Liquid Waste Trailers Engineered for Safe, Effective Removal

West-Mark’s full line of liquid waste trailers is engineered for safe, compliant, and efficient waste removal. Trusted by municipalities, industrial operators, and military teams, our equipment is proven in the field—including U.S. Navy operations where it’s used to evacuate oil and bilge waste from ship hulls.

Need a custom solution? West-Mark’s expert team brings decades of experience in vacuum systems and trailer-mounted tank design to build liquid waste trailers tailored to your exact operational needs. Whether you’re managing routine waste removal or responding to environmental spills, our units are engineered for long-term performance, reliability, and safety—even in the most demanding environments.

Liquid Waste Trailers Built for Compliance and Customization

No two waste management operations are alike. That’s why every West-Mark liquid waste trailer is custom-engineered to your exact specifications—from tank capacity and stainless steel construction to vacuum system layouts and DOT-compliant plumbing configurations.

Need high-capacity suction, hazardous waste transport, specialized ports, or compartmented tanks? West-Mark’s in-house engineers use advanced 3D modeling, FEA testing, and over 50 years of experience to design liquid waste trailers that deliver reliable, field-proven performance—even in the most demanding environments.

With West-Mark, you’re not just getting a tank; you’re investing in a fully integrated system built to perform, comply, and endure.

Liquid Waste Trailers Trusted by Industry and Government

West-Mark liquid waste trailers are built for those who demand performance without compromise. Proven in the field across municipal utilities, oil and gas, environmental services, and U.S. military operations, our equipment delivers unmatched reliability and durability—mission after mission.

With a focus on safety, uptime, and regulatory compliance, West-Mark liquid waste trailers and vacuum systems are trusted across a wide range of applications—from ship bilge evacuation to remote spill containment. When failure isn’t an option, our equipment delivers—job after job, year after year.

24/7 SUPPORT

All customers have access to their rep during business hours, or an emergency line at (800) 692-5844 any other time. We are here when you need us.

24-HOUR RESPONSE TIME

Emails, phone calls and texts will be returned within one business day.

FOR IMMEDIATE ASSISTANCE:
(800) 692-5844