Extends the environmental review provisions of the Energy Policy Act of 2005 that cover oil and gas so they also cover geothermal energy exploration and development under the Geothermal Steam Act of 1970.

• Amends Section 390 of the Energy Policy Act of 2005, which covers National Environmental Policy Act review for energy projects, to add geothermal resources alongside oil and gas.
• Adds activities under the Geothermal Steam Act of 1970 carried out for geothermal exploration or development to the covered activities.
• Replaces 'or gas' with ', gas, or geothermal' in two paragraphs of subsection (b) of Section 390.
• The short title is the Streamlining Thermal Energy through Advanced Mechanisms Act, or the STEAM Act.

• Natural Resources Committee (House)
• Energy and Mineral Resources Subcommittee

Energy