1 | TCGX | Tri-County Gas, Inc. | added 10/1983; 1/1994; eliminated 7/1996; added 10/1996; eliminated 4/1997 | | NAKINA |
2 | TCGX | Williams Energy Ventures, Inc. | added 10/1999; 7/2000; eliminated 4/2002; 7/2005 (not listed) | | NAKINA |
3 | TCGX | Tri-County Gas, Inc. | added 10/83; 1/94; eliminated 7/96; added 10/96; eliminated 4/97 | | NRHS |
4 | TCGX | Williams Energy Ventures, Inc. | added 10/99; 7/2000 | | NRHS |
5 | TCGX | WILLIAMS ENERGY VENTURES, INC. [TRI-COUNTY GAS, INC.] | | | PWRC |
6 | TCGX | Tri-County Gas | | | RSRV |