US Ecology Washington Inc., Richland, Washington, is awarded a $19,210,098 firm-fixed-price, indefinite-delivery/indefinite-quantity contract for class A, B, and C low-level radioactive waste disposal services for waste under the cognizance of Puget Sound Naval Shipyard and Intermediate Maintenance Facility and Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility. Work will be performed in Richland, Washington, and is expected to be completed by August 2028. This contract includes no priced options. Appropriation account operation and maintenance, Navy funds will be obligated at the task order level. Fiscal 2023 operation and maintenance, Navy funds in the amount of $2,500 will be obligated by task order, in conjunction with the award, and will expire at the end of the fiscal year. This contract was not competitively procured. This contract is sole sourced under 10 U.S. Code 3204(a)(1) as US Ecology Washington Inc. is the only authorized provider of the required low-level radioactive disposal services in the area. Puget Sound Naval Shipyard and Intermediate Maintenance Facility Northwest Regional Maintenance Center, Bremerton, Washington, is the contracting activity (N4523A23D4000).