Award
Delivery Order #68HERL27F0023
CASTNET Operations Delivery Order for WSP USA
Buyer
Environmental Protection Agency
Award Amount
$4,092,468.00
Ceiling
$4,092,468.00
Awarded
October 23, 2026
Period of Performance
Oct 23, 2026 – Nov 05, 2027
Identifier
68HERL27F0023
NAICS
541620
This delivery order under a multi-year indefinite-delivery contract supports the U.S. Environmental Protection Agency’s Clean Air Status and Trends Network (CASTNET). Awarded to WSP USA Inc., an environmental consulting and engineering firm, it covers the network’s operation, including monitoring-site maintenance, air-quality data collection and analysis, and reporting. CASTNET provides ongoing information used to assess air pollution trends and inform environmental policy and regulatory decisions, making reliable program operations important to the agency and the public. The order is identified as “BASE PROGRAM,” with performance in Arlington, Virginia; it forms part of the broader CASTNET operating effort. The parent contract is a multi-year vehicle running into the early 2030s. The provided award data does not state whether this order was competed or sole-source, identify subcontractors or acquisition programs, or provide prior related contracts or original solicitation details. It was recently awarded for a multi-year performance period extending into 2027.
Description
BASE PROGRAM