E-04 0.000 

### Compound: 1,2,3,4,7,8-HxCDF Average RunNumber 1 2 3 Mass_mg 0.0000000015 0.0000000016 0.0000000015 0.000 lb/mmBtuO2 1.06E-13 1.10E-13 1.04E-13 0.000 ng/dscm 1.46E-04 1.52E-04 1.43E-04 0.000 ng/dscm@7%O2 1.16E-04 1.20E-04 1.13E-04 0.000 

### Compound: 1,2,3,6,7,8-HxCDD Average 

### Saturday, January 15, 2011 Page 6 of 18

### AES Thames EU MACT ICR Test Program

RunNumber 1 2 3 Mass_mg 0.0000000018 0.0000000016 0.0000000017 0.000 lb/mmBtuO2 1.27E-13 1.10E-13 1.17E-13 0.000 ng/dscm 1.75E-04 1.52E-04 1.62E-04 0.000 ng/dscm@7%O2 1.39E-04 1.20E-04 1.28E-04 0.000 

### Compound: 1,2,3,6,7,8-HxCDF Average RunNumber 1 2 3 Mass_mg 0.0000000015 0.0000000016 0.0000000014 0.000 lb/mmBtuO2 1.06E-13 1.10E-13 9.66E-14 0.000 ng/dscm 1.46E-04 1.52E-04 1.33E-04 0.000 ng/dscm@7%O2 1.16E-04 1.20E-04 1.05E-04 0.000 

### Compound: 1,2,3,7,8,9-HxCDD Average RunNumber 1 2 3 Mass_mg 0.0000000016 0.0000000015 0.0000000016 0.000 lb/mmBtuO2 1.13E-13 1.04E-13 1.10E-13 0.000 ng/dscm 1.56E-04 1.43E-04 1.52E-04 0.000 ng/dscm@7%O2 1.23E-04 1.13E-04 1.20E-04 0.000 

### Compound: 1,2,3,7,8,9-HxCDF Average RunNumber 1 2 3 Mass_mg 0.0000000018 0.0000000019 0.0000000017 0.000 lb/mmBtuO2 1.27E-13 1.31E-13 1.17E-13 0.000 ng/dscm 1.75E-04 1.81E-04 1.62E-04 0.000 ng/dscm@7%O2 1.39E-04 1.43E-04 1.28E-04 0.000 

### Compound: 1,2,3,7,8-PeCDD Average RunNumber 1 2 3 Mass_mg 0.0000000018 0.0000000021 0.0000000016 0.000 lb/mmBtuO2 1.27E-13 1.45E-13 1.10E-13 0.000 ng/dscm 1.75E-04 2.00E-04 1.52E-04 0.000 ng/dscm@7%O2 1.39E-04 1.58E-04 1.20E-04 0.000 

### Compound: 1,2,3,7,8-PeCDF Average RunNumber 1 2 3 Mass_mg 0.0000000016 0.0000000018 0.0000000017 0.000 lb/mmBtuO2 1.13E-13 1.24E-13 1.17E-13 0.000 ng/dscm 1.56E-04 1.71E-04 1.62E-04 0.000 ng/dscm@7%O2 1.23E-04 1.35E-04 1.28E-04 0.000 

### Compound: 2,3,3',4,4',5,5'-HpCB (PCB189) Average RunNumber 1 2 3 Mass_mg 0.0000000036 0.0000000044 0.0000000037 0.000 lb/mmBtuO2 2.55E-13 3.04E-13 2.55E-13 0.000 ng/dscm 3.50E-04 4.18E-04 3.52E-04 0.000 ng/dscm@7%O2 2.77E-04 3.31E-04 2.79E-04 0.000



### Saturday, January 15, 2011 Page 7 of 18

### AES Thames EU MACT ICR Test Program

Compound: 2,3,3',4,4',5/2,3,3',4,4',5'-HxCB (PC Average RunNumber 1 2 3 Mass_mg 0.00000003 0.00000003 0.00000002 0.000 lb/mmBtuO2 2.12E-12 2.07E-12 1.38E-12 0.000 ng/dscm 2.92E-03 2.85E-03 1.90E-03 0.003 ng/dscm@7%O2 2.31E-03 2.25E-03 1.50E-03 0.002 

