EXHIBIT 12.2

DUQUESNE LIGHT COMPANY AND SUBSIDIARIES

Calculation of Ratio of Earnings to Fixed Charges and Preferred and Preference Stock Dividend
Requirements



|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|------------------------------------------------------------------------------------------- |  | --------------------------------------------- | ---- | ---- | - | ----- |  | ---- | ----- | ---- | - | ----- |  | - | -----
|                                                                                            |  | (Millions of Dollars) Year Ended December 31,
|                                                                                            |  | 2006                                          |      | 2005 |   | 2004  |  | 2003 |       | 2002
|Fixed Charges:                                                                              |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|Interest on long-term debt                                                                  |  | $                                             | 41.8 |      | $ | 47.4  |  | $    | 45.6  |      | $ | 53.1  |  | $ | 55.2 
|Other interest                                                                              |  |                                               | 0.9  |      |   | 1.3   |  |      | 1.4   |      |   | 1.5   |  |   | 2.2  
|Company obligated mandatorily redeemable preferred securities dividend requirement (a)      |  |                                               |     |      |   |      |  |      |      |      |   | 6.3   |  |   | 12.6 
|Portion of lease payments representing an interest factor                                   |  |                                               | 2.9  |      |   | 2.0   |  |      | 2.5   |      |   | 3.9   |  |   | 1.9  
|Dividend requirements                                                                       |  |                                               | 7.9  |      |   | 8.0   |  |      | 6.6   |      |   | 3.2   |  |   | 3.3  
|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|Total Fixed Charges                                                                         |  | $                                             | 53.5 |      | $ | 58.7  |  | $    | 56.1  |      | $ | 68.0  |  | $ | 75.2 
|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|                                                                                            |  |                                               |      |      |  
|Earnings:                                                                                   |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|Net Income                                                                                  |  | $                                             | 4.3  |      | $ | 73.0  |  | $    | 67.8  |      | $ | 69.6  |  | $ | 75.4 
|Income taxes                                                                                |  |                                               | 18.6 |      |   | 42.5  |  |      | 44.3  |      |   | 45.4  |  |   | 48.9 
|Fixed charges as above                                                                      |  |                                               | 53.5 |      |   | 58.7  |  |      | 56.1  |      |   | 68.0  |  |   | 75.2 
|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|Total Earnings                                                                              |  | $                                             | 76.4 |      | $ | 174.2 |  | $    | 168.2 |      | $ | 183.0 |  | $ | 199.5
|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      
|                                                                                            |  |                                               |      |      |  
|Ratio Of Earnings To Fixed Charges and Preferred and Preference Stock Dividend Requirements |  |                                               | 1.43 |      |   | 2.97  |  |      | 3.00  |      |   | 2.69  |  |   | 2.65 
|                                                                                            |  |                                               |      |      |   |       |  |      |       |      |   |       |  |   |      

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|(a) | From July 1, 2003 until their redemption in 2004, dividends on the monthly income preferred securities were included with interest on long-term debt due to the adoption of SFAS
No. 150.
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