GS Enviro HMMH Geothermal

GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Why Geothermal? Clean, renewable, efficient energy obtained from beneath the earth’s surface. GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Why Geothermal? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Types of geothermal well systems Closed Loop Open Loop / Standing Column Well Direct Exchange / Open Diffusion GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Closed Loop ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Open Loop / Standing Column Well ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Direct Exchange / Open Diffusion GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Direct Exchange / Open Diffusion 1) A deep production well is drilled to an underground heat source 2) The pressurized steam or hot water is released and piped to a power plant, where its force turns a turbine ,[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Conceptual Closed Loop Geothermal Design GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Benefits of using geothermal at airports ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Sample airport projects GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC. Paris, France Charles de Gaulle Airport Open Diffusion Geothermal Well System New York JFK International Airport Closed Loop Geothermal Well System Portland, Maine Portland International Jetport Closed Loop Geothermal Well System Nantucket, Massachusetts Nantucket Memorial Airport Closed Loop Geothermal Well System Juneau, Alaska Juneau International Airport Closed Loop Geothermal Well System

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GSEGA Capabilities GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Geothermal Experience ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Geothermal Project Experience #1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Geothermal Project Experience #2 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC.

Contact GS Environmental & Groundwater Associates, Inc. P.O. Box 4247 Portsmouth, NH 03802 T: 603-433-6120 www.gsega.com Gene Schrager, C.G. Senior Hydrogeologist, Principal M: 603-661-8939 [email_address] Jim Barrett Managing Partner / Project Manager M: 603-235-3000 [email_address] www.gsega.com GS Environmental and Groundwater Associates GSEGA H ARRIS M ILLER M ILLER & H ANSON INC. Harris Miller Miller & Hanson Inc. 77 South Bedford Street Burlington, MA 01803 T: 781.852.3125 | F: 781.229.7939 www.hmmh.com Stephen B. Barrett Director of Clean Energy M: 339.234.2696 [email_address]

GS Enviro HMMH Geothermal

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