### Compound: 2,3,3',4,4'-PeCB (PCB105) Average RunNumber 1 2 3 Mass_mg 0.00000004 0.00000003 0.00000003 0.000 lb/mmBtuO2 2.83E-12 2.07E-12 2.07E-12 0.000 ng/dscm 3.89E-03 2.85E-03 2.85E-03 0.003 ng/dscm@7%O2 3.08E-03 2.25E-03 2.26E-03 0.003 

### Compound: 2,3',4,4',5,5'-HxCB (PCB167) Average RunNumber 1 2 3 Mass_mg 0.0000000088 0.000000011 0.00000001 0.000 lb/mmBtuO2 6.22E-13 7.59E-13 6.90E-13 0.000 ng/dscm 8.56E-04 1.05E-03 9.50E-04 0.001 ng/dscm@7%O2 6.78E-04 8.31E-04 7.52E-04 0.001 

### Compound: 2,3,4,4',5-PeCB (PCB114) Average RunNumber 1 2 3 Mass_mg 0.0000000048 0.0000000031 0.0000000041 0.000 lb/mmBtuO2 3.39E-13 2.14E-13 2.83E-13 0.000 ng/dscm 4.67E-04 2.95E-04 3.90E-04 0.000 ng/dscm@7%O2 3.70E-04 2.33E-04 3.09E-04 0.000 

### Compound: 2,3',4,4',5-PeCB (PCB118) Average RunNumber 1 2 3 Mass_mg 0.00000014 0.00000011 0.00000011 0.000 lb/mmBtuO2 9.90E-12 7.59E-12 7.59E-12 0.000 ng/dscm 1.36E-02 1.05E-02 1.05E-02 0.012 ng/dscm@7%O2 1.08E-02 8.31E-03 8.31E-03 0.009 

### Compound: 2',3,4,4',5-PeCB (PCB123) Average RunNumber 1 2 3 Mass_mg 0.0000000048 0.0000000031 0.0000000042 0.000 lb/mmBtuO2 3.39E-13 2.14E-13 2.90E-13 0.000 ng/dscm 4.67E-04 2.95E-04 3.99E-04 0.000 ng/dscm@7%O2 3.70E-04 2.33E-04 3.16E-04 0.000 

### Compound: 2,3,4,6,7,8-HxCDF Average RunNumber 1 2 3 Mass_mg 0.0000000018 0.0000000018 0.0000000017 0.000 lb/mmBtuO2 1.27E-13 1.24E-13 1.17E-13 0.000



### Saturday, January 15, 2011 Page 8 of 18

### AES Thames EU MACT ICR Test Program

ng/dscm 1.75E-04 1.71E-04 1.62E-04 0.000 ng/dscm@7%O2 1.39E-04 1.35E-04 1.28E-04 0.000 

### Compound: 2,3,4,7,8-PeCDF Average RunNumber 1 2 3 Mass_mg 0.0000000016 0.000000002 0.000000002 0.000 lb/mmBtuO2 1.13E-13 1.38E-13 1.38E-13 0.000 ng/dscm 1.56E-04 1.90E-04 1.90E-04 0.000 ng/dscm@7%O2 1.23E-04 1.50E-04 1.50E-04 0.000 

### Compound: 2,3,7,8-TCDD Average RunNumber 1 2 3 Mass_mg 0.0000000023 0.0000000017 0.0000000015 0.000 lb/mmBtuO2 1.63E-13 1.17E-13 1.04E-13 0.000 ng/dscm 2.24E-04 1.62E-04 1.43E-04 0.000 ng/dscm@7%O2 1.77E-04 1.28E-04 1.13E-04 0.000 

### Compound: 2,3,7,8-TCDF Average RunNumber 1 2 3 Mass_mg 0.000000004 0.000000004 0.000000003 0.000 lb/mmBtuO2 2.83E-13 2.76E-13 2.07E-13 0.000 ng/dscm 3.89E-04 3.80E-04 2.85E-04 0.000 ng/dscm@7%O2 3.08E-04 3.01E-04 2.26E-04 0.000 

