Name: Mr. Patrick L. Pope

Title: Vice President & Chief Operating Offi

Company: Nebraska Public Power District

Sign Date: 6/17/2010

Name: Mr. Jeremy Miller

Title: Lead Field Engineer

Company: GE International, Inc.

Sign Date: 6/17/2010

Permitted Facility Representative / Date Testing Company Representative / Date

Gerald Gentleman Station

Final Test Report 

for

/ /

Based on information and belief formed 

after reasonable inquiry, I certify that the 

statements and information in this test 

report are true, accurate, and complete.

I have reviewed all testing details and 

results in this test report and hereby 

certify that the test report is authentic 

and accurate.

Wednesday, February 23, 2011 Page 1 of 13
Gerald Gentleman Station

6/17/2010

Facility Information:

NPPD Gerald Gentleman Station

6089 South Highway 25

Sutherland NE 69165

Contact: Tom Brunz

Phone:

Fax:

Email:

Testing Company:

General Electric International Inc. (GEII)

888 Industrial Blvd

Elmhurst IL 60126

Contact:Jeff Daniels

Phone: 630-530-6655

Fax:

Email:

Air Permit Number:

N/A

Permitted Source ID/Name:

34385 NPPD Gerald Gentleman Station

Permitted Maximum Process Rate:

7538 mmbtu/hr

Max. Normal Operation Process Rate: Target Process Test Rate

Description of the source (including control equipment). Please see the attachments for source or

 process flow diagram:

Fabric Filter Baghouse

Industry/SCC/NAIS 22112

Sampling Location Information:

Test Parameter Information:

AFS #: 3111100019 FRS #: 110000606522

SCC / Description 10100221 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous 

Coal - Pulverized Coal: Wet 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

Unit 1 337.44 0 0 0 1754 2395 4 0

Target

Parameter 

Test

Method

Number of

Test Runs

Test Run

Duration

Sample 

Location Points Comments

Unit 1 Total PM2.5 OTM - 27/28 3 345 0

Unit 1 Filterable Particulate OTM - 27/28 3 345 0

Organic Condensible 

Particulate

Unit 1 OTM - 27/28 3 345 0

Inorganic (Aqueous) 

Condensible Part.

Unit 1 OTM - 27/28 3 345 0

Unit 1 Filterable PM2.5 OTM - 27/28 3 345 0

Unit 1 Total Particulate OTM - 27/28 3 345 0

Wednesday, February 23, 2011 Page 2 of 13
Gerald Gentleman Station

6/17/2010

The following describes any modifications and/or deviations to the applicable test 

methods. If alternative methods were requested, see the attachments for documentation 

of request AND approval, including dates.

Unit 1 Cadmium Method 29 3 240 0

Unit 1 Antimony Method 29 3 240 0

Unit 1 Beryllium Method 29 3 240 0

Unit 1 Chromium Method 29 3 240 0

Unit 1 Cobalt Method 29 3 240 0

Unit 1 Lead Method 29 3 240 0

Unit 1 Manganese Method 29 3 240 0

Unit 1 Nickel Method 29 3 240 0

Unit 1 Selenium Method 29 3 240 0

Unit 1 Arsenic Method 29 3 240 0

Unit 1 O2 Method 3A O2 3 360 0

Unit 1 Co2 Method 3A CO2 3 360 0

Unit 1 Filterable Particulate Method 5 3 240 0

Wednesday, February 23, 2011 Page 3 of 13
Gerald Gentleman Station

6/17/2010

Sampling / Stack Data Results Summary

Location Unit 1 - Method 29

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:50:00 AM 3:15:00 PM 7:45:00 AM

Run Finish Time 12:23:00 PM 7:30:00 PM 1:25:00 PM

Net Run Time, minutes 240 240 240

Dry Gas Meter Volume Sampled, dscf 109.583 109.840 121.277 113.567

Moisture Content of Stack Gas, % 10.85 10.76 9.88 10.497

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Average Stack Gas Temperature, °F 299.52 292.29 293.00 294.937

Dry Volumetric Flow Rate, dry scfm 1,385,826.1 1,389,047.0 1,475,781.9 1,416,885.00

0

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,539,064.0 2,518,197.0 2,397,094.1 2,484,785.03

3

Percent Isokinetic of Sampling Rate, % 101.8 101.8 105.8 103.133

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 4 of 13
Gerald Gentleman Station

6/17/2010

Location Unit 1 - Method 5

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:50:00 AM 3:15:00 PM 7:45:00 AM

Run Finish Time 12:23:00 PM 7:30:00 PM 1:25:00 PM

Net Run Time, minutes 240 240 240

Dry Gas Meter Volume Sampled, dscf 109.583 109.840 121.277 113.567

Moisture Content of Stack Gas, % 10.85 10.76 9.88 10.497

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Average Stack Gas Temperature, °F 299.52 292.29 293.00 294.937

