Name:

Title:

Company:

Sign Date:

Name:

Title:

Company:

Sign Date:

Permitted Facility Representative / Date Testing Company Representative / Date

ICR Walter Scott Jr. Energy Center 4

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.

Monday, February 14, 2011 Page 1 of 32
ICR Walter Scott Jr. Energy Center 4

Facility Information:

Walter Scott Jr. Energy Center 4

7215 Navajo Street

Council Bluffs IA 51501

Contact: Mark Podany

Phone: 7123665363

Fax: 7123665314

Email: MBPodany@midamerican.com

Testing Company:

Comprehensive Emission Services

P.O. Box 910

Waukee IA 50263

Contact:Tim Titus

Phone: 5159870200

Fax: 5159876604

Email: tim@testces.com

Air Permit Number:

1082

Permitted Source ID/Name:

4 Enter the Boiler ID of the tested boiler (left)

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:

Subbituminous pulverized coal, wall-fired, dry bottom boiler. Emission control equipment includes: low NOx 

Burners with overfire air, selective catalytic reduction, activated carbon injection, dry flue gas desulfurization, and 

baghouse.

Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information:

AFS #: 1915500115 FRS #: 110000414383

SCC / Description 10100222 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous 

Coal - Pulverized Coal: Dry Bottom (Subbituminous 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 295.56 0 0 0 3096 2652 4 12

Target

Parameter 

Test

Method

Number of

Test Runs

Test Run

Duration

Sample 

Location Points Comments

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 OCDD Method 23 3 480 0

Monday, February 14, 2011 Page 2 of 32
ICR Walter Scott Jr. Energy Center 4

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.

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 Total Dioxins Method 23 3 480 0

Stack Exit Total Furans 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

2,3,3',4,4',5/2,3,3',4,4',5'-

HxCB (PCBs156/157)

Stack Exit 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

2,3,3',4,4',5,5'-HpCB 

(PCB189)

Stack Exit Method 23 3 480 0

Total organic compounds 

(TOC) as Propane

Stack Exit Method 25A 3 120 0

Stack Exit Hydrogen Chloride Method 26A 3 60 0

Stack Exit Hydrogen Fluoride Method 26A 3 60 0

Stack Exit Total PM2.5 OTM - 27/28 3 240 0

Inorganic (Aqueous) 

Condensible Part.

Stack Exit OTM - 27/28 3 240 0

Stack Exit Filterable PM2.5 OTM - 27/28 3 240 0

Organic Condensible 

Particulate

Stack Exit OTM - 27/28 3 240 0

Stack Exit Selenium Method 29 3 240 0

Stack Exit Arsenic Method 29 3 240 0

Stack Exit Beryllium Method 29 3 240 0

Stack Exit Cadmium Method 29 3 240 0

Stack Exit Chromium Method 29 3 240 0

Stack Exit Lead Method 29 3 240 0

Stack Exit Manganese Method 29 3 240 0

Stack Exit Nickel Method 29 3 240 0

Stack Exit Filterable Particulate Method 29 3 240 0

Stack Exit Mercury Method 29 3 240 0

Stack Exit Antimony Method 29 3 240 0

Stack Exit Cobalt Method 29 3 240 0

Stack Exit Mercury Method 29 3 240 0

Stack Exit O2 Method 3A O2 4 480 0

Stack Exit Co2 Method 3A CO2 4 480 0

Monday, February 14, 2011 Page 3 of 32
ICR Walter Scott Jr. Energy Center 4 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.

Week of May 6 2010

Monday, February 14, 2011 Page 4 of 32
ICR Walter Scott Jr. Energy Center 4

Sampling / Stack Data Results Summary

Location Stack Exit - Method 23

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 

AM

7:43:00 AM

Run Finish Time 5:32:00 PM 4:14:00 PM 6:06:00 PM

Net Run Time, minutes 480 480 480

Dry Gas Meter Volume Sampled, dscf 356.905 322.643 329.716 336.421

Moisture Content of Stack Gas, % 18.07 17.20 17.36 17.543

Moisture Saturation at Stack Gas Temperature, % 74.15 66.55 69.35 70.017

Carbon Dioxide, % 13.6 13.5 13.4 13.500

Oxygen, % 5.9 6.1 6.4 6.133

Average Stack Gas Temperature, °F 194.75 190.00 192.50 192.417

Dry Volumetric Flow Rate, dry scfm 1,822,167.6 1,813,617.1 1,851,315.9 1,829,033.53

3

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,912,741.7 2,827,837.9 2,868,145.7 2,869,575.10

0

Percent Isokinetic of Sampling Rate, % 103.0 105.7 105.8 104.833

F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000

Fw

Fc 1840 1840 1840 1,840.000

Location Stack Exit - Method 25A

Average

Run Number 1 2 3

Test Date 4/7/2010 4/7/2010 4/7/2010

Run Start Time 8:20:00 AM 10:43:00 

AM

1:02:00 PM

Run Finish Time 10:20:00 AM 12:43:00 

PM

3:02:00 PM

Carbon Dioxide, % 13.5 13.7 13.6 13.600

Oxygen, % 6.1 6.1 6.1 6.100

Dry Volumetric Flow Rate, dry scfm 1846249.1 1846249.1 1880872.9 1,857,790.36

7

F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000

Moisture, % 15.75 15.75 15.44 15.647

Fuel Type Override Override Override

Fw

Fc 1800 1800 1800 1,800.000

Monday, February 14, 2011 Page 5 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 26A

Average

Run Number

Test Date

Run Start Time

Run Finish Time

Net Run Time, minutes

Dry Gas Meter Volume Sampled, dscf

Moisture Content of Stack Gas, %

Moisture Saturation at Stack Gas Temperature, %

Carbon Dioxide, %

Oxygen, %

Average Stack Gas Temperature, °F

Dry Volumetric Flow Rate, dry scfm

Actual Wet Volumetric Flue Gas Flow Rate, acfm

Percent Isokinetic of Sampling Rate, %

F-Factor, dscfm/MMBtu @ %O2

Fw

Fc

Location Stack Exit - Method 29 

Average

Run Number

Test Date

Run Start Time

Run Finish Time

Net Run Time, minutes

Dry Gas Meter Volume Sampled, dscf

Moisture Content of Stack Gas, %

Moisture Saturation at Stack Gas Temperature, %

Carbon Dioxide, %

Oxygen, %

Average Stack Gas Temperature, °F

Dry Volumetric Flow Rate, dry scfm

Actual Wet Volumetric Flue Gas Flow Rate, acfm

Percent Isokinetic of Sampling Rate, %

F-Factor, dscfm/MMBtu @ %O2

Fw

Fc

Monday, February 14, 2011 Page 6 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A CO2

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 

AM

8:01:00 AM

Run Finish Time 5:32:00 PM 5:34:00 PM 6:08:00 PM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location Stack Exit - Method 3A CO2 3

Average

Run Number 4

Test Date 4/9/2010

Run Start Time 11:24:00 AM

Run Finish Time 3:10:00 PM

Carbon Dioxide, % 0 0.000

Oxygen, % 0 0.000

Dry Volumetric Flow Rate, dry scfm 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0.000

Moisture, % 0 0.000

Fuel Type

Fw 0 0.000

Fc 0 0.000

Monday, February 14, 2011 Page 7 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A O2

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 

AM

8:01:00 AM

Run Finish Time 5:32:00 PM 5:34:00 PM 6:08:00 PM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Location Stack Exit - Method 3A O2 3

Average

Run Number 4

Test Date 4/9/2010

Run Start Time 11:24:00 AM

Run Finish Time 3:10:00 PM

Carbon Dioxide, % 0 0.000

Oxygen, % 0 0.000

Dry Volumetric Flow Rate, dry scfm 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0.000

Moisture, % 0 0.000

Fuel Type

Fw 0 0.000

Fc 0 0.000

Monday, February 14, 2011 Page 8 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - OTM - 27/28

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, % 4/8/2010 4/8/2010 4/9/2010

