SIOUX CITY | A Big Ox employee was taken to the hospital Wednesday night after another hydrogen sulfide exposure at its South Sioux City plant. It is the same plant that has been under Occupational ...

SOUTH SIOUX CITY | Neither of Big Ox Energy's facilities outside South Sioux City have been tied to sewer line problems like issues that displaced as many as two dozen residents at its height last ...

SOUTH SIOUX CITY -- Big Ox Energy continues to work with state and federal regulators on a plan to comply with its most recent environmental violations, a company representative and regulators said.

The exterior of Big Ox Energy in Dakota City, Nebraska. South Sioux City homeowners blame their displacement on Big Ox Energy, which began treating the city's wastewater in the fall. SOUTH SIOUX CITY, ...

SOUTH SIOUX CITY, Neb. (KCAU) — The City of South Sioux City, Nebraska, has announced that a settlement has been reached with Big Ox Energy. This comes after a multiple-year-long legal battle between ...