EXHIBIT 21


                                  EXHIBIT 21

                      Upon consummation of the offering, 
                     the subsidiaries of the Company will 
                                be as follows:

                    SUBSIDIARIES OF PETROGLYPH ENERGY, INC.
                    ---------------------------------------


                      Petroglyph Operating Company, Inc.,
                             a Kansas corporation

                                 PGP II, L.P.,
                        a Delaware limited partnership

                       Spanish Peaks Gathering, L.L.C.,
                     a Colorado limited liability company

                           Petroglyph Energy, Inc.,
                             a Kansas corporation

                        Petroglyph Gas Partners, L.P.,
                        a Delaware limited partnership