Sierra Hydrographics
Auberry, CA
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
-
- 236220 Commercial and Institutional Building Construction
- 541330 Engineering Services
- 541370 Surveying and Mapping (except Geophysical) Services
- 541511 Custom Computer Programming Services
- 541519 Other Computer Related Services
- 541690 Other Scientific and Technical Consulting Services
- 561990 All Other Support Services
- SAM.gov registration date
- Physical address
- 42163 Bald Mountain Rd, Auberry, CA 93602, USA
- Website
- sierrahydrographics.com
- Employees
- 1-10
- Estimated annual revenue
- $1M-$10M
- Industry
-
- Industrials
- Commercial & Professional Services
- Professional Services
- SIC code
- 49 Electric, Gas, & Sanitary Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $775,286 |
| FY2025 | $1,076,857 |
| FY2024 | $2,581,634 |
| FY2023 | $1,522,116 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Army | $775,286 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Asrc Federal Facilities Logistics LLC | SPE8E324FB8KQ | $115,891 |
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| DR Reed & Associates, Inc. | Nederland, CO | 541330 Engineering Services |
| Kaskaskia Engineering Group LLC | Belleville, IL | 541330 Engineering Services |
| CAL Water Trucking LLC | Danville, CA | 624230 Emergency and Other Relief Services |
| Hauling Ass Water Co LLC | Anderson, CA | 115310 Support Activities for Forestry |
| Atlas-Olh JV, LLC | — | 541330 Engineering Services |
About the company
Sierra Hydrographics is a woman-owned small business located in Auberry, California, specializing in water resource management services for federal agencies. Registered in SAM.gov since 2002 and structured as a Subchapter S Corporation, the company provides hydrographic, engineering, and environmental monitoring services primarily to federal water management organizations. The firm has established itself as a critical provider of technical services related to streamflow measurements, station maintenance, weather station monitoring, and related engineering support across California's water resource infrastructure.
The company has been awarded numerous federal contracts, predominantly from the U.S. Army Corps of Engineers (USACE) Engineering District Sacramento and the Bureau of Reclamation. These contracts have included firm-fixed price delivery orders and purchase orders ranging from sensor equipment repairs to streamflow measurements and storm damage repairs. The contract awards consistently focus on water-related services such as stream gage maintenance, weather station maintenance, hydrographic assessments, and engineering support for civil works projects. Many of these contracts have been set aside for woman-owned or small businesses, with values ranging from approximately $10,000 to over $3.6 million. Sierra Hydrographics has also performed work supporting flood control, navigation, and environmental protection initiatives across California's water management infrastructure.
Sierra Hydrographics holds a significant single-award Indefinite Delivery Indefinite Quantity (IDIQ) contract with USACE Sacramento, valued at $9.8 million and running through May 2028. This IDIQ contract is specifically designated for woman-owned small businesses and supports streamflow measurements, station maintenance, and station repair at water control data sites in the Sacramento and San Francisco Districts. Under this contract, USACE has issued multiple task orders covering a wide range of services, including streamflow seeding, emergency repairs, station rebuilding, and various measurement and maintenance activities. The IDIQ provides a flexible mechanism for the agency to procure critical water resource management services from Sierra Hydrographics across multiple project types and locations.
SBA capabilities narrative
SH is a full service hydrographic firm providing streamflow gaging, maintenance, and construction, as well as, data retrieval and record work up. SH also provides maintenance, service, and data retrieval and record work up of weather stations.
Quick answers
Is Sierra Hydrographics registered in SAM.gov?
Yes. Sierra Hydrographics's SAM.gov registration is active through July 6, 2027.
What is Sierra Hydrographics's CAGE code?
Sierra Hydrographics's CAGE code is 1M3K6, and its Unique Entity ID (UEI) is MD48ANHF57F8.
How much has Sierra Hydrographics received in federal contracts?
Federal contracts obligated $1,076,857 to Sierra Hydrographics in fiscal year 2025 and $5,955,893 in fiscal years 2023 through 2027.
How does Sierra Hydrographics rank among federal contractors?
Sierra Hydrographics ranked #34 in PSC B599 in FY2025.
What is Sierra Hydrographics's most recent federal award?
Sierra Hydrographics's most recent federal contract award is IMT sscao skaggs bridge sensor repair (140R8125P0073), from Bureau of Reclamation, on May 20, 2025.
On GovTribe
See Sierra Hydrographics's full federal record
- Federal contract awards
- IDV awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors