Stockton Cement Terminal

With more than 130 years of experience supplying builders, contractors, engineers, precast producers, and public agencies, CalPortland delivers high-performance cement backed by rigorous quality standards, technical expertise, and reliable supply.

Located in the Port of Stockton, the Stockton West cement terminal provides Portland cement that meets or exceeds ASTM C150 specifications for Type IL, Type III, Type II/V and plastic cement.

What you can expect from CalPortland:

• Proven Expertise – Over a century of cement manufacturing experience supporting infrastructure, commercial, industrial, and residential projects of every scale.
• Quality Assurance – ASTM-compliant products produced under strict laboratory testing, process control, and continuous quality monitoring.
• Technical Support – Experienced materials engineers and cement technical specialists available for specification review, performance guidance, and troubleshooting.
• Reliable Supply & Distribution – State-of-the-art plants, deep-water import terminals, and regional transfer terminals ensures consistent, on-time delivery.
• Advanced Low-Carbon Solutions – Production of blended cements like ADVANCEMENT™ that reduce CO₂ while maintaining high performance.
• Safety & Environmental Leadership – Responsible manufacturing practices, energy efficiency initiatives, and continuous emissions reduction efforts.
• The Stockton West terminal achieved the U.S. Environmental Protection Agency’s (EPA’s) ENERGY STAR® Challenge for Industry. The ENERGY STAR® Challenge for Industry recognizes plants that achieve a 10% reduction in energy intensity within five years.

When you choose CalPortland cement, you gain a trusted materials partner that delivers consistency, performance, and technical confidence on every project.