NOTE: Draft determinations are marked with a " * " beside the RBLC ID.

Required fields are denoted by "+".

Report Date: 05/05/2010            Control Technology Determinations (Freeform)
Facility Information: DAYTON POWER AND LIGHT COMPANY

RBLC ID: OH-0253

+ Corporate/Company Name: DAYTON POWER AND LIGHT COMPANY

+Facility Name: DAYTON POWER AND LIGHT COMPANY Facility County: MONTGOMERY Facility State: OH Facility ZIP Code: 45342 Facility Country: USA Facility Contact Name: ROBERT KELLER Facility Contact Phone: Facility Contact Email: EPA Region: 5 Agency Code: OH001 Agency Name: OHIO ENVIRONMENTAL PROTECTION AGENCY Agency Contact: MS. CHERYL SUTTMAN Agency Phone: (614)644-3617 Agency Email: CHERYL.SUTTMAN@EPA.STATE.OH.US Other Agency Contact Info: CHERYL E. SUTTMAN 122 S. FRONT ST. COLUMBUS, OH 43215 614-644-3617

+Permit Number: 08-04380

+ SIC Code: 4911 NAICS Code: 221112 Facility Registry System Number: 110000394145 Application Accepted Received Date: 01/01/1997 EST Permit Issuance Date: 06/04/2002 ACT Date determination entered in RBLC: 04/09/2003 Date determination last updated: 06/16/2003 Permit Type: Both B: (Add new process to existing facility) &C: (Modify process at existing facility) Permit URL: Facility Description: 3 NATURAL GAS SIMPLE CYCLE TURBINES, WITH FUEL OIL BACKUP; THREE 600,000 GALLON FUEL OIL TANKS Permit Notes: 3 Natural Gas simple cycle turbines, with fuel oil backup. This is a Previous PagePermit Notes: 3 Natural Gas simple cycle turbines, with fuel oil backup. This is a modification. At the time of modification the 3rd unit was not completely installed so DLN was added as additional control for the last unit. Dates are for last modification; orignal permit was PTI #08-02507

Affected Boundaries: DAYTON POWER AND LIGHT COMPANY

Facility-wide Emissions: DAYTON POWER AND LIGHT COMPANY

+Pollutant Name: Carbon Monoxide Facility-wide Emissions Increase: 160.8000 (Tons/Year)

+Pollutant Name: Nitrogen Oxides (NOx) Facility-wide Emissions Increase: 374.0000 (Tons/Year)

+Pollutant Name: Particulate Matter (PM) Facility-wide Emissions Increase: 46.5000 (Tons/Year)

+Pollutant Name: Sulfur Oxides (SOx) Facility-wide Emissions Increase: 37.2000 (Tons/Year)

+Pollutant Name: Volatile Organic Compounds (VOC) Facility-wide Emissions Increase: 47.4000 (Tons/Year)

Process Information: DAYTON POWER AND LIGHT COMPANY

+Process Name: COMBUSTION TURBINES (2), SIMPLE CYCLE

+Process Type: 15.110 Primary Fuel: NATURAL GAS Throughput: 1115.00 Throughput Unit: MMBTU/H Process Notes: (2) 80 MW Turbines with water injection.

Pollutant Information: DAYTON POWER AND LIGHT COMPANY - COMBUSTION TURBINES (2), SIMPLE CYCLE

+Pollutant Name Visible Emissions (VE) Pollutant Group(s):

+ CAS Number: VE Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000Emission Limit 1 Unit: % OPACITY Emission Limit 1 Avg. Time/Condition: as a six minute average Emission Limit 2: 0 Emission Limit 2 Unit: Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 10.0000 Standard Emission Limit Unit: % OPACITY Standard Limit Avg. Time/Condition: as a six minute average

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits for each turbine.