### Compound: 3,3',4,4',5,5'-HxCB (PCB169) Average RunNumber 1 2 3 Mass_mg 0.0000000052 0.0000000026 0.0000000034 0.000 lb/mmBtuO2 3.68E-13 1.79E-13 2.35E-13 0.000 ng/dscm 5.06E-04 2.47E-04 3.23E-04 0.000 ng/dscm@7%O2 4.01E-04 1.95E-04 2.56E-04 0.000 

### Compound: 3,3',4,4',5-PeCB (PCB126) Average RunNumber 1 2 3 Mass_mg 0.0000000048 0.0000000031 0.0000000042 0.000 lb/mmBtuO2 3.39E-13 2.14E-13 2.90E-13 0.000 ng/dscm 4.67E-04 2.95E-04 3.99E-04 0.000 ng/dscm@7%O2 3.70E-04 2.33E-04 3.16E-04 0.000 

### Compound: 3,3',4,4'-TCB (PCB77) Average RunNumber 1 2 3 Mass_mg 0.000000015 0.000000012 0.00000001 0.000 lb/mmBtuO2 1.06E-12 8.28E-13 6.90E-13 0.000 ng/dscm 1.46E-03 1.14E-03 9.50E-04 0.001 ng/dscm@7%O2 1.16E-03 9.02E-04 7.52E-04 0.001 

### Compound: 3,4,4',5-TCB (PCB81) Average RunNumber 1 2 3 

### Saturday, January 15, 2011 Page 9 of 18

### AES Thames EU MACT ICR Test Program

Mass_mg 0.000000005 0.0000000042 0.0000000032 0.000 lb/mmBtuO2 3.53E-13 2.90E-13 2.21E-13 0.000 ng/dscm 4.87E-04 3.99E-04 3.04E-04 0.000 ng/dscm@7%O2 3.85E-04 3.16E-04 2.41E-04 0.000 

### Compound: OCDD Average RunNumber 1 2 3 Mass_mg 0.00000001 0.000017 0.000000015 0.000 lb/mmBtuO2 7.07E-13 1.17E-09 1.04E-12 0.000 ng/dscm 9.73E-04 1.62E+00 1.43E-03 0.541 ng/dscm@7%O2 7.70E-04 1.28E+00 1.13E-03 0.427 

### Compound: OCDF Average RunNumber 1 2 3 Mass_mg 0.0000000034 0.000004 0.0000031 0.000 lb/mmBtuO2 2.40E-13 2.76E-10 2.14E-10 0.000 ng/dscm 3.31E-04 3.80E-01 2.95E-01 0.225 ng/dscm@7%O2 2.62E-04 3.01E-01 2.34E-01 0.178 

### Compound: Other HpCDD Average RunNumber 1 2 3 Mass_mg 0 0.000005 0.000005 0.000 lb/mmBtuO2 0.00E+00 3.45E-10 3.45E-10 0.000 ng/dscm 0.00E+00 4.75E-01 4.75E-01 0.317 ng/dscm@7%O2 0.00E+00 3.76E-01 3.76E-01 0.251 

### Compound: Other HpCDF Average RunNumber 1 2 3 Mass_mg 0.0000000031 0.0000025 0.0000023 0.000 lb/mmBtuO2 2.19E-13 1.73E-10 1.59E-10 0.000 ng/dscm 3.02E-04 2.38E-01 2.19E-01 0.152 ng/dscm@7%O2 2.39E-04 1.88E-01 1.73E-01 0.120 

### Compound: Other HxCDD Average RunNumber 1 2 3 Mass_mg 0.000000003 0.000021 0.000015 0.000 lb/mmBtuO2 2.12E-13 1.45E-09 1.04E-09 0.000 ng/dscm 2.92E-04 2.00E+00 1.43E+00 1.143 ng/dscm@7%O2 2.31E-04 1.58E+00 1.13E+00 0.903 

