POWER OF ATTORNEY



                                                                      Exhibit 25


                  ATLAS-ENERGY FOR THE NINETIES-PUBLIC #8 LTD.
                                POWER OF ATTORNEY


KNOW ALL MEN BY THESE PRESENTS, that each of the undersigned officers and/or
directors of Atlas Resources, Inc., a Pennsylvania corporation which is about to
file with the Securities and Exchange Commission, under the provisions of the
Securities Act of 1933, as amended, a Registration Statement on Form SB-2
relating to certain securities of Atlas-Energy for the Nineties-Public #8 Ltd.,
constitutes and appoints James R. O'Mara and Tony C. Banks, his/her true and
lawful attorney-in-fact, with full power of substitution and resubstitution and
with full power to act without another, for him/her and in his/her name, place
and stead, in any and all capacities, to sign such Registration Statement, and
any and all amendments, including post-effective amendments thereto, and to file
the same, with all exhibits thereto, and other documents in connection
therewith, with the Securities and Exchange Commission and all states and other
jurisdictions wherein such Registration Statement and amendments thereto may be
filed for securities compliance measures, granting unto said attorneys-in-fact
and agents, and each of them full power and authority to do and perform each and
every act and thing requisite and necessary to be done in and about the
premises, as fully to all intents and purposes as he/she might or could do in
person, hereby ratifying and confirming all that said attorneys-in-fact and
agents, or his/her substitute or substitutes, may lawfully do or cause to be
done by virtue hereof.


Dated:    July 6, 1999             /s/ Charles T. Koval
                                   --------------------------------------------
                                   Charles T. Koval, Chairman of the Board and a
                                   Director


Dated:    July 6, 1999             /s/ James R. O'Mara
                                   ---------------------------------------------
                                   James R. O'Mara, President, Chief Executive
                                   Officer and a Director


Dated:    July 6, 1999             /s/ Tony C. Banks
                                   --------------------------------------------
                                   Tony C. Banks, Senior Vice President of
                                   Finance, Chief Financial Officer, and a
                                   Director


Dated:    July 6, 1999             /s/ Frank P. Carolas
                                   --------------------------------------------
                                   Frank P. Carolas, Vice President of Land and
                                   Geology


Dated:    July 6, 1999             /s/ Jeffrey C. Simmons
                                   --------------------------------------------
                                   Jeffrey C. Simmons, Vice President -
                                   Operations