+Pollutant Name Carbon Monoxide Pollutant Group(s): ( InOrganic Compounds )

+ CAS Number: 630-08-0 Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 1700.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: 30 day average Emission Limit 2: 160.8000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Rolling 365 day average Standard Emission Limit: 618.0000Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition: calculated

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Lb/h limits are for each turbine, t/yr limit is for all 3 turbines, combined. The standardized limit is calculated using the CO lb/h limit, and NOx limits. A ppm limit for CO is not included in the permit.

+Pollutant Name Particulate matter, filterable < 10 μ (FPM10) Pollutant Group(s): ( Particulate Matter (PM) )

+ CAS Number: PM Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 8.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 0.0072 Emission Limit 2 Unit: LB/MMBTU Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other thenDid factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits are for each turbine. Annual limit 15.5 T/YR. T/YR limit is for all 3 turbines, combined.

+Pollutant Name Sulfur Dioxide (SO2) Pollutant Group(s): ( InOrganic Compounds , Oxides of Sulfur (SOx) )

+ CAS Number: 7446-09-5 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: LOW S FUEL Emission Limit 1: 0.0006 Emission Limit 1 Unit: LB/MMBTU Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 30.8600 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: Incremental Cost Effectiveness:Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all turbines combined.

+Pollutant Name Volatile Organic Compounds (VOC) Pollutant Group(s): ( Volatile Organic Compounds (VOC) )

+ CAS Number: VOC Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 15.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all 3 turbines, combined.

+Pollutant Name Nitrogen Oxides (NOx) Pollutant Group(s): ( InOrganic Compounds , Oxides of Nitrogen (NOx) , Particulate Matter (PM) )+ CAS Number: 10102 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: WATER INJECTION Emission Limit 1: 113.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 132.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 25.0000 Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Yes Cost Effectiveness: 8,122 ($/ton) Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: 1993 Pollutants/Compliance Notes: Limits are for two turbines, B001 and B002. Cost analysis is for 1 system. T/YR limit is for all 3 turbines, combined.

Process Information: DAYTON POWER AND LIGHT COMPANY

+Process Name: COMBUSTION TURBINES (2), SIMPLE CYCLE

+Process Type: 15.190 Primary Fuel: FUEL OIL Throughput: 1115.00 Throughput Unit: MMBTU/H Process Notes: (2) 80 MW combustion turbines with water injection. Fuel oil used as backup.Pollutant Information: DAYTON POWER AND LIGHT COMPANY - COMBUSTION TURBINES (2), SIMPLE CYCLE

+Pollutant Name Nitrogen Oxides (NOx) Pollutant Group(s): ( InOrganic Compounds , Oxides of Nitrogen (NOx) , Particulate Matter (PM) )

+ CAS Number: 10102 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: WATER INJECTION Emission Limit 1: 195.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 132.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Rolling 365 day average Standard Emission Limit: 42.0000 Standard Emission Limit Unit: PPM @ 15 % O2 Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: 8,122 ($/ton) Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: 1993 Pollutants/Compliance Notes: Limits for each turbine. Cost analysis for one system. T/YR limit is for all three turbines, combined.

+Pollutant Name Particulate matter, filterable < 10 μ (FPM10) Pollutant Group(s): ( Particulate Matter (PM) )

+ CAS Number: PM Test Method: Unspecified+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 15.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 0.0130 Emission Limit 2 Unit: LB/MMBTU Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits for each turbine. Annual limit 15.5 T/YR. T/YR limit is for all three turbines, combined.

+Pollutant Name Sulfur Dioxide (SO2) Pollutant Group(s): ( InOrganic Compounds , Oxides of Sulfur (SOx) )

+ CAS Number: 7446-09-5 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: LOW S FUEL Emission Limit 1: 0.0550 Emission Limit 1 Unit: LB/MMBTU Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 30.8600 Emission Limit 2 Unit: T/YREmission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit for all turbines combined.

+Pollutant Name Volatile Organic Compounds (VOC) Pollutant Group(s): ( Volatile Organic Compounds (VOC) )

+ CAS Number: VOC Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 15.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSDOther Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits for each turbine. T/YR limit is for all three turbines, combined.

