### Name: Donald Pauken

Title: Manager Environmental Affairs Company: Muscatine Power and Water Sign Date: 9/13/2010 Name: Tim Titus Title: President Company: Comprehehsive Emission Services, I Sign Date: 9/13/2010 Permitted Facility Representative / Date Testing Company Representative / Date 

## Muscatine Power and Water Unit 8 ICR Test

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.

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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Facility Information: Muscatine Power and Water Unit 8 3205 Cedar St.

Muscatine IA 52761 Contact: Donald Pauken Phone: 563/262-3394 Fax: 563/262-3315 Email: dpauken@mpw.org Testing Company: Comprrehensive Emission Services, Inc. PO Box 910

Waukee IA 50263 Contact:Tim Titus Phone: 515/987-0200 Fax: 515/987-6604 Email: tim@testces.com

Air Permit Number: 98-TV-021R2 Permitted Source ID/Name: Unit 8 Cyclone Boiler EP80 Permitted Maximum Process Rate: 890 million Btu/hr. Max. Normal Operation Process Rate: 446 million Btu/hr. Target Process Test Rate 890 million Btu/hr.

Description of the source (including control equipment). Please see the attachments for source or process flow diagram: Unit 8 is a cyclone fired electric generating unit with a nameplate rating of 75 Mwe. The unit burns subbituminous coal. Control equipment consists of a cold side electrostaic precipitator (ESP) for particulate control and an overfire air system for NOx reduction. Industry/SCC/NAIS 221112

Sampling Location Information:

Test Parameter Information: AFS #: 1913900055 FRS #: 110000415827

SCC / Description 10100223 External Combustion Boilers - Electric Generation - Bituminous/Subbituminous Coal - Cyclone Furnace (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 114.96 575 230 2 0 12 0 0

Target Parameter Test Method Number of

Test Runs Test Run

Duration Sample

Points Comments Location Total PM2.5 OTM - 27/28 3 240 0 Stack exit Inorganic (Aqueous)

Condensible Part. OTM - 27/28 3 240 0 Stack exit

Filterable PM2.5 OTM - 27/28 3 240 0 Stack exit Selenium Method 29 3 240 0 Stack exit Nickel Method 29 3 240 0 Stack exit Mercury Method 29 3 240 0 Stack exit Manganese Method 29 3 240 0 Stack exit 

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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010

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. N/A Lead Method 29 3 240 0 Stack exit Cobalt 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 Antimony Method 29 3 240 0 Stack exit



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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Sampling / Stack Data Results Summary


### Location Stack exit - Method 29 Average Run Number 1 2 3 Test Date 7/13/2010 7/13/2010 7/14/2010 Run Start Time 8:26:00 AM 1:23:00 PM 8:03:00 AM Run Finish Time 12:39:00 PM 5:30:00 PM 12:12:00 PM Net Run Time, minutes 240 240 240 Dry Gas Meter Volume Sampled, dscf 164.111 164.311 162.784 163.735 Moisture Content of Stack Gas, % 14.16 14.83 15.12 14.703 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Carbon Dioxide, % 13.93 14 14.45 14.127 Oxygen, % 5.07 4.97 4.93 4.990 Average Stack Gas Temperature, °F 361.88 368.83 365.75 365.487 Dry Volumetric Flow Rate, dry scfm 193,972.1 193,059.3 193,586.1 193,539.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 353,989.8 358,098.4 358,963.4 357,017.200 Percent Isokinetic of Sampling Rate, % 100.8 101.4 100.2 100.800 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



### 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, % 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



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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010

Wednesday, February 23, 2011 Page 5 of 12

### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Emissions Summary


### Location: Stack exit - Method 29 Compound: Antimony Average RunNumber 1 2 3 Mass_mg 0.00543 0.00407 0.0046 0.005 Elb/hr 8.49E-04 6.33E-04 7.24E-04 0.001 lb/mmBtuCO2 9.43E-07 7.02E-07 7.76E-07 0.000 

### Compound: Arsenic Average RunNumber 1 2 3 Mass_mg 0.00584 0.00268 0.00579 0.005 Elb/hr 9.13E-04 4.17E-04 9.11E-04 0.001 lb/mmBtuCO2 1.01E-06 4.62E-07 9.77E-07 0.000 

### Compound: Beryllium Average RunNumber 1 2 3 Mass_mg 0.00012 0.00011 0.00012 0.000 Elb/hr 1.88E-05 1.71E-05 1.89E-05 0.000 lb/mmBtuCO2 2.08E-08 1.90E-08 2.02E-08 0.000 

### Compound: Cadmium Average RunNumber 1 2 3 Mass_mg 0.00067 0.00019 0.00072 0.001 Elb/hr 1.05E-04 2.95E-05 1.13E-04 0.000 lb/mmBtuCO2 1.16E-07 3.28E-08 1.21E-07 0.000 

### Compound: Chromium Average RunNumber 1 2 3 Mass_mg 0.00732 0.00624 0.00435 0.006 Elb/hr 1.14E-03 9.70E-04 6.84E-04 0.001 lb/mmBtuCO2 1.27E-06 1.08E-06 7.34E-07 0.000 

