Tarrant Regional Water District Annex

Housing the district’s engineering and information services departments, the 26,000-square-foot building was awarded USBC Gold Level LEED certification. The Annex boasts one of the largest roof-mounted solar electric systems in the state of Texas. The 236-kilowatt system of 1,157 solar photovoltaic panels will provide 70 percent of the building’s energy as well as surplus electricity for the power grid.

Other eco-friendly features include local and recycled materials, high-performance mechanical systems, exterior glazing, three 2,500-gallon cisterns to catch rainwater, a drip irrigation system for landscaping featuring drought-resistant native vegetation, an energy-efficient lighting system with abundant natural light and lobby furniture made of 85 percent recycled materials.