ASTM-E957 Complete Document History
Standard Terminology Relating to Geothermal Energy

Complete Current Edition:
   2003 R19 EDITION - REAPPROVED IN 2019 - April 11, 2019

Obsolete Revision Information:
   2003 R11(E1) EDITION - REAPPROVED IN 2011 - Oct. 1, 2011
   2003 EDITION - GEOTHERMAL ENERGY, STANDARD TERMINOLOGY RELATING TO - March 10, 2003
   2002 EDITION - GEOTHERMAL ENERGY, STANDARD TE - May 10, 2002
   1998 EDITION - GEOTHERMAL ENERGY, STANDARD TE - July 10, 1998
   1995 EDITION - GEOTHERMAL ENERGY, STANDARD TE - July 15, 1995
   1994 EDITION - GEOTHERMAL ENERGY, STANDARD TE - Feb. 15, 1994
   1984 EDITION - GEOTHERMAL ENERGY, STANDARD TE - Feb. 24, 1984