Geothermal

2 Triangle Prairie

< Grove: Tour Start
MacEachron Field Geothermal Field
Triangle Prairie >

  • Illustration of residential geothermal system

    Energy 101: Geothermal Heat Pumps

    ”An energy-efficient heating and cooling alternative, the geothermal heat pump system moves heat from the ground to a building (or from a building to the ground) through a series of flexible pipe ‘loops’ containing water.”

    — U.S. Department of Energy

Where is Grinnell College using geothermal heat pumps?

groups of students on mac field

The largest geothermal system on campus lies under Mac Field and serves both the Humanities and Social Studies Center and Admission and Student Financial Services. The well field contains 124 wells.

swimmer looks over the pool

A geothermal system heats and cools the natatorium in the Bear Recreation and Athletic Center. The well field is directly west of the building and includes 132 wells.

CERA Environmental Education Center

A geothermal system serves the Environmental Education Center at Grinnell’s Conard Environmental Research Area; the well field is located under the parking lot.

Preschool playground

The campus’s smallest geothermal system serves the Grinnell College Preschool. The well field is beneath the playground.

Learn more about Grinnell College’s sustainable energy solutions.

We use cookies to enable essential services and functionality on our site, enhance your user experience, provide better service through personalized content, collect data on how visitors interact with our site, and enable advertising services.

To accept the use of cookies and continue on to the site, click "I Agree." For more information about our use of cookies and how to opt out, please refer to our website privacy policy.