The South Plant, a 14,200 square-foot building with over 1,100 feet of tunnel, supports the growth of Rice University by providing additional utility capacity. The South Plant powers the ten-story BioScience Research Collaborative at University and Main. The plant features many sustainable attributes including condensate harvesting, a green roof and photovoltaic arrays. The plant is located south of Wiess College at Entrance 4.

The Rice University South Plant greenroof has 4,000 sf of waterproofing and was completed on May 1, 2008.