### Compound: Cobalt Average RunNumber 1 2 3 Mass_mg 0.00437 0.00178 0.00171 0.003 Elb/hr 6.83E-04 2.77E-04 2.69E-04 0.000 lb/mmBtuCO2 7.59E-07 3.07E-07 2.88E-07 0.000 

### Compound: Lead Average RunNumber 1 2 3 Mass_mg 0.00419 0.01017 0.00245 0.006 Elb/hr 6.55E-04 1.58E-03 3.85E-04 0.001 lb/mmBtuCO2 7.27E-07 1.75E-06 4.13E-07 0.000



### Wednesday, February 23, 2011 Page 6 of 12

### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Compound: Manganese Average RunNumber 1 2 3 Mass_mg 0.26693 0.02388 0.05766 0.116 Elb/hr 4.17E-02 3.71E-03 9.07E-03 0.018 lb/mmBtuCO2 4.63E-05 4.12E-06 9.73E-06 0.000 

### Compound: Mercury Average RunNumber 1 2 3 Mass_mg 0.020085 0.0216323 0.020731 0.021 Elb/hr 3.14E-03 3.36E-03 3.26E-03 0.003 lb/mmBtuCO2 3.49E-06 3.73E-06 3.50E-06 0.000 

### Compound: Nickel Average RunNumber 1 2 3 Mass_mg 0.00874 0.00678 0.00614 0.007 Elb/hr 1.37E-03 1.05E-03 9.66E-04 0.001 lb/mmBtuCO2 1.52E-06 1.17E-06 1.04E-06 0.000 

### Compound: Selenium Average RunNumber 1 2 3 Mass_mg 0.03745 0.0188 0.02346 0.027 Elb/hr 5.86E-03 2.92E-03 3.69E-03 0.004 lb/mmBtuCO2 6.50E-06 3.24E-06 3.96E-06 0.000


### Location: Stack exit - OTM - 27/28 Compound: Filterable PM2.5 Average RunNumber 1 2 4 Mass_mg 4.5 9.6 9.3 7.800 Elb/hr 1.54E+00 3.21E+00 3.20E+00 2.650 gr/dscf 8.83E-04 1.87E-03 1.86E-03 0.002 lb/mmBtuCO2 1.63E-03 3.43E-03 3.36E-03 0.003 

### Compound: Inorganic (Aqueous) Condensible Pa Average RunNumber 1 2 4 Mass_mg 116.7 41.9 46.9 68.500 Elb/hr 3.99E+01 1.40E+01 1.61E+01 23.333 gr/dscf 2.29E-02 8.15E-03 9.40E-03 0.013 lb/mmBtuCO2 4.23E-02 1.50E-02 1.70E-02 0.025 

### Compound: Total PM2.5 Average RunNumber 1 2 4 Mass_mg 121.2 51.5 56.3 76.333 Elb/hr 4.14E+01 1.72E+01 1.93E+01 25.967 gr/dscf 2.38E-02 1.00E-02 1.13E-02 0.015 lb/mmBtuCO2 4.39E-02 1.84E-02 2.04E-02 0.028



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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010
Process Run Data



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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Process Run Data

APCD Run Data

Process Lab Run Data 

### Run Name Value UOM Comments Target Value 1 Megawatts (Gross)/Hr. 74 MWG/Hr. 74 

### 2 Megawatts (Gross)/Hr. 74 MWG/Hr. 74 3 Megawatts (Gross)/Hr. 75 MWG/Hr. 74 4 Megawatts (Gross)/Hr. 75 MWG/Hr. 74 

### 1 Heat Input 0 Million Btus/million BTU using CO2 0

Run Name Value UOM Comments Target Value 1 OVERFIRE AIR 0.836 lb./Mbtu 0.86 2 OVERFIRE AIR 0.83 lb./Mbtu 0.86 

### 3 OVERFIRE AIR 0.791 lb./Mbtu 0.86 4 OVERFIRE AIR 0.756 lb./Mbtu 0.86 1 ELECTROSTATIC PRECIPITATOR 0.0398 lb/MMBtu 0.3 

### 2 ELECTROSTATIC PRECIPITATOR 0.0168 lb/MMBtu 0.3 3 ELECTROSTATIC PRECIPITATOR 0.0185 lb/MMBtu 0.3 

### 4 ELECTROSTATIC PRECIPITATOR 0.0185 lb/MMBtu 0.3

Run Name Value UOM Comments 

### 1 Antimony 9E-07 lb/MMBtu 2 Antimony 7E-07 lb/MMBtu 3 Antimony 7E-07 lb/MMBtu 

### 4 Antimony lb/MMBtu 1 Arsenic 1E-06 lb/MMBtu 2 Arsenic 4E-07 lb/MMBtu 

### 3 Arsenic 9E-07 lb/MMBtu 4 Arsenic lb/MMBtu 1 Beryllium 2E-08 lb/MMBtu 2 Beryllium 2E-08 lb/MMBtu 

### 3 Beryllium 2E-08 lb/MMBtu 4 Beryllium lb/MMBtu 1 Cadmium 1E-07 lb/MMBtu 

### 2 Cadmium 3E-08 lb/MMBtu 3 Cadmium 1E-07 lb/MMBtu 4 Cadmium lb/MMBtu 1 Chromium 1E-06 lb/MMBtu


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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 2 Chromium 1E-06 lb/MMBtu 

