Case Study: When Bigger Is Better: Large-Scale Rental Car Facility Uses Innovative Treatment System To Surpass Stormwater Regulations

Nearly 53,000 people fly in and out of Maryland's Baltimore/Washington International Airport (BWI) daily. The 3,596-acre airport provides both parking for departing passengers and access to thousands of rental cars for arriving passengers. Recently, BWI opened a new 50,000 sq. ft., two-story, 6,000 car parking facility and one-stop carrental mall.