LIMITED POWER OF ATTORNEY

      The undersigned, William P. Powell, does hereby nominate, constitute and appoint as
his true and lawful attorneys-in-fact and agents with authority limited to and as
specifically set forth herein, P. Jerome Richey, Stephanie L. Gill, Alexander J. Reyes,
Paige M. Greene, George Witkowsky and Susan Modispacher (each hereinafter referred to an
"Attorney-in-Fact").

      Each said Attorney-in-Fact hereunder shall have the authority to: act, sign, execute
and deliver for and on behalf of and in the place and stead of the undersigned the Forms 3,
 4 and 5 documents pursuant to and in accordance with Section 16 of the Securities Exchange
Act of 1934, as amended, and the rules and regulations thereunder (the "Exchange Act"); to
do and perform any and all acts for and on behalf of the undersigned which may be necessary
or desirable to complete and execute any such Form 3, 4, or 5 and file such form with the
United States Securities and Exchange Commission and any stock exchange or similar
authority; and to take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such Attorney-in-Fact, may be of benefit to, in the best
interest of, or legally required by, the undersigned, it being understood that the
documents, executed by such Attorney-in-Fact on behalf of the undersigned pursuant to this
Power of Attorney shall be in such form and shall contain such terms and conditions as such
Attorney-in-Fact may approve in such Attorney-in-Fact's discretion.

      The undersigned hereby grants to each such Attorney-in-Fact full power and authority
to do and perform any and every act and thing whatsoever requisite, necessary, or proper to
be done in the exercise of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that such
Attorney-in-Fact shall lawfully do or cause to be done by virtue of the rights and powers
 herein granted.  The undersigned acknowledges that the foregoing Attorneys-in-Fact, in
serving in such capacity at the request of the undersigned, are not assuming, nor is the
Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the
 Exchange Act.

      This Limited Power of Attorney shall be effective as of and commence on May 29, 2006
and shall remain in full force and effect until the undersigned is no longer required to
file Form 3, 4, or 5 with respect to the undersigned's holdings of and transactions in
securities issued by CONSOL Energy Inc., unless earlier revoked by the undersigned in a
signed writing delivered to the Attorneys-in-Fact.

IN WITNESS WHEREOF, I have caused this Limited Power of Attorney to be executed this _____
day of May, 2006.

/s/ William P. Powell
William P. Powell