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infrasound acoustic monitors

ID: 140G0326Q0133 • Type: Sources Sought • Match:  100%
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Description

The U.S. Geological Survey (USGS) is conducting market research to determine the availability of qualified businesses capable of providing infrasound acoustic monitors as described in the required specifications attached. This sources sought announcement is not a request for quote or proposal and the Government is not committed to award of a purchase order or contract pursuant to this announcement. The information resulting from this market research is simply for planning purposes to assist the Government in determining its acquisition strategy. The Government will not pay for any costs incurred in the preparation of information for responding to this notice.
The applicable North American Industry Classification System (NAICS) code is 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, with the associated size standard of 750
All responsible sources may submit a brochure detailing the ability to meet the requirements in the Statement of Work included with this announcement.
Responses to this announcement shall only be accepted through electronic mail addressed to tracy_huot@ios.doi.gov and must be uploaded and received in their entirety no later than 06/29/2026 at 1700 PD. Responses submitted by hardcopy or the SAM web portal shall not be accepted or considered.
Background
The U.S. Geological Survey (USGS) is conducting market research to identify qualified businesses capable of providing infrasound acoustic monitors for volcano monitoring. This initiative aims to assist the Government in determining its acquisition strategy and is not a request for quotes or proposals.

Work Details
The USGS Volcano Science Center requires infrasound acoustic monitors that meet the following specifications:

- Delivery by September 30, 2026.
- Individual sensor calibration must be within ±5% of acceptable nominal values, traceable to a nationally accredited external laboratory calibration chamber.
- Sensors must be in current production with an established performance history; modifications solely for this acquisition are not acceptable.

Signal Characteristics:
- Nominal Sensitivity: or greater.
- Full Scale Range: 720Pa peak to peak or greater.

Sensor Output Specifications:
- Output type: Differential.
- Maximum signal output: 20VPP.

Operational frequency band and self-noise:
- Frequency response: Flat within ±3dB from 0.02Hz to 240Hz or wider band.
- Band-limited Self Noise: 5mPa RMS from 0.05 to 200Hz or less.
- Dynamic Range: 110dB or greater.

Power requirements:
- DC supply range: 11.5V to 18V or wider with reverse polarity protection.
- DC current consumption: 150mW or less.

Physical Characteristics:
- Diameter: 4” or smaller; Height: 3.5” or shorter; Minimum three acoustic entry points; Operating temperature range: -40C to +65C; Humidity tolerance of 90% or greater; Housing must be corrosion resistant and isolated from ground.

Period of Performance
Delivery must be completed by September 30, 2026.

Place of Performance
The specific geographic location for delivery is implied to be within the jurisdiction of the USGS Volcano Science Center.

Bidder Requirements
Bidders must provide a brochure detailing their ability to meet the requirements outlined in the Statement of Work and must be authorized distributors or manufacturers of the products offered.

Overview

Agency
USGS Office of Acquisitions and Grants [DOI - USGS]
Response Deadline
June 29, 2026, 8:00 p.m. EDT Due in 5 Days
Posted
June 24, 2026, 1:11 p.m. EDT
Set Aside
None
NAICS
334515 - Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
PSC
6625 - Electrical And Electronic Properties Measuring And Testing Instruments
Place of Performance
Not Provided
Source
Open
Current SBA Size Standard
750 Employees
Pricing
Likely Fixed Price
Est. Level of Competition
Low
Est. Value Range
Experimental
$40,000 - $180,000 (AI estimate)
Odds of Award
47%
Signs of Shaping
The solicitation is open for 5 days, below average for the USGS Office of Acquisitions and Grants.
On 6/24/26 USGS Office of Acquisitions and Grants issued Sources Sought 140G0326Q0133 for infrasound acoustic monitors due 6/29/26. The opportunity was issued full & open with NAICS 334515 and PSC 6625.
Primary Contact
Name
Huot, Tracy   Profile
Email
thuot@usgs.gov
Phone
(916) 278-9330

Additional Contacts in Documents

Title Name Email Phone
None Tracy Huot Profile tracy_huot@ios.doi.gov None

Documents

Posted documents for Sources Sought 140G0326Q0133

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Additional Details

Source Agency Hierarchy
INTERIOR, DEPARTMENT OF THE > US GEOLOGICAL SURVEY > OFFICE OF ACQUISITON GRANTS
FPDS Organization Code
1434-00003
Source Organization Code
100179344
Last Updated
June 24, 2026
Last Updated By
fbms_acq@ios.doi.gov
Archive Date
July 24, 2026