Dry Volumetric Flow Rate, dry scfm 1,385,826.1 1,389,047.0 1,475,781.9 1,416,885.00

0

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,539,064.0 2,518,197.0 2,397,094.1 2,484,785.03

3

Percent Isokinetic of Sampling Rate, % 101.8 101.8 105.8 103.133

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 5 of 13
Gerald Gentleman Station

6/17/2010

Location Unit 1 - OTM - 27/28

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:00:00 AM 2:20:00 PM 7:05:00 AM

Run Finish Time 1:28:00 PM 8:46:45 PM 1:39:00 PM

Net Run Time, minutes 346.25 355.75 362.25

Dry Gas Meter Volume Sampled, dscf 111.539 115.539 115.296 114.125

Moisture Content of Stack Gas, % 10.06 10.29 12.37 10.907

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Average Stack Gas Temperature, °F 296.13 290.92 290.46 292.503

Dry Volumetric Flow Rate, dry scfm 1,433,229.0 1,427,062.3 1,401,235.2 1,420,508.83

3

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,591,231.5 2,568,874.0 2,605,391.2 2,588,498.90

0

Percent Isokinetic of Sampling Rate, % 106.5 107.9 104.9 106.433

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 6 of 13
Gerald Gentleman Station

6/17/2010

Emissions Summary

Location: Unit 1 - Method 29

Compound: Antimony

Average

RunNumber 1 2 3

Mass_mg 0.0018 0.0018 0.0018 0.002

lb/mmBtuO2 4.88E-07 4.87E-07 4.39E-07 0.000

Compound: Arsenic

Average

RunNumber 1 2 3

Mass_mg 0.0018 0.0018 0.0018 0.002

lb/mmBtuO2 4.88E-07 4.87E-07 4.39E-07 0.000

Compound: Beryllium

Average

RunNumber 1 2 3

Mass_mg 0.00045 0.00045 0.00045 0.000

lb/mmBtuO2 1.22E-07 1.22E-07 1.10E-07 0.000

Compound: Cadmium

Average

RunNumber 1 2 3

Mass_mg 0.00051 0.00371 0.00045 0.002

lb/mmBtuO2 1.38E-07 1.00E-06 1.10E-07 0.000

Compound: Chromium

Average

RunNumber 1 2 3

Mass_mg 0.00135 0.00135 0.00135 0.001

lb/mmBtuO2 3.66E-07 3.65E-07 3.29E-07 0.000

Compound: Cobalt

Average

RunNumber 1 2 3

Mass_mg 0.00045 0.00045 0.00045 0.000

lb/mmBtuO2 1.22E-07 1.22E-07 1.10E-07 0.000

Compound: Lead

Average

RunNumber 1 2 3

Mass_mg 0.00212 0.0009 0.00251 0.002

lb/mmBtuO2 5.74E-07 2.43E-07 6.12E-07 0.000

Compound: Manganese

Average

RunNumber 1 2 3

Mass_mg 0.0028 0.0028 0.0028 0.003

lb/mmBtuO2 7.59E-07 7.57E-07 6.82E-07 0.000

Compound: Nickel

Average

Wednesday, February 23, 2011 Page 7 of 13
Gerald Gentleman Station

6/17/2010

RunNumber 1 2 3

Mass_mg 0.0023 0.0023 0.0023 0.002

lb/mmBtuO2 6.23E-07 6.22E-07 5.60E-07 0.000

Compound: Selenium

Average

RunNumber 1 2 3

Mass_mg 0.0045 0.0045 0.0045 0.005

lb/mmBtuO2 1.22E-06 1.22E-06 1.10E-06 0.000

Location: Unit 1 - Method 5

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 2.1 1.3 5.1 2.833

lb/mmBtuO2 5.69E-04 3.51E-04 1.24E-03 0.001

Location: Unit 1 - OTM - 27/28

Compound: Filterable Particulate

Average

RunNumber 1 2 3

Mass_mg 1.5 1.5 15 6.000

lb/mmBtuO2 3.99E-04 3.85E-04 3.84E-03 0.002

Compound: Filterable PM2.5

Average

RunNumber 1 2 3

Mass_mg 1 1 1 1.000

lb/mmBtuO2 2.66E-04 2.57E-04 2.56E-04 0.000

Compound: Inorganic (Aqueous) Condensible Pa

Average

RunNumber 1 2 3

Mass_mg 16.4 17.9 18.3 17.533

lb/mmBtuO2 4.37E-03 4.60E-03 4.69E-03 0.005

Compound: Organic Condensible Particulate

Average

RunNumber 1 2 3

Mass_mg 1 0.8 0.7 0.833

lb/mmBtuO2 2.66E-04 2.06E-04 1.79E-04 0.000

Compound: Total Particulate

Average

RunNumber 1 2 3

Mass_mg 18.9 20.2 20.5 19.867

lb/mmBtuO2 5.03E-03 5.19E-03 5.25E-03 0.005

Compound: Total PM2.5

Average

RunNumber 1 2 3

Mass_mg 18.4 19.7 20 19.367

lb/mmBtuO2 4.90E-03 5.06E-03 5.13E-03 0.005

Wednesday, February 23, 2011 Page 8 of 13
Gerald Gentleman Station

6/17/2010

Process Run Data

Wednesday, February 23, 2011 Page 9 of 13
Gerald Gentleman Station

