September 29, 2026
The Como Park Zoo & Conservatory is the largest energy user in St. Paul’s portfolio, with energy costs surpassing $1 million per year. Partnered with the U.S. Department of Energy, the City of Saint Paul, Honeywell, and Darcy Solutions, the Zoo installed a 293-ton, four-well GeoHC system serving the Primates,
Framingham, Massachusetts, is home to the nation’s first utility-owned geothermal network. The project began with HEET’s “gas-to-geo” concept and became an Eversource demonstration project approved through the Massachusetts Department of Public Utilities. The network connects about 140 customers and demonstrates how gas utilities can use existing pipe, street, workforce, and
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