Moisture Saturation at Stack Gas Temperature, % OTM - 27/28 OTM - 

27/28

OTM - 27/28

Carbon Dioxide, % 7:28:00 AM 2:09:00 PM 11:13:00 AM

Oxygen, % 12:34:00 PM 6:04:00 PM 3:14:00 PM

Average Stack Gas Temperature, °F 0.26 0.26 0.26 0.260

Dry Volumetric Flow Rate, dry scfm 67.41 73.38 74.75 71.847

Actual Wet Volumetric Flue Gas Flow Rate, acfm 0.8494 0.8545 0.8435 0.849

Percent Isokinetic of Sampling Rate, % 13.2 13.2 13.3 13.233

F-Factor, dscfm/MMBtu @ %O2 80.4 80.4 80.4 80.400

Fw 30.37 30.37 30.38 30.373

Fc 1.10 1.10 1.10 1.100

Monday, February 14, 2011 Page 9 of 32
ICR Walter Scott Jr. Energy Center 4

Emissions Summary

Location: Stack Exit - Method 23

Compound: 1,2,3,4,6,7,8-HpCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000002501 0.00000001187 0.00000001028 0.000

lb/mmBtuCO2 2.09E-12 1.11E-12 9.44E-13 0.000

lb/mmBtuO2 2.11E-12 1.12E-12 9.73E-13 0.000

mg/dscm 2.48E-09 1.30E-09 1.10E-09 0.000

mg/dscm@7%O2 2.30E-09 1.22E-09 1.05E-09 0.000

ng/dscm 2.48E-03 1.30E-03 1.10E-03 0.002

ng/dscm@7%O2 2.30E-03 1.22E-03 1.05E-03 0.002

Compound: 1,2,3,4,6,7,8-HpCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000001506 0.00000000859 0.00000000578 0.000

lb/mmBtuCO2 1.26E-12 8.00E-13 5.31E-13 0.000

lb/mmBtuO2 1.27E-12 8.14E-13 5.47E-13 0.000

mg/dscm 1.49E-09 9.40E-10 6.19E-10 0.000

mg/dscm@7%O2 1.38E-09 8.83E-10 5.93E-10 0.000

ng/dscm 1.49E-03 9.40E-04 6.19E-04 0.001

ng/dscm@7%O2 1.38E-03 8.83E-04 5.93E-04 0.001

Compound: 1,2,3,4,7,8,9-HpCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000002105 0.000000012 0.00000000807 0.000

lb/mmBtuCO2 1.76E-12 1.12E-12 7.41E-13 0.000

lb/mmBtuO2 1.78E-12 1.14E-12 7.64E-13 0.000

mg/dscm 2.08E-09 1.31E-09 8.64E-10 0.000

mg/dscm@7%O2 1.93E-09 1.23E-09 8.28E-10 0.000

ng/dscm 2.08E-03 1.31E-03 8.64E-04 0.001

ng/dscm@7%O2 1.93E-03 1.23E-03 8.28E-04 0.001

Compound: 1,2,3,4,7,8-HxCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000002067 0.00000001351 0.00000001098 0.000

lb/mmBtuCO2 1.73E-12 1.26E-12 1.01E-12 0.000

lb/mmBtuO2 1.75E-12 1.28E-12 1.04E-12 0.000

mg/dscm 2.05E-09 1.48E-09 1.18E-09 0.000

mg/dscm@7%O2 1.90E-09 1.39E-09 1.13E-09 0.000

ng/dscm 2.05E-03 1.48E-03 1.18E-03 0.002

ng/dscm@7%O2 1.90E-03 1.39E-03 1.13E-03 0.001

Compound: 1,2,3,4,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000001898 0.00000001059 0.00000000925 0.000

lb/mmBtuCO2 1.59E-12 9.86E-13 8.49E-13 0.000

lb/mmBtuO2 1.60E-12 1.00E-12 8.75E-13 0.000

Monday, February 14, 2011 Page 10 of 32
ICR Walter Scott Jr. Energy Center 4

mg/dscm 1.88E-09 1.16E-09 9.91E-10 0.000

mg/dscm@7%O2 1.74E-09 1.09E-09 9.50E-10 0.000

ng/dscm 1.88E-03 1.16E-03 9.91E-04 0.001

ng/dscm@7%O2 1.74E-03 1.09E-03 9.50E-04 0.001

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

Average

RunNumber 1 2 3

Mass_mg 0.00000001786 0.00000001167 0.00000000948 0.000

lb/mmBtuCO2 1.49E-12 1.09E-12 8.70E-13 0.000

lb/mmBtuO2 1.51E-12 1.11E-12 8.97E-13 0.000

mg/dscm 1.77E-09 1.28E-09 1.02E-09 0.000

mg/dscm@7%O2 1.64E-09 1.20E-09 9.78E-10 0.000

ng/dscm 1.77E-03 1.28E-03 1.02E-03 0.001

ng/dscm@7%O2 1.64E-03 1.20E-03 9.78E-04 0.001

Compound: 1,2,3,6,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000001618 0.00000000903 0.00000000789 0.000

lb/mmBtuCO2 1.35E-12 8.41E-13 7.24E-13 0.000

lb/mmBtuO2 1.37E-12 8.56E-13 7.47E-13 0.000

mg/dscm 1.60E-09 9.89E-10 8.45E-10 0.000

mg/dscm@7%O2 1.48E-09 9.29E-10 8.10E-10 0.000

ng/dscm 1.60E-03 9.89E-04 8.45E-04 0.001

ng/dscm@7%O2 1.48E-03 9.29E-04 8.10E-04 0.001

Compound: 1,2,3,7,8,9-HxCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000002047 0.00000001338 0.00000001087 0.000

lb/mmBtuCO2 1.71E-12 1.25E-12 9.98E-13 0.000

lb/mmBtuO2 1.73E-12 1.27E-12 1.03E-12 0.000

mg/dscm 2.03E-09 1.46E-09 1.16E-09 0.000

mg/dscm@7%O2 1.88E-09 1.37E-09 1.11E-09 0.000

ng/dscm 2.03E-03 1.46E-03 1.16E-03 0.002

ng/dscm@7%O2 1.88E-03 1.37E-03 1.11E-03 0.001

Compound: 1,2,3,7,8,9-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000002352 0.00000001312 0.00000001146 0.000

lb/mmBtuCO2 1.97E-12 1.22E-12 1.05E-12 0.000

lb/mmBtuO2 1.99E-12 1.24E-12 1.08E-12 0.000

mg/dscm 2.33E-09 1.44E-09 1.23E-09 0.000

mg/dscm@7%O2 2.16E-09 1.35E-09 1.18E-09 0.000

ng/dscm 2.33E-03 1.44E-03 1.23E-03 0.002

ng/dscm@7%O2 2.16E-03 1.35E-03 1.18E-03 0.002

Compound: 1,2,3,7,8-PeCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000002707 0.00000001463 0.00000000817 0.000

lb/mmBtuCO2 2.26E-12 1.36E-12 7.50E-13 0.000

Monday, February 14, 2011 Page 11 of 32
ICR Walter Scott Jr. Energy Center 4

lb/mmBtuO2 2.29E-12 1.39E-12 7.73E-13 0.000

mg/dscm 2.68E-09 1.60E-09 8.75E-10 0.000

mg/dscm@7%O2 2.48E-09 1.50E-09 8.39E-10 0.000

ng/dscm 2.68E-03 1.60E-03 8.75E-04 0.002

ng/dscm@7%O2 2.48E-03 1.50E-03 8.39E-04 0.002

Compound: 1,2,3,7,8-PeCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000002018 0.00000001161 0.00000000733 0.000

lb/mmBtuCO2 1.69E-12 1.08E-12 6.73E-13 0.000

lb/mmBtuO2 1.71E-12 1.10E-12 6.94E-13 0.000

mg/dscm 2.00E-09 1.27E-09 7.85E-10 0.000

mg/dscm@7%O2 1.85E-09 1.19E-09 7.53E-10 0.000

ng/dscm 2.00E-03 1.27E-03 7.85E-04 0.001

ng/dscm@7%O2 1.85E-03 1.19E-03 7.53E-04 0.001

Compound: 2,3,3',4,4',5,5'-HpCB (PCB189)