+Pollutant Name Visible Emissions (VE) Pollutant Group(s):

+ CAS Number: VE Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: % OPACITY Emission Limit 1 Avg. Time/Condition: as a six minute average Emission Limit 2: 0 Emission Limit 2 Unit: Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 10.0000 Standard Emission Limit Unit: % OPACITY Standard Limit Avg. Time/Condition: as a six minute average

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness:Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits for each turbine.

+Pollutant Name Carbon Monoxide Pollutant Group(s): ( InOrganic Compounds )

+ CAS Number: 630-08-0 Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 350.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: 30 day avg Emission Limit 2: 160.8000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: 365 day rolling avg Standard Emission Limit: 123.0000 Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition: calculated

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Lb/h limits are for each turbine, t/yr limit is for all 3 turbines, combined. The standardized limit is calculated using the CO lb/h limit, and NOx limits. A ppm limit for CO is not included in the permit.Process Information: DAYTON POWER AND LIGHT COMPANY

+Process Name: COMBUSTION TURBINE (1), SIMPLE CYCLE

+Process Type: 15.110 Primary Fuel: NATURAL GAS Throughput: 1115.00 Throughput Unit: MMBTU/H Process Notes: (1) 80 MW COMBUSTION TURBINE WITH WATER INJECTION AND DRY LOW NOX COMBUSTORS (DLN).

Pollutant Information: DAYTON POWER AND LIGHT COMPANY - COMBUSTION TURBINE (1), SIMPLE CYCLE

+Pollutant Name Volatile Organic Compounds (VOC) Pollutant Group(s): ( Volatile Organic Compounds (VOC) )

+ CAS Number: VOC Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 15.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: NoDollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Limits for one turbine. T/YR limit is for all three turbines, combined.

+Pollutant Name Visible Emissions (VE) Pollutant Group(s):

+ CAS Number: VE Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: % OPACITY Emission Limit 1 Avg. Time/Condition: as a six minute averge Emission Limit 2: 0 Emission Limit 2 Unit: Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 10.0000 Standard Emission Limit Unit: % OPACITY Standard Limit Avg. Time/Condition: as a six minute average

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes:

+Pollutant Name Sulfur Dioxide (SO2) Pollutant Group(s): ( InOrganic Compounds , Oxides of Sulfur (SOx) )

+ CAS Number: 7446-09-5 Test Method: Unspecified+ Control Method Code: P

+ Control Method Description: LOW SULFUR FUEL Emission Limit 1: 0.0006 Emission Limit 1 Unit: LB/MMBTU Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 30.8600 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all turbines combined.

+Pollutant Name Particulate matter, filterable < 10 μ (FPM10) Pollutant Group(s): ( Particulate Matter (PM) )

+ CAS Number: PM Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 8.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 0.0072 Emission Limit 2 Unit: LB/MMBTUEmission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: TURBINE'S ANNUAL LIMIT 15.5 T/YR. T/YR limit is for all three turbines, combined.

+Pollutant Name Nitrogen Oxides (NOx) Pollutant Group(s): ( InOrganic Compounds , Oxides of Nitrogen (NOx) , Particulate Matter (PM) )

+ CAS Number: 10102 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: WATER INJECTION AND DRY LOW NOX COMBUSTORS Emission Limit 1: 62.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: each Emission Limit 2: 110.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: each - 365 day rolling avg Standard Emission Limit: 15.0000 Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition:+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all three turbines, combined.

+Pollutant Name Carbon Monoxide Pollutant Group(s): ( InOrganic Compounds )

+ CAS Number: 630-08-0 Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 301.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 160.8000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: 365 day rolling avg - facility limit Standard Emission Limit: 120.0000 Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition: calculated

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: UnknownCost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Lb/h limits are for each turbine, t/yr limit is for all 3 turbines, combined. The standardized limit is calculated using the CO lb/h limit, and NOx limits. A ppm limit for CO is not included in the permit.

