Thermal Energy Cooperative (TECO) is owned by nine Texas Medical Center Institutions and operates two plants (Central Plant and South Main Plant) with a combined capacity of 80,000 tons of chilled water, 761,000 pounds-per-hour of steam, and 16,330 kW of emergency power generation. These plants supply service to 25 Texas Medical Center institutions in 42 buildings. They serve approximately 13 million square feet of space, and represent over 75 percent of the contiguous Texas Medical Center central campus building space. TECO is the only thermal system in the Texas Medical Center authorized to supply multi-institution services. The TECO South Main Plant expansion provides an additional 20,000 tons of chilled water to the Texas Medical Center.