Hono 101-03 phase i ESA

The National Park Service, Department of the Interior, is soliciting quotes for a Phase I Environmental Site Assessment (ESA) at the Honouliuli National Historic Site in Honolulu County, Hawaii. The contractor must provide all labor, materials, equipment, supervision, and services necessary to complete the ESA for tract HONO 101-03, a 21.25-acre parcel, in accordance with All Appropriate Inquiry standards and ASTM E1527-21 requirements. The assessment aims to identify potential environmental liabilities before land acquisition and must include interviews, historical records review, environmental lien searches, government records review, on-site visual inspection, and documentation of Recognized Environmental Conditions. Evaluation will be based on price, technical capability, and prior experience, with offerors required to submit a project narrative, prior experience examples, pricing schedule, and core contractor data. Questions are due by 5:00 PM Eastern Time on August 7, 2025, and quotes must be submitted by 5:00 PM Eastern Time on August 13, 2025.

This opportunity is designated as a 100% Total Small Business Set Aside under NAICS code 541620 (Environmental Consulting Services) with a $19 million small business size standard. The contract structure includes a base ESA Phase I task, an optional ESA Phase I Update, and an optional ESA Phase II Statement of Work and Estimate, with the base period of performance running from August 19, 2025, to September 19, 2025, and an overall performance period extending to February 20, 2026. The assessment must be completed within 30 days of award, with optional tasks having an anticipated exercise date of February 2, 2026. The work will be performed in Waipahu, Hawaii, at the specified tract located at TMK (1) 9-2-001-019 within the National Park Service boundary. No incumbent contractors or specific award values are identified in the solicitation materials.