### Compound: Other HxCDF Average RunNumber 1 2 3 Mass_mg 0.0000000016 0.0000017 0.0000016 0.000 lb/mmBtuO2 1.13E-13 1.17E-10 1.10E-10 0.000 ng/dscm 1.56E-04 1.62E-01 1.52E-01 0.105 ng/dscm@7%O2 1.23E-04 1.28E-01 1.20E-01 0.083



### Saturday, January 15, 2011 Page 10 of 18

### AES Thames EU MACT ICR Test Program

Process Run Data Compound: Other PeCDD Average RunNumber 1 2 3 Mass_mg 0.0000000069 0.000006 0.000003 0.000 lb/mmBtuO2 4.88E-13 4.14E-10 2.07E-10 0.000 ng/dscm 6.71E-04 5.70E-01 2.85E-01 0.285 ng/dscm@7%O2 5.31E-04 4.51E-01 2.26E-01 0.226 

### Compound: Other PeCDF Average RunNumber 1 2 3 Mass_mg 0.000000002 0.0000055 0 0.000 lb/mmBtuO2 1.41E-13 3.80E-10 0.00E+00 0.000 ng/dscm 1.95E-04 5.23E-01 0.00E+00 0.174 ng/dscm@7%O2 1.54E-04 4.14E-01 0.00E+00 0.138 

### Compound: Other TCDD Average RunNumber 1 2 3 Mass_mg 0.000000024 0.000029 0.00002 0.000 lb/mmBtuO2 1.70E-12 2.00E-09 1.38E-09 0.000 ng/dscm 2.34E-03 2.76E+00 1.90E+00 1.554 ng/dscm@7%O2 1.85E-03 2.18E+00 1.50E+00 1.227 

### Compound: Other TCDF Average RunNumber 1 2 3 Mass_mg 0.000000007 0.000004 0.000002 0.000 lb/mmBtuO2 4.95E-13 2.76E-10 1.38E-10 0.000 ng/dscm 6.81E-04 3.80E-01 1.90E-01 0.190 ng/dscm@7%O2 5.39E-04 3.01E-01 1.50E-01 0.151



### Location: Stack Exit - Method 25A Compound: Total organic compounds (TOC) as Average Run 1 2 3 lb/mmBtuO2 3.41E-04 3.87E-04 3.62E-04 0.000 ppm 7.04E-01 7.98E-01 7.47E-01 0.750 ppm@7%O2 5.57E-01 6.32E-01 5.91E-01 0.593



### Saturday, January 15, 2011 Page 11 of 18

### AES Thames EU MACT ICR Test Program

Process Run Data



### Run Name Value UOM Comments Target Value 1 Coal Firing Rate 82.81 T/hr Stack 80 

### 2 Coal Firing Rate 83.13 T/hr Stack 80 3 Coal Firing Rate 83.04 T/hr Stack 80 4 Coal Firing Rate 82.81 T/hr Stack 80 

### 5 Coal Firing Rate 82.82 T/hr Stack 80 6 Coal Firing Rate 82.8 T/hr Stack 80 1 Average Heat Input 2055.7 MMBtu/hr 2000 

### 2 Average Heat Input 2049.8 MMBtu/hr 2000 3 Average Heat Input 2054.9 MMBtu/hr 2000 4 Average Heat Input 2059.1 MMBtu/hr 2000 

### 5 Average Heat Input 2059.8 MMBtu/hr 2000 6 Average Heat Input 2053 MMBtu/hr 2000 1 Steam Output 1443.41000 lb steam/hr 1450 

### 2 Steam Output 1435.91000 lb steam/hr 1450 3 Steam Output 1431.61000 lb steam/hr 1450 4 Steam Output 1447.81000 lb steam/hr 1450 

### 5 Steam Output 1445.81000 lb steam/hr 1450 6 Steam Output 1442.91000 lb steam/hr 1450 1 Flue Gas Flow Rate 400289 dscfm 400000 

### 2 Flue Gas Flow Rate 408630 dscfm 400000 3 Flue Gas Flow Rate 406050 dscfm 400000 4 Flue Gas Flow Rate 400289 dscfm 400000 

