Supplementary Investigations & Risk Assessment (SIRA) Activities at Site MSET0129

The Department of the Air Force United States Air Forces in Europe - Air Forces Africa is soliciting contractors to provide Supplementary Investigations & Risk Assessment (SIRA) Activities at RAF Lakenheath Site MSET0129 in the United Kingdom. The contractor must perform comprehensive environmental investigation services including drilling and installing two new groundwater monitoring wells, conducting quarterly groundwater sampling campaigns over 12 months across six wells, analyzing samples for various contaminants including Total Petroleum Hydrocarbons and Volatile Organic Compounds, and preparing detailed investigation and risk assessment reports. The work requires compliance with U.S. and U.K. environmental regulations, monthly progress reporting, data entry into the Environmental Resources Program Information Management System (ERPIMS), and participation in teleconferences with government personnel. The evaluation will use a Lowest Price Technically Acceptable (LPTA) selection process focusing on technical acceptability across four subfactors: technical approach, contractor qualifications, work plan/schedule, and similar project experience. Proposals are due by September 8, 2025, at 7:00 PM, with the contract period running from September 22, 2025, to September 21, 2026.

This solicitation is set aside for Women-Owned Small Business (WOSB) enterprises with a size standard of $25,500,000, and no incumbent contractor is identified in the documentation. The contract will be awarded as a firm fixed-price arrangement for the 12-month performance period, though specific budget ranges or award values are not disclosed in the available materials. The work will be performed at RAF Lakenheath, located at Chester St, Lakenheath, Brandon IP27 9PS, United Kingdom, and involves extensive fieldwork including topographic surveys, water level measurements, groundwater contour mapping, and laboratory analysis of environmental samples. Key deliverables include technical reports, meeting agendas and minutes, monthly progress reports, presentation materials, and compliance with Environmental Resources Program Information Management System data requirements, all of which must be submitted according to specific Contract Data Requirements List (CDRL) timelines and distribution requirements to multiple government points of contact.