NOAA intends to award a sole-source, firm fixed-price contract to Rees Scientific for service and support of an environmental monitoring system. The contract has a total performance period from 2026 through 2031, consisting of one base year and four option years. The work involves routine maintenance and upgrades to the automated temperature monitoring infrastructure at the SWFSC. Interested sources must submit a detailed capabilities statement, including technical and cost information, by a specified due date to be considered.