### 5 Flue Gas Flow Rate 400289 dscfm 400000 6 Flue Gas Flow Rate 400289 dscfm 400000 

### 1 Pressure Drop Across FGD (if applicable) 0 in H20 0 2 Pressure Drop Across FGD (if applicable) 0 in H20 0 3 Pressure Drop Across FGD (if applicable) 0 in H20 0 

### 4 Pressure Drop Across FGD (if applicable) 0 in H20 0 5 Pressure Drop Across FGD (if applicable) 0 in H20 0 6 Pressure Drop Across FGD (if applicable) 0 in H20 0 

### 1 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0

2 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0



### Saturday, January 15, 2011 Page 12 of 18

### AES Thames EU MACT ICR Test Program

3 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0



### 4 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0

5 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0

6 Sorbent Type and Sorbent Injection Rate (if applicable) 0 lb/hr 0



### 1 Flue Gas Oxygen Content 3.34 % 3.5 2 Flue Gas Oxygen Content 3.33 % 3.5 3 Flue Gas Oxygen Content 3.34 % 3.5 

### 4 Flue Gas Oxygen Content 3.32 % 3.5 5 Flue Gas Oxygen Content 3.34 % 3.5 6 Flue Gas Oxygen Content 3.33 % 3.5 

### 1 Flue Gas Carbon Dioxide Content 16 % 16 2 Flue Gas Carbon Dioxide Content 16 % 16 3 Flue Gas Carbon Dioxide Content 16.04 % 16 

### 4 Flue Gas Carbon Dioxide Content 15.97 % 16 5 Flue Gas Carbon Dioxide Content 15.92 % 16 6 Flue Gas Carbon Dioxide Content 15.9 % 16 

### 1 Flue Gas Moisture Content 7.96 % 8 2 Flue Gas Moisture Content 8.65 % 8 3 Flue Gas Moisture Content 8.38 % 8 

### 4 Flue Gas Moisture Content 7.96 % 8 5 Flue Gas Moisture Content 7.96 % 8 6 Flue Gas Moisture Content 7.96 % 8 

### 1 Flue Gas Sampling Point Temperature 367.4 Deg F 350 2 Flue Gas Sampling Point Temperature 363.8 Deg F 350 3 Flue Gas Sampling Point Temperature 361.3 Deg F 350 

### 4 Flue Gas Sampling Point Temperature 369.7 Deg F 350 5 Flue Gas Sampling Point Temperature 367.8 Deg F 350 6 Flue Gas Sampling Point Temperature 365.8 Deg F 350 

### 1 Flue Gas Pressure 1 atm 1 2 Flue Gas Pressure 1 atm 1 3 Flue Gas Pressure 1 atm 1 

### 4 Flue Gas Pressure 1 atm 1 5 Flue Gas Pressure 1 atm 1 6 Flue Gas Pressure 1 atm 1



### Saturday, January 15, 2011 Page 13 of 18

### AES Thames EU MACT ICR Test Program

APCD Run Data

Process Lab Run Data 1 Standard Pressure 1 atm 9:55 AM - 6:09 PM 1



### 2 Standard Pressure 1 atm 8:21 AM - 4:27 PM 1

3 Standard Pressure 1 atm 8:18 AM - 4:25 PM 1

4 Standard Pressure 1 atm 10:20 AM - 11:20 AM 1



### 5 Standard Pressure 1 atm 11:30 AM - 12:30 PM 1

6 Standard Pressure 1 atm 12:42 PM - 13:42 PM 1



### 1 Standard Temperature 68 Deg F 7/13/10 68 2 Standard Temperature 68 Deg F 7/14/10 68 3 Standard Temperature 68 Deg F 7/15/10 68 

### 4 Standard Temperature 68 Deg F 7/13/10 68 5 Standard Temperature 68 Deg F 7/13/10 68 6 Standard Temperature 68 Deg F 7/13/10 68 

### 1 Unit Gross Electrical Output 200 MW Method 23 Run 1 200 2 Unit Gross Electrical Output 198.84 MW Method 23 Run 2 200 3 Unit Gross Electrical Output 199.15 MW Method 23 Run 3 200 