Average

RunNumber 1 2 3

Mass_mg 0.00000002211 0.00000002785 0.00000006785 0.000

lb/mmBtuCO2 1.85E-12 2.59E-12 6.23E-12 0.000

lb/mmBtuO2 1.87E-12 2.64E-12 6.42E-12 0.000

mg/dscm 2.19E-09 3.05E-09 7.27E-09 0.000

mg/dscm@7%O2 2.03E-09 2.86E-09 6.97E-09 0.000

ng/dscm 2.19E-03 3.05E-03 7.27E-03 0.004

ng/dscm@7%O2 2.03E-03 2.86E-03 6.97E-03 0.004

Compound: 2,3,3',4,4',5/2,3,3',4,4',5'-HxCB (PC

Average

RunNumber 1 2 3

Mass_mg 0.00000002829 0.00000029717 0.00000046442 0.000

lb/mmBtuCO2 2.36E-12 2.77E-11 4.26E-11 0.000

lb/mmBtuO2 2.39E-12 2.82E-11 4.40E-11 0.000

mg/dscm 2.80E-09 3.25E-08 4.97E-08 0.000

mg/dscm@7%O2 2.59E-09 3.05E-08 4.76E-08 0.000

ng/dscm 2.80E-03 3.25E-02 4.97E-02 0.028

ng/dscm@7%O2 2.59E-03 3.05E-02 4.76E-02 0.027

Compound: 2,3,3',4,4'-PeCB (PCB105)

Average

RunNumber 1 2 3

Mass_mg 0.00000138044 0.00000109532 0.0000000216 0.000

lb/mmBtuCO2 1.15E-10 1.02E-10 1.98E-12 0.000

lb/mmBtuO2 1.17E-10 1.04E-10 2.04E-12 0.000

mg/dscm 1.37E-07 1.20E-07 2.31E-09 0.000

mg/dscm@7%O2 1.27E-07 1.13E-07 2.21E-09 0.000

ng/dscm 1.37E-01 1.20E-01 2.31E-03 0.086

ng/dscm@7%O2 1.27E-01 1.13E-01 2.21E-03 0.081

Compound: 2,3',4,4',5,5'-HxCB (PCB167)

Average

RunNumber 1 2 3

Mass_mg 0.00000055083 0.0000004568 0.00000082556 0.000

Monday, February 14, 2011 Page 12 of 32
ICR Walter Scott Jr. Energy Center 4

lb/mmBtuCO2 4.60E-11 4.25E-11 7.58E-11 0.000

lb/mmBtuO2 4.66E-11 4.33E-11 7.81E-11 0.000

mg/dscm 5.45E-08 5.00E-08 8.84E-08 0.000

mg/dscm@7%O2 5.05E-08 4.70E-08 8.47E-08 0.000

ng/dscm 5.45E-02 5.00E-02 8.84E-02 0.064

ng/dscm@7%O2 5.05E-02 4.70E-02 8.47E-02 0.061

Compound: 2,3,4,4',5-PeCB (PCB114)

Average

RunNumber 1 2 3

Mass_mg 0.00000001261 0.00000001475 0.00000002465 0.000

lb/mmBtuCO2 1.05E-12 1.37E-12 2.26E-12 0.000

lb/mmBtuO2 1.07E-12 1.40E-12 2.33E-12 0.000

mg/dscm 1.25E-09 1.61E-09 2.64E-09 0.000

mg/dscm@7%O2 1.16E-09 1.51E-09 2.53E-09 0.000

ng/dscm 1.25E-03 1.61E-03 2.64E-03 0.002

ng/dscm@7%O2 1.16E-03 1.51E-03 2.53E-03 0.002

Compound: 2,3',4,4',5-PeCB (PCB118)

Average

RunNumber 1 2 3

Mass_mg 0.0000037072 0.00000311106 0.00000533778 0.000

lb/mmBtuCO2 3.10E-10 2.90E-10 4.90E-10 0.000

lb/mmBtuO2 3.13E-10 2.95E-10 5.05E-10 0.000

mg/dscm 3.67E-07 3.41E-07 5.72E-07 0.000

mg/dscm@7%O2 3.40E-07 3.20E-07 5.48E-07 0.000

ng/dscm 3.67E-01 3.41E-01 5.72E-01 0.427

ng/dscm@7%O2 3.40E-01 3.20E-01 5.48E-01 0.403

Compound: 2',3,4,4',5-PeCB (PCB123)

Average

RunNumber 1 2 3

Mass_mg 0.00000324376 0.00000270446 0.00000002098 0.000

lb/mmBtuCO2 2.71E-10 2.52E-10 1.93E-12 0.000

lb/mmBtuO2 2.74E-10 2.56E-10 1.99E-12 0.000

mg/dscm 3.21E-07 2.96E-07 2.25E-09 0.000

mg/dscm@7%O2 2.97E-07 2.78E-07 2.16E-09 0.000

ng/dscm 3.21E-01 2.96E-01 2.25E-03 0.206

ng/dscm@7%O2 2.97E-01 2.78E-01 2.16E-03 0.192

Compound: 2,3,4,6,7,8-HxCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000001893 0.00000001057 0.00000000923 0.000

lb/mmBtuCO2 1.58E-12 9.84E-13 8.47E-13 0.000

lb/mmBtuO2 1.60E-12 1.00E-12 8.74E-13 0.000

mg/dscm 1.87E-09 1.16E-09 9.89E-10 0.000

mg/dscm@7%O2 1.73E-09 1.09E-09 9.48E-10 0.000

ng/dscm 1.87E-03 1.16E-03 9.89E-04 0.001

ng/dscm@7%O2 1.73E-03 1.09E-03 9.48E-04 0.001

Compound: 2,3,4,7,8-PeCDF

Average

RunNumber 1 2 3

Monday, February 14, 2011 Page 13 of 32
ICR Walter Scott Jr. Energy Center 4

Mass_mg 0.0000000203 0.00000001168 0.00000000737 0.000

lb/mmBtuCO2 1.70E-12 1.09E-12 6.77E-13 0.000

lb/mmBtuO2 1.72E-12 1.11E-12 6.98E-13 0.000

mg/dscm 2.01E-09 1.28E-09 7.89E-10 0.000

mg/dscm@7%O2 1.86E-09 1.20E-09 7.56E-10 0.000

ng/dscm 2.01E-03 1.28E-03 7.89E-04 0.001

ng/dscm@7%O2 1.86E-03 1.20E-03 7.56E-04 0.001

Compound: 2,3,7,8-TCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000001554 0.00000000875 0.00000000552 0.000

lb/mmBtuCO2 1.30E-12 8.15E-13 5.07E-13 0.000

lb/mmBtuO2 1.31E-12 8.29E-13 5.22E-13 0.000

mg/dscm 1.54E-09 9.58E-10 5.91E-10 0.000

mg/dscm@7%O2 1.43E-09 9.00E-10 5.67E-10 0.000

ng/dscm 1.54E-03 9.58E-04 5.91E-04 0.001

ng/dscm@7%O2 1.43E-03 9.00E-04 5.67E-04 0.001

Compound: 2,3,7,8-TCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000001544 0.00000000978 0.000000005 0.000

lb/mmBtuCO2 1.29E-12 9.11E-13 4.59E-13 0.000

lb/mmBtuO2 1.30E-12 9.27E-13 4.73E-13 0.000

mg/dscm 1.53E-09 1.07E-09 5.36E-10 0.000

mg/dscm@7%O2 1.42E-09 1.00E-09 5.14E-10 0.000

ng/dscm 1.53E-03 1.07E-03 5.36E-04 0.001

ng/dscm@7%O2 1.42E-03 1.00E-03 5.14E-04 0.001

Compound: 3,3',4,4',5,5'-HxCB (PCB169)

Average

RunNumber 1 2 3

Mass_mg 0.0000000172 0.00000001703 0.00000002977 0.000

lb/mmBtuCO2 1.44E-12 1.59E-12 2.73E-12 0.000

lb/mmBtuO2 1.45E-12 1.61E-12 2.82E-12 0.000

mg/dscm 1.70E-09 1.86E-09 3.19E-09 0.000

mg/dscm@7%O2 1.58E-09 1.75E-09 3.06E-09 0.000

ng/dscm 1.70E-03 1.86E-03 3.19E-03 0.002

ng/dscm@7%O2 1.58E-03 1.75E-03 3.06E-03 0.002

Compound: 3,3',4,4',5-PeCB (PCB126)

Average

RunNumber 1 2 3

Mass_mg 0.00000005397 0.00000001805 0.00000002803 0.000

lb/mmBtuCO2 4.51E-12 1.68E-12 2.57E-12 0.000

lb/mmBtuO2 4.56E-12 1.71E-12 2.65E-12 0.000

mg/dscm 5.34E-09 1.98E-09 3.00E-09 0.000

mg/dscm@7%O2 4.95E-09 1.86E-09 2.88E-09 0.000

ng/dscm 5.34E-03 1.98E-03 3.00E-03 0.003

ng/dscm@7%O2 4.95E-03 1.86E-03 2.88E-03 0.003

Compound: 3,3',4,4'-TCB (PCB77)