Process Information: DAYTON POWER AND LIGHT COMPANY

+Process Name: COMBUSTION TURBINE (1), SIMPLE CYCLE

+Process Type: 15.190 Primary Fuel: FUEL OIL Throughput: 1115.00 Throughput Unit: MMBTU/H Process Notes: (1) 80 MW COMBUSTION TURBINE, FUEL OIL USED AS BACKUP FUEL.

Pollutant Information: DAYTON POWER AND LIGHT COMPANY - COMBUSTION TURBINE (1), SIMPLE CYCLE

+Pollutant Name Particulate matter, filterable < 10 μ (FPM10) Pollutant Group(s): ( Particulate Matter (PM) )

+ CAS Number: PM Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 15.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 0.0130 Emission Limit 2 Unit: LB/MMBTU Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements:Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Annual Limit 15.5 T/YR. T/YR limit is for all three turbines, combined.

+Pollutant Name Visible Emissions (VE) Pollutant Group(s):

+ CAS Number: VE Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: % OPACITY Emission Limit 1 Avg. Time/Condition: as a six minute average Emission Limit 2: 0 Emission Limit 2 Unit: Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 10.0000 Standard Emission Limit Unit: % OPACITY Standard Limit Avg. Time/Condition: as a six minute average

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness:Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes:

+Pollutant Name Carbon Monoxide Pollutant Group(s): ( InOrganic Compounds )

+ CAS Number: 630-08-0 Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 800.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 160.8000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: 365 DAY ROLLING AVERAGE Standard Emission Limit: 283.0000 Standard Emission Limit Unit: PPM @ 15% O2 Standard Limit Avg. Time/Condition: calculated

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: Lb/h limits are for each turbine, t/yr limit is for all 3 turbines, combined. The standardized limit is calculated using the CO lb/h limit, and NOx limits. A ppm limit for CO is not included in the permit.

+Pollutant Name Sulfur Dioxide (SO2) Pollutant Group(s): ( InOrganic Compounds , Oxides of Sulfur (SOx) )+ CAS Number: 7446-09-5 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: LOW SULFUR FUEL Emission Limit 1: 0.0550 Emission Limit 1 Unit: LB/MMBTU Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 30.8600 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit for all turbines.

+Pollutant Name Volatile Organic Compounds (VOC) Pollutant Group(s): ( Volatile Organic Compounds (VOC) )

+ CAS Number: VOC Test Method: Unspecified

+ Control Method Code: N

+ Control Method Description: Emission Limit 1: 10.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition:Emission Limit 2: 15.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: Standard Emission Limit: 0 Standard Emission Limit Unit: Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all three turbines, combined.

+Pollutant Name Nitrogen Oxides (NOx) Pollutant Group(s): ( InOrganic Compounds , Oxides of Nitrogen (NOx) , Particulate Matter (PM) )

+ CAS Number: 10102 Test Method: Unspecified

+ Control Method Code: P

+ Control Method Description: WATER INJECTION AND DRY LOW NOX BURNERS Emission Limit 1: 195.0000 Emission Limit 1 Unit: LB/H Emission Limit 1 Avg. Time/Condition: Emission Limit 2: 110.0000 Emission Limit 2 Unit: T/YR Emission Limit 2 Avg. Time/Condition: 365 DAY ROLLING AVERAGE Standard Emission Limit: 42.0000 Standard Emission Limit Unit: PPM @ 15% O2Standard Limit Avg. Time/Condition:

+ Case-by-Case Basis: BACT-PSD Other Applicable Requirements: Did factors, other then air pollution technology considerations influence the BACT decisions?:

+Percent Efficiency: Compliance Verified: Unknown Cost Effectiveness: Incremental Cost Effectiveness: Cost Verified (Y/N)?: No Dollar Year Used In Cost Estimates: Pollutants/Compliance Notes: T/YR limit is for all three turbines, combined.

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