This is a Sources Sought Notice only. This is not a request for proposal, but a survey to locate potential sources. This Sources Sought does not constitute an Invitation for Bids, Request for Proposals or a Request for Quotations, and is not to be construed as a commitment by the Government to issue an order or otherwise pay for the information solicited, nor is it a guarantee of a forthcoming solicitation or contract.It is for market research purposes only. Respondents will not be notified of the results of the evaluation.The purpose of this Sources Sought Notice is to gain knowledge of interest, capabilities, and qualifications of various members of industry, to include the Small Business Community: Small Business, Section 8(a), Historically Underutilized Business Zones (HUB–Zone), Service–Disabled Veteran–Owned Small Business (SDVOSB), Women–Owned Small Business (WOSB), and Economically Disadvantaged Women–Owned Small Business (EDWOSB). The Government must ensure there is adequate competition among the potential pool of responsible contractors. Small business, Section 8(a), HUBZone, SDVOSB, WOSB, & EDWOSB businesses are highly encouraged to participate.NAICS Code: 237990 Other Heavy and Civil Engineering ConstructionNAICS Size Standard: $45 MillionSubject: Sources Sought for OTWSC Stream Gage Site Construction and Maintenance IDIQSources Sought Closing Response Date: December 23, 2025 at 5 PM CTContact Point: Kimberly Schneider, [email? redacted]Objective: To find sources that are qualified to meet the supplies/services as listed below. Note that the specific requirements are subject to change prior to the release of any solicitation.The Department of the Interior (DOI), U.S. Geological Survey (USGS), Oklahoma–Texas Water Science Center (OTWSC) has a requirement for a Single–Award Indefinite Delivery Indefinite Quantity (IDIQ) contract for recurring alteration, renovation, removal, remediation, and/or construction services at stream gage sites in the state of Tex