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Institutional Client: Carilion New River Valley Medical Center Carilion New River Valley Medical Center (NRVMC), comprising a modern hospital facility and adjacent medical office complex in Christiansburg, VA. The Center is a leading health care provider to the city of Radford, VA and the surrounding seven- county region. Challenge Reduce or eliminate the rate and quantity of storm water run-off to neighboring properties. Reduce the use of municipal water in the cooling plant’s evaporative cooling towers. Reconstruct the storm discharge swale into a detention pond to act as a supply for the evaporative cooling towers and site irrigation systems. Application A Reverse Osmosis system and pre-filter were used to clean and recycle the cooling tower condenser water loop to reduce system blow-down. Benefits Reduction of 15,000 gallons of blow-down water and municipal water make- up per day. Reduction in the cost of municipal water of $10.00 per 1000 gallons of water and sewer provided. The return on the system investment is less than two years. Client: Western Regional Jail This is the first LEED certified jail and will be completed in late 2008. The jail is located in Roanoke County, Virginia. It is situated next to the Roanoke River. The rainwater harvesting system will reduce stormwater runoff, protect the nearby stream and allow for water reuse in the building. Challenge Protect the nearby river from runoff. Reduce the use of municipal water. Attain LEED certification through the USGBC. Application 250,000 sq.ft. roof collection area. Four 30,000 gallon storage tanks. Benefits Harvested rainwater will be used to wash inmates' clothes. Promote Green infrastructure in and around the Commmonwealth of Virginia.