### 4 Unit Gross Electrical Output 200.6 MW Method 25A/10 Run 1 200

5 Unit Gross Electrical Output 200.1 MW Method 25A/10 Run 2 200



### 6 Unit Gross Electrical Output 200.26 MW Method 25A/10 Run 3 200

Run Name Value UOM Comments Target Value 1 DRY LIMESTONE INJECTION 11173 Lb/hr 11000 

### 2 DRY LIMESTONE INJECTION 10739 Lb/hr 11000 3 DRY LIMESTONE INJECTION 8045.2 Lb/hr 11000 4 DRY LIMESTONE INJECTION 10469 Lb/hr 11000 

### 5 DRY LIMESTONE INJECTION 11978 Lb/hr 11000 6 DRY LIMESTONE INJECTION 10615 Lb/hr 11000



### Run Name Value UOM Comments 1 Fuel Higher Heating Value 0 Btu/lb 

### Saturday, January 15, 2011 Page 14 of 18

### AES Thames EU MACT ICR Test Program

1 Fuel Moisture 0 % 

### 1 Fuel Mercury Content 0 ppm 1 Fuel Cadmium Content 0 ppm 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 0 ppm 1 Fuel Fluorine Content 0 ppm



### Saturday, January 15, 2011 Page 15 of 18

### AES Thames EU MACT ICR Test Program

Sampling / Stack Data Results Detail 

### 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



### Saturday, January 15, 2011 Page 16 of 18

### AES Thames EU MACT ICR Test Program

Location Stack Exit - Method 23 Average Run Number 1 2 3 Test Date 7/13/2010 7/14/2010 7/15/2010 Run Start Time 9:55:00 AM8:21:00 AM 8:18:00 AM Run Finish Time 6:09:00 PM 4:27:00 PM 4:25:00 PM Net Traversing Points 96 96 96 Net Run Time, minutes 480 480 480 Nozzle Diameter, inches 0.189 0.189 0.189 0.189 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 1.0009 1.0009 1.0009 1.001 Barometric Pressure, inches of Mercury 29.85 29.9 29.95 29.900 Average Orifice Meter Differential, inches H2O 1.96 2.06 2.02 2.013 Dry Gas Meter Volume Sampled, cubic feet 369.153 386.881 384.800 380.278 Average Dry Gas Meter Temperature, °F 78.78 92.69 90.31 87.260 Dry Gas Meter Volume Sampled, dscf 362.989 371.556 371.737 368.761 Total Moisture Liquid collected, g 667.4 747.5 722.7 712.533 Volume of Water Vapor, standard cubic feet 31.41 35.18 34.02 33.537 Moisture Content of Stack Gas, % 7.96 8.65 8.38 8.330 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.9204 0.9135 0.9162 0.917 Carbon Dioxide, % 16 16 16.04 16.013 Oxygen, % 3.34 3.33 3.34 3.337 Carbon Monoxide & Nitrogen, % 80.66 80.67 80.62 80.650 Fuel Factor 1.10 1.10 1.09 Dry Molecular Weight, lb/lb-Mole 30.69 30.69 30.70 30.693 Wet Molecular weight, lb/lb-Mole 29.68 29.59 29.64 29.637 Flue Gas Static Pressure, inches of H2O -0.75 -0.73 -0.73 -0.737 Absolute Flue Gas Pressure, inches of Mercury 29.79 29.85 29.90 29.847 Average Stack Gas Temperature, °F 357.77 356.00 356.64 356.803 Average Velocity Head, inches of H2O 2.4453163828 23292.567841687

503282.522572232

95149 2.512 Average Stack Gas Velocity, feet/second 108.00 110.61 109.49 109.367 Stack Cross-Sectional Area, square feet 104.412 104.412 104.412 104.412 Dry Volumetric Flow Rate, dry scfm 400,325.9 408,630.8 406,049.8405,002.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 676,589.8 692,940.7 685,924.2685,151.567 Percent Isokinetic of Sampling Rate, % 101.2 101.5 102.2 101.633 Percent Excess Air, % 18.6 18.5 18.6 18.567 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 138.36 138.36 138.36 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



### Saturday, January 15, 2011 Page 17 of 18

### AES Thames EU MACT ICR Test Program

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



### Saturday, January 15, 2011 Page 18 of 18