Average

Monday, February 14, 2011 Page 14 of 32
ICR Walter Scott Jr. Energy Center 4

RunNumber 1 2 3

Mass_mg 0.00000007871 0.00000010348 0.00000002926 0.000

lb/mmBtuCO2 6.58E-12 9.64E-12 2.69E-12 0.000

lb/mmBtuO2 6.65E-12 9.81E-12 2.77E-12 0.000

mg/dscm 7.79E-09 1.13E-08 3.13E-09 0.000

mg/dscm@7%O2 7.22E-09 1.06E-08 3.00E-09 0.000

ng/dscm 7.79E-03 1.13E-02 3.13E-03 0.007

ng/dscm@7%O2 7.22E-03 1.06E-02 3.00E-03 0.007

Compound: 3,4,4',5-TCB (PCB81)

Average

RunNumber 1 2 3

Mass_mg 0.0000004309 0.00000048034 0.00000003245 0.000

lb/mmBtuCO2 3.60E-11 4.47E-11 2.98E-12 0.000

lb/mmBtuO2 3.64E-11 4.55E-11 3.07E-12 0.000

mg/dscm 4.26E-08 5.26E-08 3.48E-09 0.000

mg/dscm@7%O2 3.95E-08 4.94E-08 3.34E-09 0.000

ng/dscm 4.26E-02 5.26E-02 3.48E-03 0.033

ng/dscm@7%O2 3.95E-02 4.94E-02 3.34E-03 0.031

Compound: OCDD

Average

RunNumber 1 2 3

Mass_mg 0.00000003451 0.00000001685 0.00000001047 0.000

lb/mmBtuCO2 2.88E-12 1.57E-12 9.61E-13 0.000

lb/mmBtuO2 2.92E-12 1.60E-12 9.91E-13 0.000

mg/dscm 3.42E-09 1.84E-09 1.12E-09 0.000

mg/dscm@7%O2 3.17E-09 1.73E-09 1.07E-09 0.000

ng/dscm 3.42E-03 1.84E-03 1.12E-03 0.002

ng/dscm@7%O2 3.17E-03 1.73E-03 1.07E-03 0.002

Compound: OCDF

Average

RunNumber 1 2 3

Mass_mg 0.00000003847 0.00000001921 0.00000001259 0.000

lb/mmBtuCO2 3.22E-12 1.79E-12 1.16E-12 0.000

lb/mmBtuO2 3.25E-12 1.82E-12 1.19E-12 0.000

mg/dscm 3.81E-09 2.10E-09 1.35E-09 0.000

mg/dscm@7%O2 3.53E-09 1.97E-09 1.29E-09 0.000

ng/dscm 3.81E-03 2.10E-03 1.35E-03 0.002

ng/dscm@7%O2 3.53E-03 1.97E-03 1.29E-03 0.002

Compound: Total Dioxins

Average

RunNumber 1 2 3

Mass_mg 0.00000008037 0.00000004363 0.00000003079 0.000

lb/mmBtuCO2 6.72E-12 4.06E-12 2.83E-12 0.000

lb/mmBtuO2 6.79E-12 4.13E-12 2.91E-12 0.000

mg/dscm 7.95E-09 4.78E-09 3.30E-09 0.000

mg/dscm@7%O2 7.37E-09 4.49E-09 3.16E-09 0.000

ng/dscm 7.95E-03 4.78E-03 3.30E-03 0.005

ng/dscm@7%O2 7.37E-03 4.49E-03 3.16E-03 0.005

Monday, February 14, 2011 Page 15 of 32
ICR Walter Scott Jr. Energy Center 4

Compound: Total Furans

Average

RunNumber 1 2 3

Mass_mg 0.00000007192 0.00000004186 0.00000002824 0.000

lb/mmBtuCO2 6.01E-12 3.90E-12 2.59E-12 0.000

lb/mmBtuO2 6.08E-12 3.97E-12 2.67E-12 0.000

mg/dscm 7.12E-09 4.58E-09 3.03E-09 0.000

mg/dscm@7%O2 6.60E-09 4.30E-09 2.90E-09 0.000

ng/dscm 7.12E-03 4.58E-03 3.03E-03 0.005

ng/dscm@7%O2 6.60E-03 4.30E-03 2.90E-03 0.005

Location: Stack Exit - Method 25A

Compound: Total organic compounds (TOC) as 

Average

Run 1 2 3

lb/mmBtuCO2 5.88E-04 0.00E+00 0.00E+00 0.000

lb/mmBtuO2 6.11E-04 0.00E+00 0.00E+00 0.000

ppm 3.85E-01 0.00E+00 0.00E+00 0.128

ppm@7%O2 3.62E-01 0.00E+00 0.00E+00 0.121

Location: Stack Exit - Method 26A

Compound: Hydrogen Chloride

Average

RunNumber 1 2 3

Mass_mg 0.209 0.04 0.04 0.096

Elb/hr 1.31E+00 2.50E-01 2.50E-01 0.603

lb/mmBtuCO2 1.57E-04 3.03E-05 3.00E-05 0.000

lb/mmBtuO2 1.60E-04 3.07E-05 3.05E-05 0.000

mg/dscm 1.82E-01 3.48E-02 3.47E-02 0.084

mg/dscm@7%O2 1.73E-01 3.34E-02 3.30E-02 0.080

Compound: Hydrogen Fluoride

Average

RunNumber 1 2 3

Mass_mg 0.02 0.02 0.02 0.020

Elb/hr 1.25E-01 1.25E-01 1.25E-01 0.125

lb/mmBtuCO2 1.51E-05 1.51E-05 1.50E-05 0.000

lb/mmBtuO2 1.53E-05 1.54E-05 1.52E-05 0.000

mg/dscm 1.74E-02 1.74E-02 1.74E-02 0.017

mg/dscm@7%O2 1.66E-02 1.67E-02 1.66E-02 0.017

Location: Stack Exit - Method 29 

Compound: Antimony

Average

RunNumber 1 2 3

Mass_mg 0.00983 0.00941 0.0083 0.009

Elb/hr 1.36E-02 1.47E-02 1.30E-02 0.014

lb/mmBtuCO2 1.64E-06 1.81E-06 1.58E-06 0.000

lb/mmBtuO2 1.66E-06 1.84E-06 1.60E-06 0.000

mg/dscm 1.96E-03 2.13E-03 1.85E-03 0.002

mg/dscm@7%O2 1.80E-03 2.00E-03 1.74E-03 0.002

ug/dscm 1.96E+00 2.13E+00 1.85E+00 1.980

Monday, February 14, 2011 Page 16 of 32
ICR Walter Scott Jr. Energy Center 4

Compound: Arsenic

Average

RunNumber 1 2 3

Mass_mg 0.0013 0.0007 0.00094 0.001

Elb/hr 1.80E-03 1.09E-03 1.47E-03 0.001

lb/mmBtuCO2 2.17E-07 1.35E-07 1.79E-07 0.000

lb/mmBtuO2 2.19E-07 1.37E-07 1.81E-07 0.000

mg/dscm 2.59E-04 1.58E-04 2.09E-04 0.000

mg/dscm@7%O2 2.38E-04 1.48E-04 1.96E-04 0.000

ug/dscm 2.59E-01 1.58E-01 2.09E-01 0.209

Compound: Beryllium

Average

RunNumber 1 2 3

Mass_mg 0.000021 0.000011 0.000011 0.000

Elb/hr 2.90E-05 1.72E-05 1.72E-05 0.000

lb/mmBtuCO2 3.50E-09 2.11E-09 2.10E-09 0.000

lb/mmBtuO2 3.54E-09 2.15E-09 2.12E-09 0.000

mg/dscm 4.18E-06 2.49E-06 2.45E-06 0.000

mg/dscm@7%O2 3.85E-06 2.34E-06 2.30E-06 0.000

ug/dscm 4.18E-03 2.49E-03 2.45E-03 0.003

Compound: Cadmium

Average

RunNumber 1 2 3

Mass_mg 0.000083 0.000041 0.000013 0.000

Elb/hr 1.15E-04 6.41E-05 2.04E-05 0.000

lb/mmBtuCO2 1.38E-08 7.88E-09 2.48E-09 0.000

lb/mmBtuO2 1.40E-08 8.02E-09 2.50E-09 0.000

mg/dscm 1.65E-05 9.27E-06 2.89E-06 0.000

mg/dscm@7%O2 1.52E-05 8.71E-06 2.71E-06 0.000

ug/dscm 1.65E-02 9.27E-03 2.89E-03 0.010

Compound: Chromium

Average

RunNumber 1 2 3

Mass_mg 0.00997 0.00583 0.00451 0.007

Elb/hr 1.38E-02 9.11E-03 7.06E-03 0.010

lb/mmBtuCO2 1.66E-06 1.12E-06 8.60E-07 0.000

lb/mmBtuO2 1.68E-06 1.14E-06 8.68E-07 0.000

