DOT-COMPLIANT · ON-SITE EMPLOYER DRUG TESTING
Morgan City, LA Mobile Drug & Alcohol Testing
Offshore Marine Fabrication · USCG Atchafalaya River · Oilfield Services · St. Mary Parish — Mobile collections at the Gulf's fabrication gateway.
Morgan City is historically significant as the launch point of the offshore oil industry — the world's first offshore well was drilled in nearby Gulf waters. Today, St. Mary Parish remains a center of offshore supply vessel construction, marine fabrication, and oilfield services. The Atchafalaya River is an active commercial navigation corridor with USCG-regulated towing and supply operations. Offshore vessel crew rotations, fabrication yard workforces, and oilfield service companies all generate consistent DOT and USCG compliance demand. OnSite Employer Testing serves St. Mary, Assumption, and Iberia parishes.
OnSite Employer Testing coordinates mobile drug testing collections at your Morgan City-area facility, yard, terminal, or job site. We do not operate a clinic. Review how it works or browse all locations we serve across the region.
Birthplace of the Offshore Oil Industry
DOT & Marine Testing Services — Morgan City
We coordinate the following collections for Morgan City-area employers:
- USCG 46 CFR Part 16 — Merchant mariners, towing vessel crew, and offshore supply vessel (OSV) operators on the Atchafalaya River and Gulf of Mexico approaches
- FMCSA 49 CFR Part 382 — CDL drivers on US-90 and LA-182 serving St. Mary Parish oilfield and industrial logistics
- Offshore workforce panels — pre-employment and random testing for OSV crew, fabrication yard workers, and platform personnel
- Pre-employment, Random, Reasonable Suspicion, Post-Accident — urine, oral fluid, and EBT
- DOT Return-to-Duty & Follow-Up — SAP-supervised employees
- Louisiana Cannabis Law Compliance — state authorization does NOT affect USCG or FMCSA testing
Industries Served in Morgan City
- Offshore supply vessel construction and repair
- Marine fabrication — St. Mary Parish yards
- USCG-regulated towing and OSV operations — Atchafalaya River
- Oilfield services — St. Mary Parish support operations
- CDL freight — US-90 bayou corridor
- Healthcare — Teche Regional Medical Center
Applicable Regulations — Morgan City, LA
USCG 46 CFR Part 16 governs merchant mariners on the Atchafalaya River and adjacent Gulf approaches. FMCSA 49 CFR Part 382 applies to US-90 CDL fleets. Louisiana cannabis authorization does not affect USCG or DOT testing. Program design and compliance obligations remain your responsibility under applicable law — we coordinate the collections.
On-Site Collections in Morgan City
OSV crew, marine fabrication yards, and US-90 carriers in St. Mary Parish — get compliant USCG and DOT mobile collections dispatched today.
Use our instant quote calculator to scope your collection or visit our service areas page for broader coverage context.
Questions from employers in this region
Do you serve marine fabrication yards and OSV crew in St. Mary Parish?
Yes. We dispatch to fabrication yard gates and vessel crew change facilities throughout St. Mary Parish — including USCG 46 CFR Part 16 compliant collections for towing and OSV crew.
Core programs: Mobile & on-site drug testing, DOT drug testing, Non-DOT drug testing, Post-accident testing, Reasonable suspicion testing, Random testing programs, Breath alcohol testing. Planning: how it works, instant quote calculator, all locations. Industries: employer industries we support. Long-form answers: Employer drug testing FAQ. Quick questions: Contact us.
For how we think about regions and feasibility, see service areas.
Nationally coordinated collection support
OnSite Employer Testing is headquartered in Illinois and coordinates mobile and on-site employer testing across selected regions and employer locations—including through partner collectors when your program, timing, and geography allow. Availability depends on location, timing, test type, site access, collector availability, and scheduling needs.
Mobile Testing for Morgan City's Marine and Offshore Workforce
OSV crew, marine fabrication yards, and US-90 carriers in St. Mary Parish — get compliant USCG and DOT mobile collections dispatched today.