This is a $149,496.19 time-and-materials task order awarded by the Environmental Protection Agency (EPA) to WSP USA Environment & Infrastructure Inc., a foreign-owned for-profit engineering and professional services firm. The task order is for the operation of the Clean Air Status and Trends Network (CASTNET), a major EPA program, and incorporates the base contract terms and conditions. The task order has a total ceiling price of $149,496.19, with an initial funding of $50,000.00. There is no set-aside designation for this contract. WSP USA Environment & Infrastructure Inc. has held several active Indefinite Delivery/Indefinite Quantity contract vehicles with the EPA and other federal agencies, covering a range of environmental, infrastructure, and facilities support services.