## Entergy White Bluff Units 1 and 2

**LNB-SOFA Capital and O&M Cost Estim ate**  **Summary of EPA's revisions to Entergy's LNB-SOFA cost estim ate:**  Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates **Operational Data Unit 1**  Maximum HI (MMBtu/hr) 8950 Annual Operating Hours, 2001-2003 7361 **Capital Costs Unit 1**  Installed Capital Cost $10,461,206 Installed Capital Cost estimate provided by S&L

### 1 $7,804,000 Permitting and Legal/Regulatory Support $112,500 Entergy employee labor and loaders $1,589,033 Capital Suspense $955,673

Capital Recovery Factor (CRF) (2012 Dollars) CRF= [I x (1+i)^a]/ [(1+i)^a-1], where I=interest rate, a=equipment life, 30-yr life, 7% interest 0.080586403 **Annual Costs** Fixed O&M Costs 

### 1 $142,000 Variable O&M Costs $177,887 Annualized Capital Cost $843,031 **Total Annual Costs** $1,162,918 Anuual Emissions Reductions (NOx tpy) 3,104 **Average Cost-effectiveness of Controls ($/ton rem oved)**  $375

1: The estimates for the Installed Capital Cost and Fixed O&M Cost for LNB/SOFA were provided by Sargent & Lundy in the "NOx Control Technology Cost and Performance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates EPA Revised Cost Estimates **Explanation of EPA's Cost Estim ate Revisions**  **Unit 2 Unit 1**  **Unit 2** 8950 8950 8950 7401 7361 7401
**Unit 2 Unit 1**  **Unit 2** $14,488,206 $9,505,533 $13,532,533 

### Installed Capital Cost revised to reflect revision to the Capital Suspense line item $11,831,000 $7,804,000 $11,831,000 $112,500 $112,500 $112,500 $1,589,033 $1,589,033 $1,589,033 $955,673 $0 $0 

### Capital Suspense is a disallowed line item**(???)**

0.080586403 0.080586403 0.080586403 $142,000 $142,000 $142,000 $170,838 $177,887 $170,838 $1,167,552 $766,017 $1,090,538 

### Annualized Capital Cost revised to reflect revision to the Installed Capital Cost $1,480,390 $1,085,904 $1,403,376 

### Total Annual Costs revised to reflect revision to Annualized Capital Cost 4,125 3,104 4,125 $359 $350 $340

1: The estimates for the Installed Capital Cost and Fixed O&M Cost for LNB/SOFA were provided by Sargent & Lundy in the "NOx Control Technology Cost and Performance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Explanation of EPA's Cost Estim **ate Revisions**

**Installed Capital Cost revised to reflect revision to the Capital Suspense line item**

**Capital Suspense is a disallowed line item (???)** 

**Annualized Capital Cost revised to reflect revision to the Installed Capital Cost Total Annual Costs revised to reflect revision to Annualized Capital Cost** 

## Entergy White Bluff Units 1 and 2

**LNB-SOFA + SNCR Capital and O&M Cost Estim ate**  **Summary of EPA's revisions to Entergy's LNB-SOFA + SNCR cost estim ate:**  Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates **Operational Data Unit 1**  Maximum HI (MMBtu/hr) 8950 Annual Operating Hours, 2001-2003 7361 **Capital Costs Unit 1**  Installed Capital Cost $21,371,325 Installed Capital Cost estimate provided by S&L

### 1 $16,290,000 Permitting and Legal/Regulatory Support $112,500 Entergy employee labor and loaders $3,223,396 Capital Suspense $1,754,429

Capital Recovery Factor (CRF) (2012 Dollars) CRF= [I x (1+i)^a]/ [(1+i)^a-1], where I=interest rate, a=equipment life, 30-yr life, 7% interest 0.080586403 **Annual Costs** Fixed O&M Costs 

### 1 $311,000 Variable O&M Costs

### 1 $4,538,000 Annualized Capital Cost $1,722,238 **Total Annual Costs** $6,571,238 Anuual Emissions Reductions (NOx tpy) 3,657 **Average Cost-effectiveness of Controls ($/ton rem oved)**  $1,797

1: The estimates for the Installed Capital Cost, Fixed O&M Cost, and Variable O&M Cost for LNB/SOFA + SNCR were provided by Sargent & Lundy in the "NOx Control Technology Cost and Perfomance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates EPA Revised Cost Estimates **Explanation of EPA's Cost Estim ate Revisions**  **Unit 2 Unit 1**  **Unit 2** 8950 8950 8950 7401 7361 7401
**Unit 2 Unit 1**  **Unit 2** $25,398,325 $19,625,896 $23,652,896 

