Smithfield Sioux Falls Plant Permit Reversed by Judge

Smithfield’s Sioux Falls plant permit was reversed by a South Dakota judge, raising questions over the $1.3 billion pork project’s timeline.

Smithfield Foods’ plan to replace its century-old Sioux Falls pork plant with a modern facility has hit a legal obstacle. Judge Ann Hoffman of South Dakota’s Second District Court granted a petition from nearby landowners to reverse the conditional use permit the Sioux Falls City Council issued for the project at Foundation Park. The ruling found the city did not follow its own permitting requirements, which puts one of the largest US pork processing investments of the decade back in question.

What the Judge Decided

The case centred on process, not on whether Sioux Falls should have a new pork plant. Residents of the Crooks area, near the proposed site, argued that the city approved the permit without enough information about the project’s effects on surrounding properties.

Judge Hoffman agreed. She found that the city failed to comply with its own conditional use permit requirements and with its recently adopted Sioux Falls 2050 comprehensive plan. That plan requires thorough documentation showing that external effects are fully mitigated. Mitigation was discussed at public hearings, but the ruling said it was not documented to the level the plan demands. The decision also pointed to city ordinances that treat single-family housing and heavy industry as highly incompatible neighbours.

The ruling lists what was missing from the record: building design reports, analysis of the effect on groundwater, input from the city fire department, and a site management plan covering litter and odour control. The court acknowledged that Smithfield representatives had told the planning commission about odour controls, including air scrubbers and thermal oxidation systems, on-site wastewater treatment, and separate traffic routes for trucks and employees.

The Project at Stake

Smithfield announced the $1.3 billion investment in February. It would replace the company’s existing downtown plant, the former John Morrell facility, which has operated for nearly a century. The current plant processes more than 20,000 hogs a day, and Smithfield says its Sioux Falls operations employ about 3,200 people and pay around $200 million in annual wages.

Before the ruling, Smithfield expected to break ground in the first half of 2027 and begin production at the end of 2028. The project also has significant public backing. The city advanced a proposed $89.9 million tax increment financing district, and the South Dakota Board of Economic Development approved a reinvestment payment of nearly $30 million. Foundation Park already hosts an Amazon distribution centre and a CJ Foods frozen-food plant under construction.

What Happens Next

The ruling reverses the permit but does not cancel the project. Options available to the parties could include an appeal or a new permit application with fuller documentation that meets the 2050 plan’s requirements. At the time of writing, the next steps had not been publicly reported. Any path forward is likely to affect the original construction schedule.

What It Means for Pork Buyers and the Supply Chain

For now, nothing changes on the ground. The existing Sioux Falls plant keeps operating, so there is no immediate effect on US pork supply. The longer-term implications are about capacity and modernisation:

• The current plant keeps running. Day-to-day pork and packaged-meat supply from Sioux Falls is not directly affected by the ruling.
• Modernisation may be delayed. The new facility was designed around advanced automation and processing technology, and any delay pushes those efficiency gains further out.
• Permitting risk is now part of plant planning. The case shows that local land-use procedure, not just financing or demand, can decide the timeline for major processing investments.
• Watch for the city’s and Smithfield’s next move. An appeal or resubmission would be the clearest signal of whether the 2027–2028 timeline can hold.

Frequently Asked Questions

Why was Smithfield’s Sioux Falls permit reversed?

A South Dakota circuit judge found the City of Sioux Falls did not follow its own conditional use permit requirements or its Sioux Falls 2050 plan, including the requirement to document that the project’s external effects would be fully mitigated.

Does the ruling stop Smithfield’s existing Sioux Falls plant?

No. The ruling concerns the permit for the proposed new plant at Foundation Park. The existing downtown facility continues to operate.

How big is Smithfield’s planned Sioux Falls plant?

Smithfield plans to invest about $1.3 billion in the new facility, which would replace a plant that currently processes more than 20,000 hogs a day and supports around 3,200 jobs.

Sources

Additional Resources

Data note: the new plant’s planned daily capacity is not quoted because it could only be found in a secondary source. Next steps after the ruling had not been publicly reported at the time of writing.