The Capitol Area System

The Capitol Area System (CAS) Management Unit operates the CAS district heating and cooling loop in the Hartford Capitol District which services 15 buildings in the Capitol region, including the Legislative Office Building, the State Office Building, the Supreme Court, as well as non-state entities such as The Bushnell theater, totaling over three million square feet of building space.


CAS provides:

  • Hot water for space heating
  • Domestic hot water production
  • Chilled water for space cooling


See map of CAS loop 

Public Scoping Meeting CAS