Grid · Analysis

Green hydrogen at the port: real projects, honest scale

The ports and refineries want hydrogen for heavy equipment and heat. Here is what is funded, what the electrolyzer math looks like, and where the announcements run ahead of the steel.

BY THE RENEWABLE ENERGY LA EDITORS · FILED OCTOBER 9, 2026 · 6 MIN READ ·

What is actually funded

California's hydrogen hub, known as ARCHES (the Alliance for Renewable Clean Hydrogen Energy Systems, the body the state set up to spend federal hydrogen money), was selected for up to roughly $1.2 billion from the U.S. Department of Energy, per DOE's own announcement, with more expected from private and state matches. That is real money, and some of it is pointed at the ports: fuel-cell trucks, cargo-handling equipment, and refueling. It is also spread across the whole state and spans several years, so what lands at San Pedro Bay is a slice of a slice.

At the docks themselves, the clearest funded work has been demonstration fleets rather than full conversions. The Shore to Store project, backed in part by the California Air Resources Board, put a small number of hydrogen fuel-cell drayage trucks (the short-haul rigs that haul containers from the terminals to inland warehouses) into real service. If you go looking for it, expect to find a handful of trucks and one or two fueling sites, not a replaced fleet. That gap is the whole story.

The electrolyzer math

An electrolyzer is a machine that runs electric current through water to split out hydrogen. The dominant cost is not the machine, it is the electricity, which is why green hydrogen (made with renewable power) still runs on the order of $4 to $6 or more per kilogram at last public estimates, against roughly $1 to $2 for the grey hydrogen refineries already make from natural gas. DOE's Hydrogen Shot target is about $1 per kilogram within a decade, and it is a target, not a price you can pay today.

For that math to work in Southern California, you need cheap, abundant, mostly-idle renewable power, which is why the serious production plans look to the desert rather than the harbor. LADWP's Intermountain Power Project in Delta, Utah, is being rebuilt to burn a hydrogen blend (starting at roughly 30 percent hydrogen, per the utility, with a long-run aim higher) using electrolyzers and underground salt-cavern storage. That plant feeds the LA basin over existing transmission. The port gets hydrogen trucks; the grid gets hydrogen made hundreds of miles away.

Who is building, and who is announcing

The players sort into two groups. Building, slowly: LADWP at Intermountain, the CARB-funded truck and equipment demos at the ports, and the Toyota, Kenworth, and Shell partnerships behind the fuel-cell rigs. Announcing, mostly: SoCalGas, whose proposed Angeles Link hydrogen pipeline system is still an early-phase proposal under review at the California Public Utilities Commission, not a line in the ground.

This desk's read is that the announcements run well ahead of the steel, and honestly so, because the hard parts are not technical. They are the price of clean power, the permitting of pipelines and storage, and whether terminal operators will buy trucks that cost more and fuel at fewer places than diesel. Any of those can stall for years. When someone shows you a rendering, ask what has an air permit and a signed offtake deal behind it.

Worth watching this month

1. Watch for CARB and ARCHES progress updates on the port fuel-cell truck and cargo-equipment deployments, which are routine filings but the clearest signal of real units in service.

2. Watch the CPUC docket for SoCalGas's Angeles Link for any scoping or data-request activity, since movement there would be the first concrete sign the pipeline is more than a proposal.

3. Watch LADWP board materials for Intermountain Power Project schedule notes, because its hydrogen-blend start date has slipped before and could again.

4. Watch DOE's clean hydrogen hub pages for any ARCHES milestone or funding-phase news, which would tell you whether the federal money is actually flowing.

5. Watch the ports' Clean Air Action Plan updates for any new zero-emission equipment targets, keeping in mind these are planning documents, not purchase orders.

Where this dispatch reads

U.S. Department of Energy, Regional Clean Hydrogen Hubs (.gov), www.energy.gov/oced/regional-clean-hydrogen-hubs-0, Federal program behind California's ARCHES hub, including the funding selection and the Hydrogen Shot cost target.
California Air Resources Board, zero-emission ports and trucks (.gov), ww2.arb.ca.gov/our-work/programs/zero-emission-truck-transition, State agency funding and rules behind the port drayage truck demonstrations, including fuel-cell projects.
California Public Utilities Commission (.gov), www.cpuc.ca.gov, Where SoCalGas's proposed Angeles Link hydrogen pipeline is reviewed; search the docket to see what has actually been decided.
LADWP, Intermountain Power Project, www.ladwp.com, Municipal utility pages on the Utah plant being rebuilt to burn a hydrogen blend that serves the LA basin.
ARCHES (Alliance for Renewable Clean Hydrogen Energy Systems), archesh2.org, California's hydrogen hub organization; its project list shows what is planned across production, storage, and transport.
Port of Los Angeles, Clean Air Action Plan, www.portoflosangeles.org/environment/air-quality/clean-air-action-plan, Port authority planning documents on zero-emission equipment goals; useful for separating targets from purchases.

Questions readers have asked

Is this different from the hydrogen refineries already use?

Yes. Most hydrogen today is grey, made from natural gas and releasing carbon. Green hydrogen is made by splitting water with renewable electricity, which is cleaner and, for now, more expensive.

Will any of this lower my electric bill?

Not directly, and not soon. Hydrogen for trucks and for blending at distant power plants is aimed at cutting emissions, not rates. Some costs, like a proposed pipeline, could eventually show up on gas bills if approved.

Can I buy a hydrogen car in LA?

You can buy a fuel-cell car, but think hard about fueling. Public hydrogen stations in the region are sparse and have had reliability and price problems, so most of the near-term action is in heavy trucks, not passenger cars.

Why not just use batteries for the trucks?

Batteries work well for many uses and are winning on cost. For the heaviest, longest-running equipment, operators argue hydrogen's fast refueling and lighter weight help, which is why the port demos test both.