mg/dscm 1.98E-03 1.32E-03 1.00E-03 0.001

mg/dscm@7%O2 1.82E-03 1.24E-03 9.39E-04 0.001

ug/dscm 1.98E+00 1.32E+00 1.00E+00 1.433

Compound: Cobalt

Average

RunNumber 1 2 3

Mass_mg 0.002 0.00223 0.00124 0.002

Elb/hr 2.77E-03 3.49E-03 1.94E-03 0.003

lb/mmBtuCO2 3.34E-07 4.29E-07 2.36E-07 0.000

lb/mmBtuO2 3.38E-07 4.36E-07 2.39E-07 0.000

mg/dscm 3.98E-04 5.04E-04 2.76E-04 0.000

mg/dscm@7%O2 3.66E-04 4.73E-04 2.59E-04 0.000

Monday, February 14, 2011 Page 17 of 32
ICR Walter Scott Jr. Energy Center 4

ug/dscm 3.98E-01 5.04E-01 2.76E-01 0.393

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 24.8 16.9 13.7 18.467

Elb/hr 3.43E+01 2.64E+01 2.15E+01 27.400

lb/mmBtuCO2 4.14E-03 3.25E-03 2.61E-03 0.003

lb/mmBtuO2 4.19E-03 3.31E-03 2.64E-03 0.003

mg/dscm 4.93E+00 3.82E+00 3.05E+00 3.933

mg/dscm@7%O2 4.54E+00 3.59E+00 2.86E+00 3.663

ug/dscm 4.93E+03 3.82E+03 3.05E+03 3,933.333

Compound: Lead

Average

RunNumber 1 2 3

Mass_mg 0.00758 0.00807 0.00729 0.008

Elb/hr 1.05E-02 1.26E-02 1.14E-02 0.012

lb/mmBtuCO2 1.26E-06 1.55E-06 1.39E-06 0.000

lb/mmBtuO2 1.28E-06 1.58E-06 1.40E-06 0.000

mg/dscm 1.51E-03 1.82E-03 1.62E-03 0.002

mg/dscm@7%O2 1.39E-03 1.71E-03 1.52E-03 0.002

ug/dscm 1.51E+00 1.82E+00 1.62E+00 1.650

Compound: Manganese

Average

RunNumber 1 2 3

Mass_mg 0.5664 0.01276 0.01635 0.199

Elb/hr 7.83E-01 1.99E-02 2.56E-02 0.276

lb/mmBtuCO2 9.45E-05 2.45E-06 3.12E-06 0.000

lb/mmBtuO2 9.56E-05 2.50E-06 3.15E-06 0.000

mg/dscm 1.13E-01 2.88E-03 3.64E-03 0.040

mg/dscm@7%O2 1.04E-01 2.70E-03 3.42E-03 0.037

ug/dscm 1.13E+02 2.88E+00 3.64E+00 39.840

Compound: Mercury

Average

RunNumber 1 2 3

Mass_mg 0.01758 0.01561 0.01451 0.016

Elb/hr 2.43E-02 2.44E-02 2.27E-02 0.024

lb/mmBtuCO2 2.93E-06 3.00E-06 2.77E-06 0.000

lb/mmBtuO2 2.97E-06 3.05E-06 2.79E-06 0.000

mg/dscm 3.50E-03 3.53E-03 3.23E-03 0.003

mg/dscm@7%O2 3.22E-03 3.32E-03 3.03E-03 0.003

ug/dscm 3.50E+00 3.53E+00 3.23E+00 3.420

Compound: Nickel

Average

RunNumber 1 2 3

Mass_mg 0.01079 0.00869 0.00999 0.010

Elb/hr 1.49E-02 1.36E-02 1.56E-02 0.015

lb/mmBtuCO2 1.80E-06 1.67E-06 1.90E-06 0.000

lb/mmBtuO2 1.82E-06 1.70E-06 1.92E-06 0.000

mg/dscm 2.15E-03 1.96E-03 2.22E-03 0.002

Monday, February 14, 2011 Page 18 of 32
ICR Walter Scott Jr. Energy Center 4

mg/dscm@7%O2 1.98E-03 1.84E-03 2.09E-03 0.002

ug/dscm 2.15E+00 1.96E+00 2.22E+00 2.110

Compound: Selenium

Average

RunNumber 1 2 3

Mass_mg 0.00667 0.00517 0.01552 0.009

Elb/hr 9.22E-03 8.08E-03 2.43E-02 0.014

lb/mmBtuCO2 1.11E-06 9.94E-07 2.96E-06 0.000

lb/mmBtuO2 1.13E-06 1.01E-06 2.99E-06 0.000

mg/dscm 1.33E-03 1.17E-03 3.45E-03 0.002

mg/dscm@7%O2 1.22E-03 1.10E-03 3.24E-03 0.002

ug/dscm 1.33E+00 1.17E+00 3.45E+00 1.983

Location: Stack Exit - OTM - 27/28

Compound: Filterable PM2.5

Average

RunNumber 1 2 3

Mass_mg 0.8 1.8 2.1 1.567

Elb/hr 2.55E+00 6.19E+00 7.20E+00 5.313

lb/mmBtuCO2 3.11E-04 7.56E-04 8.86E-04 0.001

lb/mmBtuO2 3.15E-04 7.67E-04 9.01E-04 0.001

mg/dscm 3.57E-01 8.68E-01 1.03E+00 0.752

mg/dscm@7%O2 3.42E-01 8.32E-01 9.81E-01 0.718

Compound: Inorganic (Aqueous) Condensible Pa

Average

RunNumber 1 2 3

Mass_mg 3.5 0 2.4 1.967

Elb/hr 1.12E+01 0.00E+00 8.22E+00 6.473

lb/mmBtuCO2 1.36E-03 0.00E+00 1.01E-03 0.001

lb/mmBtuO2 1.38E-03 0.00E+00 1.03E-03 0.001

mg/dscm 1.56E+00 0.00E+00 1.17E+00 0.910

mg/dscm@7%O2 1.50E+00 0.00E+00 1.11E+00 0.870

Compound: Organic Condensible Particulate

Average

RunNumber 1 2 3

Mass_mg 2 1.2 0.4 1.200

Elb/hr 6.39E+00 4.13E+00 1.37E+00 3.963

lb/mmBtuCO2 7.77E-04 5.04E-04 1.69E-04 0.000

lb/mmBtuO2 7.89E-04 5.12E-04 1.72E-04 0.000

mg/dscm 8.93E-01 5.79E-01 1.95E-01 0.556

mg/dscm@7%O2 8.56E-01 5.55E-01 1.86E-01 0.532

Compound: Total PM2.5

Average

RunNumber 1 2 3

Mass_mg 6.3 3 4.9 4.733

Elb/hr 2.01E+01 1.03E+01 1.68E+01 15.733

lb/mmBtuCO2 2.45E-03 1.26E-03 2.07E-03 0.002

lb/mmBtuO2 2.48E-03 1.28E-03 2.10E-03 0.002

mg/dscm 2.81E+00 1.45E+00 2.39E+00 2.217

Monday, February 14, 2011 Page 19 of 32
ICR Walter Scott Jr. Energy Center 4

Process Run Data

mg/dscm@7%O2 2.69E+00 1.39E+00 2.28E+00 2.120

Monday, February 14, 2011 Page 20 of 32
ICR Walter Scott Jr. Energy Center 4

Process Run Data

APCD Run Data

Run Name Value UOM Comments

Target

Value

1 Subbituminous Coal Burned 454 1000 Tons 450 May 6 2010

2 Subbituminous Coal Burned 452.35 1000 Tons 450 May 7 2010

3 Subbituminous Coal Burned 447.14 1000 Tons 450 May 8 2010

4 Subbituminous Coal Burned 5498.5 1000 Tons 450 May 9 2010

1 Average Heat Input 7375.9 MMBtu/hr 7200 May 6 2010

2 Average Heat Input 7248.7 MMBtu/hr 7200 May 7 2010

3 Average Heat Input 7177.2 MMBtu/hr 7200 May 8 2010

4 Average Heat Input 7444.8 MMBtu/hr 7200 May 9 2010

1 Steam Output 5589 1000 lb steam/hr 5500 May 6 2010

2 Steam Output 5539.2 1000 lb steam/hr 5500 May 7 2010

3 Steam Output 5432.3 1000 lb steam/hr 5500 May 8 2010

4 Steam Output 5498.5 1000 lb steam/hr 5500 May 9 2010

1 Flue Gas Flow Rate 118.52 mmscfh 116 May 6 2010

4 Flue Gas Flow Rate 120.94 mmscfh 116 May 9 2010