6/17/2010

Process Run Data

APCD Run Data

Process Lab Run Data

Run Name Value UOM Comments

Target

Value

1 Coal Flow 0.361 1000 Tons/hr 0

1 Gross Megawatt 637 MW 0

2 Coal Flow 0.356 1000 Tons/hr 0

2 Gross Megawatt 637 MW 0

3 Coal Flow 0.352 1000 Tons/hr 0

3 Gross Megawatt 635 MW 0

Run Name Value UOM Comments

Target

Value

1 BAGHOUSE 0 0

Wednesday, February 23, 2011 Page 10 of 13
Gerald Gentleman Station

6/17/2010

Sampling / Stack Data Results Detail

Location Unit 1 - Method 29

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:50:00 AM 3:15:00 PM 7:45:00 AM

Run Finish Time 12:23:00 PM 7:30:00 PM 1:25:00 PM

Net Traversing Points 48 48 48

Net Run Time, minutes 240 240 240

Nozzle Diameter, inches 0.192 0.192 0.192 0.192

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.997 0.997 0.997 0.997

Barometric Pressure, inches of Mercury 26.39 26.39 29.16 27.313

Average Orifice Meter Differential, inches H2O 0.72 0.74 0.72 0.727

Dry Gas Meter Volume Sampled, cubic feet 124.766 127.103 125.839 125.903

Average Dry Gas Meter Temperature, °F 69.70 78.39 73.31 73.800

Dry Gas Meter Volume Sampled, dscf 109.583 109.840 121.277 113.567

Total Moisture Liquid collected, g 283.1 281.5 282.6 282.400

Volume of Water Vapor, standard cubic feet 13.33 13.25 13.30 13.293

Moisture Content of Stack Gas, % 10.85 10.76 9.88 10.497

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.8915 0.8924 0.9012 0.895

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Carbon Monoxide & Nitrogen, % 80.5 80.4 80.5 80.467

Fuel Factor 1.10 1.09 1.10

Dry Molecular Weight, lb/lb-Mole 30.44 30.45 30.42 30.437

Wet Molecular weight, lb/lb-Mole 29.09 29.11 29.19 29.130

Flue Gas Static Pressure, inches of H2O -0.6 -0.6 -0.08 -0.427

Absolute Flue Gas Pressure, inches of Mercury 26.35 26.35 29.15 27.283

Average Stack Gas Temperature, °F 299.52 292.29 293.00 294.937

Average Velocity Head, inches of H2O 0.9087789313

18428

0.903089433

524774

0.906830129

88155

0.906

Average Stack Gas Velocity, feet/second 68.14 67.58 64.33 66.683

Stack Cross-Sectional Area, square feet 621.041 621.041 621.041 621.041

Dry Volumetric Flow Rate, dry scfm 1,385,826.1 1,389,047.0 1,475,781.9 1,416,885.0

00

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,539,064.0 2,518,197.0 2,397,094.1 2,484,785.0

33

Percent Isokinetic of Sampling Rate, % 101.8 101.8 105.8 103.133

Percent Excess Air, % 36.7 36.7 37.5 36.967

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Round Duct Diameter, inches 337.44 337.44 337.44

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 11 of 13
Gerald Gentleman Station

6/17/2010

Location Unit 1 - Method 5

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:50:00 AM 3:15:00 PM 7:45:00 AM

Run Finish Time 12:23:00 PM 7:30:00 PM 1:25:00 PM

Net Traversing Points 48 48 48

Net Run Time, minutes 240 240 240

Nozzle Diameter, inches 0.192 0.192 0.192 0.192

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 0.997 0.997 0.997 0.997

Barometric Pressure, inches of Mercury 26.39 26.39 29.16 27.313

Average Orifice Meter Differential, inches H2O 0.72 0.74 0.72 0.727

Dry Gas Meter Volume Sampled, cubic feet 124.766 127.103 125.839 125.903

Average Dry Gas Meter Temperature, °F 69.70 78.39 73.31 73.800

Dry Gas Meter Volume Sampled, dscf 109.583 109.840 121.277 113.567

Total Moisture Liquid collected, g 283.1 281.5 282.6 282.400

Volume of Water Vapor, standard cubic feet 13.33 13.25 13.30 13.293

Moisture Content of Stack Gas, % 10.85 10.76 9.88 10.497

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.8915 0.8924 0.9012 0.895

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Carbon Monoxide & Nitrogen, % 80.5 80.4 80.5 80.467

