Ariel supports IT operations and telecommunications services, including network engineering and administration, Lotus Notes development and administration, LAN support, service desk, training, computer and workstation support and web applications/software development. We provide application development support that maintains more than 30 currently used applications in addition to the design, testing, and deployment of new applications. Ariel ensures high system availability of the EPA IRMD infrastructure supporting 3,000 users, 40 servers, 51 applications, and four geographic locations on a 24x7 basis. We also provide local and remote training that includes in-classroom instruction, webinars and recorded content. We support the Online Library System (OLS) that provides access to thousands of EPA library resources through a consolidated web-based database system.