1 Pressure Drop Across FGD (if applicable) 2.59 in H20 2.5 May 6 2010

4 Pressure Drop Across FGD (if applicable) 2.44 in H20 2.5 May 9 2010

1 FGD Scrubber Liquor Flow Rate 100.78 gal/min 95 May 6 2010

4 FGD Scrubber Liquor Flow Rate 100.61 gal/min 95 May 9 2010

1 Unit Gross Electrical Output 871 Mwe 860 May 6 2010

4 Unit Gross Electrical Output 870.4 Mwe 860 May 9 2010

1 Unit Net Electric Generation 809 MWh 850 May 6 2010

4 Unit Net Electric Generation 797.24 MWh 850 May 9 2010

Run Name Value UOM Comments

Target

Value

1 LOW NOX BURNERS 0 NA 0

2 LOW NOX BURNERS 0 NA 0

3 LOW NOX BURNERS 0 NA 0

4 LOW NOX BURNERS 0 NA 0

1 BAGHOUSE 8.2 in H2O 8.2

2 BAGHOUSE 0 in H2O 8.2

3 BAGHOUSE 0 in H2O 8.2

4 BAGHOUSE 0 in H2O 8.2

Monday, February 14, 2011 Page 21 of 32
ICR Walter Scott Jr. Energy Center 4

Process Lab Run Data

1 ACTIVATED CARBON ADSORPTION 1.1 lb/mmscf 1.2

2 ACTIVATED CARBON ADSORPTION 0 lb/mmscf 1.2

3 ACTIVATED CARBON ADSORPTION 0 lb/mmscf 1.2

4 ACTIVATED CARBON ADSORPTION 0 lb/mmscf 1.2

1 DRY SCRUBBER 101 gal/min 95

2 DRY SCRUBBER 97.46 gal/min 95

3 DRY SCRUBBER 104.36 gal/min 95

4 DRY SCRUBBER 100.61 gal/min 95

1 DRY SCRUBBER 175.7 Deg F 170

2 DRY SCRUBBER 173.49 Deg F 170

3 DRY SCRUBBER 174.66 Deg F 170

4 DRY SCRUBBER 174.96 Deg F 170

Run Name Value UOM Comments

1 Fuel Higher Heating Value 8483 Btu/lb

2 Fuel Higher Heating Value 8517 Btu/lb

3 Fuel Higher Heating Value 8436 Btu/lb

4 Fuel Higher Heating Value 8501 Btu/lb

1 Fuel Moisture 29.36 %

2 Fuel Moisture 29.23 %

3 Fuel Moisture 30.1 %

4 Fuel Moisture 29.28 %

1 Fuel Mercury Content 0.078 mg/kg

2 Fuel Mercury Content 0.118 mg/kg

3 Fuel Mercury Content 0.109 mg/kg

4 Fuel Mercury Content 0.1 mg/kg

1 Fuel Cadmium Content 0.09 mg/kg

2 Fuel Cadmium Content 0.1 mg/kg

3 Fuel Cadmium Content 0.1 mg/kg

4 Fuel Cadmium Content 0.11 mg/kg

1 Fuel Nickel Content 5 mg/kg

2 Fuel Nickel Content 5 mg/kg

3 Fuel Nickel Content 5 mg/kg

4 Fuel Nickel Content 5 mg/kg

1 Fuel Arsenic Content 1.9 mg/kg

2 Fuel Arsenic Content 1.9 mg/kg

3 Fuel Arsenic Content 0.16 mg/kg

4 Fuel Arsenic Content 2.1 mg/kg

1 Fuel Chromium Content 6 mg/kg

Monday, February 14, 2011 Page 22 of 32
ICR Walter Scott Jr. Energy Center 4

2 Fuel Chromium Content 0.1 mg/kg

3 Fuel Chromium Content 6 mg/kg

4 Fuel Chromium Content 6 mg/kg

1 Fuel Beryllium Content 0.3 mg/kg

2 Fuel Beryllium Content 0.3 mg/kg

3 Fuel Beryllium Content 0.3 mg/kg

4 Fuel Beryllium Content 0.3 mg/kg

1 Fuel Lead Content 3.1 mg/kg

2 Fuel Lead Content 3.2 mg/kg

3 Fuel Lead Content 3.2 mg/kg

4 Fuel Lead Content 3.3 mg/kg

1 Fuel Manganese Content 18 mg/kg

2 Fuel Manganese Content 16 mg/kg

3 Fuel Manganese Content 9 mg/kg

4 Fuel Manganese Content 17 mg/kg

1 Fuel Fluorine Content 32.2 ppm

2 Fuel Fluorine Content 32.1 ppm

3 Fuel Fluorine Content 26.6 ppm

4 Fuel Fluorine Content 33.2 ppm

1 Fuel Chorine Content 6 ppm

2 Fuel Chorine Content 9 ppm

3 Fuel Chorine Content 9 ppm

4 Fuel Chorine Content 10 ppm

Monday, February 14, 2011 Page 23 of 32
ICR Walter Scott Jr. Energy Center 4

Sampling / Stack Data Results Detail

Location Stack Exit - Method 23

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 AM 7:43:00 AM

Run Finish Time 5:32:00 PM 4:14:00 PM 6:06:00 PM

Net Traversing Points 12 12 12

Net Run Time, minutes 480 480 480

Nozzle Diameter, inches 0.186 0.175 0.175 0.179

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 1 1 1 1.000

Barometric Pressure, inches of Mercury 28.45 28.65 29 28.700

Average Orifice Meter Differential, inches H2O 2.16 1.69 1.76 1.870

Dry Gas Meter Volume Sampled, cubic feet 379.978 330.934 337.972 349.628

Average Dry Gas Meter Temperature, °F 77.50 60.83 66.92 68.417

Dry Gas Meter Volume Sampled, dscf 356.905 322.643 329.716 336.421

Total Moisture Liquid collected, g 1672 1424 1471 1,522.333

Volume of Water Vapor, standard cubic feet 78.70 67.03 69.24 71.657

Moisture Content of Stack Gas, % 18.07 17.20 17.36 17.543

Moisture Saturation at Stack Gas Temperature, % 74.15 66.55 69.35 70.017

Dry Mole Fraction 0.8193 0.828 0.8264 0.825

Carbon Dioxide, % 13.6 13.5 13.4 13.500

Oxygen, % 5.9 6.1 6.4 6.133

Carbon Monoxide & Nitrogen, % 80.5 80.4 80.2 80.367

Fuel Factor 1.10 1.10 1.08

Dry Molecular Weight, lb/lb-Mole 30.41 30.40 30.40 30.403

Wet Molecular weight, lb/lb-Mole 28.17 28.27 28.25 28.230

Flue Gas Static Pressure, inches of H2O -1.6 -1.6 -1.6 -1.600

Absolute Flue Gas Pressure, inches of Mercury 28.33 28.53 28.88 28.580

Average Stack Gas Temperature, °F 194.75 190.00 192.50 192.417

Average Velocity Head, inches of H2O 2.4537780906

3386

2.354463146

19707

2.440850612

98594

2.416

Average Stack Gas Velocity, feet/second 101.89 98.92 100.33 100.380

Stack Cross-Sectional Area, square feet 476.452 476.452 476.452 476.452

Dry Volumetric Flow Rate, dry scfm 1,822,167.6 1,813,617.1 1,851,315.9 1,829,033.5

33

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,912,741.7 2,827,837.9 2,868,145.7 2,869,575.1

