Active Solicitation · DEPARTMENT OF THE INTERIOR

    Y--EO 14398 - THIS REQUIREMENT IS FOR SUPPORT SERVICES FOR THE EARTHQUAKE SCIENCE

    Sol. 140G0326Q0184PresolicitationSet-aside: Total Small Business Set-Aside (FAR 19.5)SACRAMENTO, CA
    Open · 5d remaining
    DAYS TO CLOSE
    5
    closes Aug 10, 2026
    POSTED
    Jul 29, 2026
    Publication date
    NAICS CODE
    238910
    Primary industry classification
    PSC CODE
    Y1PZ
    Product & service classification

    AI Summary

    The U.S. Geological Survey requires support services for building geophysical monitoring stations in California. This includes upgrading existing seismic stations and constructing new ones to enhance earthquake early warning systems. The project involves various construction skills and has a five-year contract period starting September 15, 2026.

    Contract details

    Solicitation No.
    140G0326Q0184
    Notice Type
    Presolicitation
    Set-Aside
    Total Small Business Set-Aside (FAR 19.5)
    Posted Date
    July 29, 2026
    Response Deadline
    August 10, 2026
    NAICS Code
    238910AI guide
    PSC / Class Code
    Y1PZ
    Primary Contact
    Nuno, Victor
    State
    CA
    ZIP Code
    95819
    AI Product/Service
    service

    Description

    The U.S. Geological Survey (USGS), Earthquake Science Center (ESC) has a requirement for a contractor to build the site infrastructure for geophysical monitoring stations throughout California that will contribute critical earthquake data to ShakeAlert Earthquake Early Warning systems, National Volcano Early Warning systems, Induced Seismicity hazard monitoring systems, and other similar life-safety geophysical monitoring systems. Initially, fifteen seismic stations in Northern California used to monitor Mount Shasta, Lassen National Park, and Long Valley Caldera volcanic areas will be upgraded. Another fifteen seismic stations supporting ShakeAlert will be either built or upgraded, plus another nine seismic stations will have wildfire mitigation construction undertaken to improve station resiliency. Beyond these seismic stations, additional similar construction is anticipated at other locations within California within the 5-year period of this contract

    The project scope includes the installation of equipment vaults, DC power system (including solar array), grounding system, telemetry infrastructure, and drainage system that comprises a seismic station. Skills necessary include demolition, excavation, concrete, electrical (specifically DC and solar), general construction, and landscaping/site restoration.

    NAICS Code: 238910, Site Preparation Contractors

    size standard $45 million.

    PSC Code: Y1PZ, Construction of Other Non-Building Facilities

    The anticipated award will be for a contract with a (5) year ordering period with an estimated start date of September 15, 2026.

    The USGS is contemplating an Indefinite Delivery, Indefinite Quantity Contract in accordance with the procedures of RFO FAR Part 36, entitled, (Construction and Architect-Engineer Contracts) and RFO FAR Part 12, entitled, (Acquisition Of Commercial Products and Commercial Services).

    Solicitation 140G0326Q0184 will be made available through the SAM.gov on or about August 12, 2026, IAW RFO FAR 5.101(a).

    Prospective offerors are not required to respond to this pre-solicitation notice. All responses must be in writing by email to the Contracting Officer at victor_nuno@ios.doi.gov.

    This notice and any resulting solicitation or contract conforms to the requirements in place through FAC 2026-01, effective 13 March, 2026.

    Contracting POC:
    Victor Nuno Contracting Officer
    U.S. Department of the Interior
    Office of Acquisition and Property Management
    U.S. Geological Survey Team, Sacramento
    victor_nuno@ios.doi.gov

    Key dates

    1. July 29, 2026Posted Date
    2. August 10, 2026Proposals / Responses Due

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    Frequently asked questions

    Y--EO 14398 - THIS REQUIREMENT IS FOR SUPPORT SERVICES FOR THE EARTHQUAKE SCIENCE is a federal acquisition solicitation issued by DEPARTMENT OF THE INTERIOR. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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