Fuel Factor 1.10 1.09 1.10

Dry Molecular Weight, lb/lb-Mole 30.44 30.45 30.42 30.437

Wet Molecular weight, lb/lb-Mole 29.09 29.11 29.19 29.130

Flue Gas Static Pressure, inches of H2O -0.6 -0.6 -0.08 -0.427

Absolute Flue Gas Pressure, inches of Mercury 26.35 26.35 29.15 27.283

Average Stack Gas Temperature, °F 299.52 292.29 293.00 294.937

Average Velocity Head, inches of H2O 0.9087789313

18428

0.903089433

524774

0.906830129

881551

0.906

Average Stack Gas Velocity, feet/second 68.14 67.58 64.33 66.683

Stack Cross-Sectional Area, square feet 621.041 621.041 621.041 621.041

Dry Volumetric Flow Rate, dry scfm 1,385,826.1 1,389,047.0 1,475,781.9 1,416,885.0

00

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,539,064.0 2,518,197.0 2,397,094.1 2,484,785.0

33

Percent Isokinetic of Sampling Rate, % 101.8 101.8 105.8 103.133

Percent Excess Air, % 36.7 36.7 37.5 36.967

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Round Duct Diameter, inches 337.44 337.44 337.44

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 12 of 13
Gerald Gentleman Station

6/17/2010

Location Unit 1 - OTM - 27/28

Average

Run Number 1 2 3

Test Date 3/20/2010 3/20/2010 3/21/2010

Run Start Time 7:00:00 AM 2:20:00 PM 7:05:00 AM

Run Finish Time 1:28:00 PM 8:46:45 PM 1:39:00 PM

Net Traversing Points 24 24 23

Net Run Time, minutes 346.25 355.75 362.25

Nozzle Diameter, inches 0.155 0.155 0.157 0.156

Pitot Tube Coefficient 0.84 0.84 0.84 0.840

Dry Gas Meter Calibration Factor 1.008 1.008 1.008 1.008

Barometric Pressure, inches of Mercury 26.39 26.39 26.16 26.313

Average Orifice Meter Differential, inches H2O 0.30 0.30 0.30 0.300

Dry Gas Meter Volume Sampled, cubic feet 124.930 131.240 131.530 129.233

Average Dry Gas Meter Temperature, °F 66.23 73.67 71.31 70.403

Dry Gas Meter Volume Sampled, dscf 111.539 115.539 115.296 114.125

Total Moisture Liquid collected, g 265 281.6 345.7 297.433

Volume of Water Vapor, standard cubic feet 12.47 13.25 16.27 13.997

Moisture Content of Stack Gas, % 10.06 10.29 12.37 10.907

Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000

Dry Mole Fraction 0.8994 0.8971 0.8763 0.891

Carbon Dioxide, % 13.8 13.9 13.7 13.800

Oxygen, % 5.7 5.7 5.8 5.733

Carbon Monoxide & Nitrogen, % 80.5 80.4 80.5 80.467

Fuel Factor 1.10 1.09 1.10

Dry Molecular Weight, lb/lb-Mole 30.44 30.45 30.42 30.437

Wet Molecular weight, lb/lb-Mole 29.19 29.17 28.88 29.080

Flue Gas Static Pressure, inches of H2O -0.6 -0.6 -0.8 -0.667

Absolute Flue Gas Pressure, inches of Mercury 26.35 26.35 26.10 26.267

Average Stack Gas Temperature, °F 296.13 290.92 290.46 292.503

Average Velocity Head, inches of H2O 0.9538211056

29544

0.943302305

401342

0.952131801

352262

0.950

Average Stack Gas Velocity, feet/second 69.54 68.94 69.92 69.467

Stack Cross-Sectional Area, square feet 621.041 621.041 621.041 621.041

Dry Volumetric Flow Rate, dry scfm 1,433,229.0 1,427,062.3 1,401,235.2 1,420,508.8

33

Actual Wet Volumetric Flue Gas Flow Rate, acfm 2,591,231.5 2,568,874.0 2,605,391.2 2,588,498.9

00

Percent Isokinetic of Sampling Rate, % 106.5 107.9 104.9 106.433

Percent Excess Air, % 36.7 36.7 37.5 36.967

F-Factor, dscfm/MMBtu @ %O2 9794 9794 9685 9,757.667

Round Duct Diameter, inches 337.44 337.44 337.44

Rectangular Duct Width, inches 0 0 0

Rectangular Duct Length, inches 0 0 0

Fw 10640 10640 10640 10,640.000

Fc 1800 1800 1800 1,800.000

Wednesday, February 23, 2011 Page 13 of 13