### 3 Chromium 7E-07 lb/MMBtu 4 Chromium lb/MMBtu 1 Cobalt 7E-07 lb/MMBtu 2 Cobalt 3E-07 lb/MMBtu 

### 3 Cobalt 3E-07 lb/MMBtu 4 Cobalt lb/MMBtu 1 Lead 7E-07 lb/MMBtu 

### 2 Lead 2E-06 lb/MMBtu 3 Lead 4E-07 lb/MMBtu 4 Lead lb/MMBtu 1 Manganese 4E-05 lb/MMBtu 

### 2 Manganese 4E-06 lb/MMBtu 3 Manganese 9E-06 lb/MMBtu 4 Manganese lb/MMBtu 

### 1 Mercury 3E-06 lb/MMBtu 2 Mercury 4E-06 lb/MMBtu 3 Mercury 3E-06 lb/MMBtu 4 Mercury lb/MMBtu 

### 1 Nickel 1E-06 lb/MMBtu 2 Nickel 1E-06 lb/MMBtu 3 Nickel 1E-06 lb/MMBtu 

### 4 Nickel lb/MMBtu 1 Selenium 6E-06 lb/MMBtu 2 Selenium 3E-06 lb/MMBtu 3 Selenium 4E-06 lb/MMBtu 

### 4 Selenium lb/MMBtu 1 PM2.5 0.04 lb/MMBtu 2 PM2.5 0.017 lb/MMBtu 

### 3 PM2.5 0.019 lb/MMBtu 4 PM2.5 0.019 lb/MMBtu

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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 Sampling / Stack Data Results Detail


### Location Stack exit - Method 29 Average Run Number 1 2 3 Test Date 7/13/2010 7/13/2010 7/14/2010 Run Start Time 8:26:00 AM 1:23:00 PM 8:03:00 AM Run Finish Time 12:39:00 PM 5:30:00 PM 12:12:00 PM Net Traversing Points 24 24 24 Net Run Time, minutes 240 240 240 Nozzle Diameter, inches 0.215 0.215 0.215 0.215 Pitot Tube Coefficient 0.84 0.84 0.84 0.840 Dry Gas Meter Calibration Factor 0.991 0.991 0.991 0.991 Barometric Pressure, inches of Mercury 29.69 29.69 29.69 29.690 Average Orifice Meter Differential, inches H2O 1.83 1.85 1.87 1.850 Dry Gas Meter Volume Sampled, cubic feet 174.410 175.042 172.598 174.017 Average Dry Gas Meter Temperature, °F 94.31 95.67 93.08 94.353 Dry Gas Meter Volume Sampled, dscf 164.111 164.311 162.784 163.735 Total Moisture Liquid collected, g 575 608 616 599.667 Volume of Water Vapor, standard cubic feet 27.07 28.62 29.00 28.230 Moisture Content of Stack Gas, % 14.16 14.83 15.12 14.703 Moisture Saturation at Stack Gas Temperature, % 100.00 100.00 100.00 100.000 Dry Mole Fraction 0.8584 0.8517 0.8488 0.853 Carbon Dioxide, % 13.93 14 14.45 14.127 Oxygen, % 5.07 4.97 4.93 4.990 Carbon Monoxide & Nitrogen, % 81 81.03 80.62 80.883 Fuel Factor 1.14 1.14 1.11 Dry Molecular Weight, lb/lb-Mole 30.43 30.44 30.51 30.460 Wet Molecular weight, lb/lb-Mole 28.67 28.60 28.62 28.630 Flue Gas Static Pressure, inches of H2O 0.51 0.51 0.51 0.510 Absolute Flue Gas Pressure, inches of Mercury 29.73 29.73 29.73 29.730 Average Stack Gas Temperature, °F 361.88 368.83 365.75 365.487 Average Velocity Head, inches of H2O 1.3472573549 3078 1.363699007

65272 1.376449923

30445 1.362
Average Stack Gas Velocity, feet/second 81.85 82.80 83.00 82.550 Stack Cross-Sectional Area, square feet 72.081 72.081 72.081 72.081 Dry Volumetric Flow Rate, dry scfm 193,972.1 193,059.3 193,586.1 193,539.167 Actual Wet Volumetric Flue Gas Flow Rate, acfm 353,989.8 358,098.4 358,963.4357,017.200 Percent Isokinetic of Sampling Rate, % 100.8 101.4 100.2 100.800 Percent Excess Air, % 31.1 30.3 30.1 30.500 F-Factor, dscfm/MMBtu @ %O2 9780 9780 9780 9,780.000 Round Duct Diameter, inches 114.96 114.96 114.96 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



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### Muscatine Power and Water Unit 8 ICR Test
9/13/2010 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 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



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