00

Percent Isokinetic of Sampling Rate, % 103.0 105.7 105.8 104.833

Percent Excess Air, % 38.4 40.3 43.3 40.667

F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000

Round Duct Diameter, inches 295.56 295.56 295.56

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw

Fc 1840 1840 1840 1,840.000

Monday, February 14, 2011 Page 24 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 25A

Average

Run Number 1 2 3

Test Date 4/7/2010 4/7/2010 4/7/2010

Run Start Time 8:20:00 AM 10:43:00 AM 1:02:00 PM

Run Finish Time 10:20:00 AM 12:43:00 PM 3:02:00 PM

Carbon Dioxide, % 13.5 13.7 13.6 13.600

Oxygen, % 6.1 6.1 6.1 6.100

Fuel Factor 1.1 1.08 1.09

Dry Volumetric Flow Rate, dry scfm 1846249.1 1846249.1 1880872.9 1,857,790.3

67

F-Factor, dscfm/MMBtu @ %O2 9820 9820 9820 9,820.000

Moisture, % 15.75 15.75 15.44 15.647

Analyzer Make Ratfisch Ratfisch Ratfisch

Analyzer Model RS55 RS55 RS55

Analyzer Serial Number E1 E1 E1

Operating Range 100 100 100 100.000

Operating Units ppm ppm ppm

No. Readings/Avg. 30 30 30 30.000

Calibration Set 0 0 0 0.000

Calibration Pre Zero Cylinder ID Nitrogen Nitrogen Nitrogen

Calibration Pre Zero Cylinder Instrument Response -0.29 -0.26 -0.39 -0.313

Calibration Pre Zero Cylinder Bias 0.01 0.04 -0.09 -0.013

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID ALM024752 ALM024752 ALM024752

Calibration Pre High Cylinder Instrument Response 34.17 35.25 34.42 34.613

Calibration Pre High Cylinder Bias -0.03 1.05 0.22 0.413

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID Nitrogen Nitrogen Nitrogen

Calibration Post Zero Cylinder Instrument Response -0.26 -0.39 -0.25 -0.300

Calibration Post Zero Cylinder Bias 0.04 -0.09 0.05 0.000

Calibration Post Zero Cylinder Drift 0.03 0.13 0.14 0.100

Calibration Post High Cylinder ID ALM024752 ALM024752 ALM024752

Calibration Post High Cylinder Instrument Response 35.25 34.42 35.23 34.967

Calibration Post High Cylinder Bias 1.1 0.22 1.03 0.783

Calibration Post High Cylinder Drift 1.1 0.83 0.81 0.913

Cavg 0.05 -0.11 -0.25 -0.103

Cavg Units ppmvw ppmvw ppmvw

Cgas 0.3852 0 0 0.128

Cgas Units ppmvd ppmvd ppmvd

Fuel Type Override Override Override

Fw

Fc 1800 1800 1800 1,800.000

Cgasw 0.3244890667

4289

0 0 0.108

Cgasw Units ppmvw ppmvw ppmvw

Monday, February 14, 2011 Page 25 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 26A

Average

Run Number

Test Date

Run Start Time

Run Finish Time

Net Traversing Points

Net Run Time, minutes

Nozzle Diameter, inches

Pitot Tube Coefficient

Dry Gas Meter Calibration Factor

Barometric Pressure, inches of Mercury

Average Orifice Meter Differential, inches H2O

Dry Gas Meter Volume Sampled, cubic feet

Average Dry Gas Meter Temperature, °F

Dry Gas Meter Volume Sampled, dscf

Total Moisture Liquid collected, g

Volume of Water Vapor, standard cubic feet

Moisture Content of Stack Gas, %

Moisture Saturation at Stack Gas Temperature, %

Dry Mole Fraction

Carbon Dioxide, %

Oxygen, %

Carbon Monoxide & Nitrogen, %

Fuel Factor

Dry Molecular Weight, lb/lb-Mole

Wet Molecular weight, lb/lb-Mole

Flue Gas Static Pressure, inches of H2O

Absolute Flue Gas Pressure, inches of Mercury

Average Stack Gas Temperature, °F

Average Velocity Head, inches of H2O

Average Stack Gas Velocity, feet/second

Stack Cross-Sectional Area, square feet

Dry Volumetric Flow Rate, dry scfm

Actual Wet Volumetric Flue Gas Flow Rate, acfm

Percent Isokinetic of Sampling Rate, %

Percent Excess Air, %

F-Factor, dscfm/MMBtu @ %O2

Round Duct Diameter, inches

Rectangular Duct Width, inches

Rectangular Duct Length, inches

Fw

Fc

Monday, February 14, 2011 Page 26 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 29 

Average

Run Number

Test Date

Run Start Time

Run Finish Time

Net Traversing Points

Net Run Time, minutes

Nozzle Diameter, inches

Pitot Tube Coefficient

Dry Gas Meter Calibration Factor

Barometric Pressure, inches of Mercury

Average Orifice Meter Differential, inches H2O

Dry Gas Meter Volume Sampled, cubic feet

Average Dry Gas Meter Temperature, °F

Dry Gas Meter Volume Sampled, dscf

Total Moisture Liquid collected, g

Volume of Water Vapor, standard cubic feet

Moisture Content of Stack Gas, %

Moisture Saturation at Stack Gas Temperature, %

Dry Mole Fraction

Carbon Dioxide, %

Oxygen, %

Carbon Monoxide & Nitrogen, %

Fuel Factor

Dry Molecular Weight, lb/lb-Mole

Wet Molecular weight, lb/lb-Mole

Flue Gas Static Pressure, inches of H2O

Absolute Flue Gas Pressure, inches of Mercury

Average Stack Gas Temperature, °F

Average Velocity Head, inches of H2O

Average Stack Gas Velocity, feet/second

Stack Cross-Sectional Area, square feet

Dry Volumetric Flow Rate, dry scfm

Actual Wet Volumetric Flue Gas Flow Rate, acfm

Percent Isokinetic of Sampling Rate, %

Percent Excess Air, %

F-Factor, dscfm/MMBtu @ %O2

Round Duct Diameter, inches

Rectangular Duct Width, inches

Rectangular Duct Length, inches

Fw

Fc

Monday, February 14, 2011 Page 27 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A CO2

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 AM 8:01:00 AM

Run Finish Time 5:32:00 PM 5:34:00 PM 6:08:00 PM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Fuel Factor 0 0 0

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Analyzer Make Horiba Horiba Horiba

Analyzer Model Pir 2000 Pir 2000 Pir 2000

Analyzer Serial Number 411039 411039 411039 411,039.000

Operating Range 20.16 20.16 20.16 20.160

Operating Units % % %

No. Readings/Avg. 30 30 30 30.000

Calibration Set 0 20 20 13.333

Calibration Pre Zero Cylinder ID Nitrogen Nitrogen

Calibration Pre Zero Cylinder Instrument Response -0.02 -0.07 0.03 -0.020

Calibration Pre Zero Cylinder Bias 0.28 -0.25 0.25 0.093

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID ALM008428

 CO2

ALM008428 

CO2

Calibration Pre High Cylinder Instrument Response 10.69 10.63 10.7 10.673

Calibration Pre High Cylinder Bias -23.51 9.9 0.05 -4.520

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID Nitrogen Nitrogen

Calibration Post Zero Cylinder Instrument Response 0.04 0.03 0.1 0.057

Calibration Post Zero Cylinder Bias 0.34 -0.14 0.6 0.267

Calibration Post Zero Cylinder Drift 0.06 0.48 0.35 0.297

Calibration Post High Cylinder ID ALM008428

 CO2

ALM008428 

CO2

Calibration Post High Cylinder Instrument Response 10.46 10.71 10.62 10.597

Calibration Post High Cylinder Bias -23.74 10.29 -0.35 -4.600

Calibration Post High Cylinder Drift 10.42 0.389999999

999999

0.4 3.737

Cavg 13.7 13.7 13.4 13.600

Cavg Units %vd %vd %vd

Cgas 13.4761 13.2154 13.346

Cgas Units %vd %vd %vd

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 28 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A CO2 3

Average

Run Number 4

Test Date 4/9/2010

Run Start Time 11:24:00 AM

Run Finish Time 3:10:00 PM

Carbon Dioxide, % 0 0.000

Oxygen, % 0 0.000

Fuel Factor 0

Dry Volumetric Flow Rate, dry scfm 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0.000

Moisture, % 0 0.000

Analyzer Make Horiba

Analyzer Model Pir 2000

Analyzer Serial Number 411039 411,039.000

Operating Range 20.16 20.160

Operating Units %

No. Readings/Avg. 30 30.000

Calibration Set 20 20.000

Calibration Pre Zero Cylinder ID Nitrogen

Calibration Pre Zero Cylinder Instrument Response 0.05 0.050

Calibration Pre Zero Cylinder Bias 0.35 0.350

Calibration Pre Zero Cylinder Drift 0 0.000

Calibration Pre High Cylinder ID ALM008428 

CO2

Calibration Pre High Cylinder Instrument Response 10.6 10.600

Calibration Pre High Cylinder Bias -0.45 -0.450

Calibration Pre High Cylinder Drift 0 0.000

Calibration Post Zero Cylinder ID Nitrogen

Calibration Post Zero Cylinder Instrument Response 0.1 0.100

Calibration Post Zero Cylinder Bias 0.6 0.600

Calibration Post Zero Cylinder Drift 0.25 0.250

Calibration Post High Cylinder ID ALM008428 

CO2

Calibration Post High Cylinder Instrument Response 10.62 10.620

Calibration Post High Cylinder Bias -0.35 -0.350

Calibration Post High Cylinder Drift 0.1 0.100

Cavg 13.4 13.400

Cavg Units %vd

Cgas 13.2807 13.281

Cgas Units %vd

Fuel Type

Fw 0 0.000

Fc 0 0.000

Cgasw 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 29 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A O2

Average

Run Number 1 2 3

Test Date 4/6/2010 4/7/2010 4/8/2010

Run Start Time 8:57:00 AM 7:50:00 AM 8:01:00 AM

Run Finish Time 5:32:00 PM 5:34:00 PM 6:08:00 PM

Carbon Dioxide, % 0 0 0 0.000

Oxygen, % 0 0 0 0.000

Fuel Factor 0 0 0

Dry Volumetric Flow Rate, dry scfm 0 0 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0 0 0.000

Moisture, % 0 0 0 0.000

Analyzer Make Horiba Horiba Horiba

Analyzer Model MPA-500 MPA-510 MPA-510

Analyzer Serial Number 4210851002 4210851002 4210851002 4,210,851,0

02.000

Operating Range 21 21 21 21.000

Operating Units % % %

No. Readings/Avg. 30 30 30 30.000

Calibration Set 10 10 10 10.000

Calibration Pre Zero Cylinder ID Nitrogen Nitrogen Nitrogen

Calibration Pre Zero Cylinder Instrument Response 0.06 0.09 0.03 0.060

Calibration Pre Zero Cylinder Bias 0 0.14 -0.14 0.000

Calibration Pre Zero Cylinder Drift 0 0 0 0.000

Calibration Pre High Cylinder ID ALM008428 

O2

ALM008428

 O2

ALM008428 

O2

Calibration Pre High Cylinder Instrument Response 8.54 8.54 8.53 8.537

Calibration Pre High Cylinder Bias -0.05 -0.05 -0.1 -0.067

Calibration Pre High Cylinder Drift 0 0 0 0.000

Calibration Post Zero Cylinder ID Nitrogen Nitrogen Nitrogen

Calibration Post Zero Cylinder Instrument Response 0.03 0.04 0.06 0.043

Calibration Post Zero Cylinder Bias -0.14 -0.1 0 -0.080

Calibration Post Zero Cylinder Drift 0.14 0.24 0.14 0.173

Calibration Post High Cylinder ID ALM008428 

O2

ALM008428

 O2

ALM008428 

O2

Calibration Post High Cylinder Instrument Response 8.39 8.41 8.37 8.390

Calibration Post High Cylinder Bias -0.76 -0.67 -0.86 -0.763

Calibration Post High Cylinder Drift 0.76 0.62 0.76 0.713

Cavg 5.9 6.1 6.4 6.133

Cavg Units %vd %vd %vd

Cgas 5.9037 6.0924 6.4193 6.138

Cgas Units %vd %vd %vd

Fuel Type

Fw 0 0 0 0.000

Fc 0 0 0 0.000

Cgasw 0 0 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 30 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - Method 3A O2 3

Average

Run Number 4

Test Date 4/9/2010

Run Start Time 11:24:00 AM

Run Finish Time 3:10:00 PM

Carbon Dioxide, % 0 0.000

Oxygen, % 0 0.000

Fuel Factor 0

Dry Volumetric Flow Rate, dry scfm 0 0.000

F-Factor, dscfm/MMBtu @ %O2 0 0.000

Moisture, % 0 0.000

Analyzer Make Horiba

Analyzer Model MPA-510

Analyzer Serial Number 4210851002 4,210,851,0

02.000

Operating Range 21 21.000

Operating Units %

No. Readings/Avg. 30 30.000

Calibration Set 10 10.000

Calibration Pre Zero Cylinder ID Nitrogen

Calibration Pre Zero Cylinder Instrument Response 0.03 0.030

Calibration Pre Zero Cylinder Bias 0.33 0.330

Calibration Pre Zero Cylinder Drift 0 0.000

Calibration Pre High Cylinder ID ALM008428 

O2

Calibration Pre High Cylinder Instrument Response 8.21 8.210

Calibration Pre High Cylinder Bias -25.99 -25.990

Calibration Pre High Cylinder Drift 0 0.000

Calibration Post Zero Cylinder ID Nitrogen

Calibration Post Zero Cylinder Instrument Response 0.04 0.040

Calibration Post Zero Cylinder Bias 0.34 0.340

Calibration Post Zero Cylinder Drift 0.01 0.010

Calibration Post High Cylinder ID ALM008428 

O2

Calibration Post High Cylinder Instrument Response 8.19 8.190

Calibration Post High Cylinder Bias -26.01 -26.010

Calibration Post High Cylinder Drift 2.0000000000

0031E-02

0.020

Cavg 6.1 6.100

Cavg Units %vd

Cgas 6.3064 6.306

Cgas Units %vd

Fuel Type

Fw 0 0.000

Fc 0 0.000

Cgasw 0 0.000

Cgasw Units

Monday, February 14, 2011 Page 31 of 32
ICR Walter Scott Jr. Energy Center 4

Location Stack Exit - OTM - 27/28

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 Stack Exit Stack Exit Stack Exit

Moisture Content of Stack Gas, % 4/8/2010 4/8/2010 4/9/2010

Moisture Saturation at Stack Gas Temperature, % OTM - 27/28 OTM - 27/28 OTM - 27/28

Dry Mole Fraction 1 2 3 2.000

Carbon Dioxide, % 7:28:00 AM 2:09:00 PM 11:13:00 AM

Oxygen, % 12:34:00 PM 6:04:00 PM 3:14:00 PM

Carbon Monoxide & Nitrogen, % 12 12 12 12.000

Fuel Factor 242.74 233.95 234.13

Dry Molecular Weight, lb/lb-Mole 0.125 0.125 0.125 0.125

Wet Molecular weight, lb/lb-Mole 0.84 0.84 0.84 0.840

Flue Gas Static Pressure, inches of H2O 1.007 1.007 1.007 1.007

Absolute Flue Gas Pressure, inches of Mercury 29 29 28.97 28.990

Average Stack Gas Temperature, °F 0.26 0.26 0.26 0.260

Average Velocity Head, inches of H2O 80.355 75.273 75.185 76.938

Average Stack Gas Velocity, feet/second 63.67 70.25 75.92 69.947

Stack Cross-Sectional Area, square feet 15.06 14.55 15.65 15.087

Dry Volumetric Flow Rate, dry scfm 67.41 73.38 74.75 71.847

Actual Wet Volumetric Flue Gas Flow Rate, acfm 0.8494 0.8545 0.8435 0.849

Percent Isokinetic of Sampling Rate, % 13.2 13.2 13.3 13.233

Percent Excess Air, % 6.4 6.4 6.3 6.367

F-Factor, dscfm/MMBtu @ %O2 80.4 80.4 80.4 80.400

Round Duct Diameter, inches 79.130 73.206 72.272

Rectangular Duct Width, inches 298 265 285

Rectangular Duct Length, inches 14.03 12.47 13.41

Fw 30.37 30.37 30.38 30.373

Fc 1.10 1.10 1.10 1.100

Monday, February 14, 2011 Page 32 of 32