### Installed Capital Cost revised to reflect revision to the Capital Suspense line item $20,317,000 $16,290,000 $20,317,000 $112,500 $112,500 $112,500 $3,223,396 $3,223,396 $3,223,396 $1,754,429 $0 $0 

### Capital Suspense is disallowed line item**(???)**

0.080586403 0.080586403 0.080586403 $311,000 $311,000 $311,000 $4,542,000 $4,538,000 $4,542,000 $2,046,760 $1,581,580 $1,906,102 

### Annualized Capital Cost revised to reflect revision to the Installed Capital Cost $6,899,760 $6,430,580 $6,759,102 

### Total Annual Costs revised to reflect revision to Annualized Capital Cost 4,666 3,657 4,666 $1,479 $1,758 $1,449

1: The estimates for the Installed Capital Cost, Fixed O&M Cost, and Variable O&M Cost for LNB/SOFA + SNCR were provided by Sargent & Lundy in the "NOx Control Technology Cost and Perfomance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Explanation of EPA's Cost Estim **ate Revisions**

**Installed Capital Cost revised to reflect revision to the Capital Suspense line item**

**Capital Suspense is disallowed line item (???)** 

**Annualized Capital Cost revised to reflect revision to the Installed Capital Cost Total Annual Costs revised to reflect revision to Annualized Capital Cost** 

## Entergy White Bluff Units 1 and 2

**LNB-SOFA + SCR Capital and O&M Cost Estim ate**  **Summary of EPA's revisions to Entergy's LNB-SOFA + SCR cost estim ate:**  Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates **Operational Data Unit 1**  Maximum HI (MMBtu/hr) 8950 Annual Operating Hours, 2001-2003 7361 **Capital Costs Unit 1**  Installed Capital Cost $230,329,138 Installed Capital Cost estimate provided by S&L

### 1 $202,601,000 Permitting and Legal/Regulatory Support $450,000 Entergy employee labor and loaders $6,725,610 Capital Suspense $20,552,528

Capital Recovery Factor (CRF) (2012 Dollars) CRF= [I x (1+i)^a]/ [(1+i)^a-1], where I=interest rate, a=equipment life, 30-yr life, 7% interest 0.080586403 **Annual Costs** Fixed O&M Costs 

### 1 $608,000 Variable O&M Costs

### 1 $2,836,000 Annualized Capital Cost $18,561,397 **Total Annual Costs** $22,005,397 Anuual Emissions Reductions (NOx tpy) 5,729 **Average Cost-effectiveness of Controls ($/ton rem oved)**  $3,841

1: The estimates for the Installed Capital Cost, Fixed O&M Cost, and Variable O&M Cost for LNB/SOFA + SCR were provided by Sargent & Lundy in the "NOx Control Technology Cost and Perfomance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Entergy's estimate includes capital suspense. We have adjusted this line item to "0." Entergy's Cost Estimates EPA Revised Cost Estimates **Explanation of EPA Cost Estim ate Revisions**  **Unit 2 Unit 1**  **Unit 2** 8950 8950 8950 7401 7361 7401
**Unit 2 Unit 1**  **Unit 2** $206,747,898 $209,776,610 $185,415,610 

### Installed Capital Cost revised to reflect revision to the Capital Suspense line item $178,240,000 $202,601,000 $178,240,000 $450,000 $450,000 $450,000 $6,725,610 $6,725,610 $6,725,610 $21,332,288 $0 $0 

### Capital Suspense is disallowed line item**(???)**

0.080586403 0.080586403 0.080586403 $608,000 $608,000 $608,000 $2,858,000 $2,836,000 $2,858,000 $16,661,069 $16,905,142 $14,941,977 

### Annualized Capital Cost revised to reflect revision to the Installed Capital Cost $20,127,069 $20,349,142 $18,407,977 

### Total Annual Costs revised to reflect revision to Annualized Capital Cost 6,697 5,729 6,697 $3,005 $3,552 $2,749

1: The estimates for the Installed Capital Cost, Fixed O&M Cost, and Variable O&M Cost for LNB/SOFA + SCR were provided by Sargent & Lundy in the "NOx Control Technology Cost and Perfomance Study," dated May 16, 2013. This study is found in Appendix E to the “Revised BART Five Factor Analysis White Bluff Steam Electric Station Redfield, Arkansas (AFIN 35-00110),” dated October 2013, prepared by Trinity Consultants Inc. in conjunction with Entergy Services Inc. A copy of this BART analysis and its appendices is found in the docket for our proposed rulemaking.

### Explanation of EPA Cost Estim **ate Revisions**

**Installed Capital Cost revised to reflect revision to the Capital Suspense line item**

**Capital Suspense is disallowed line item (???)** 

**Annualized Capital Cost revised to reflect revision to the Installed Capital Cost Total Annual Costs revised to reflect revision to Annualized Capital Cost**