Tetra Tech is an employer in San Diego, CA. No OSHA inspections are on record for this employer. 1 Wage & Hour Division enforcement case on record. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 3, 2026.
Tetra Tech
1230 Columbia St #750, San Diego, CA, 92101
Parent: TETRA TECH INC (50 locations)
EIN: 953983702
151 employees
Data Insights
Federal Contracts (5-year)
Labor Relations (NLRB)
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Part of a larger organization
Tetra Tech is one of 50 establishments in our dataset that roll up under the parent organization TETRA TECH INC. TETRA TECH INC is a SEC public reporter (TTEK), with most recent reported revenue of $5.4B.
Federal enforcement records on Tetra Tech represent activity at this specific establishment. The full enforcement footprint of TETRA TECH INC across all 50 of its tracked locations is viewable on the parent profile.
Other establishments operated by TETRA TECH INC
- TETRA TECH, INC. — SANTA ROSA, CA — 2 federal records
- Tetra Tech — PASADENA, CA — 2 federal records
- Tetra Tech — Los Alamos, NM — 2 federal records
- Ardaman & Associates, Inc. — West Palm Beach, FL — 2 federal records
- TETRA TECH INC — REDDING, CA — 2 federal records
- Tetra Tech Inc — Albany, GA — 1 federal record
- TETRA TECH INC — OROVILLE, CA — 1 federal record
- Tetra Tech — Morris Plains, NJ — 1 federal record
- Tetra Tech — Boston, MA — 1 federal record
- Tetra Tech EC, Inc — San Diego, CA — 1 federal record
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 5 years.
Frequently Asked Questions
- What is Tetra Tech's OSHA violation history?
- Tetra Tech has no OSHA inspections on record.
About this data
This profile aggregates federal enforcement records on Tetra Tech of San Diego, CA from 17 federal data sources. Records were found in 4 sources: DOL Wage and Hour Division enforcement, NLRB labor relations cases, USAspending federal contract awards, and SEC XBRL companyfacts (parent financials). The remaining 13 sources were checked and found no matching records: OSHA, MSHA, EPA, OFLC, OFCCP, FMCSA, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement, BLS.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 3, 2026. Tetra Tech resolves to the parent rollup TETRA TECH INC, which operates 50 establishments in our dataset.
This profile may be incomplete if Tetra Techoperates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.