SOUTH SIOUX CITY | Odors still remain at several homes in South Sioux City, but monitors in the affected sewer line are showing a downward trend in hydrogen sulfide levels, an engineer told local ...

Sewer system management is a critical challenge that intersects public health, infrastructure longevity, and environmental sustainability. In particular, the control of hydrogen sulfide—produced ...

The San Diego County Air Pollution Control District will soon start monitoring concentrations of hydrogen sulfide in Imperial Beach, one of several South County communities impacted by the odors ...

A federal environmental public health agency said it will investigate the potential harm caused by exposure to hydrogen sulfide in the air near the sewage-tainted Tijuana River and issue ...

Rotten-egg gas might one day help power your world—and clean it at the same time. Researchers at The Ohio State University have found a way to turn hydrogen sulfide, a highly toxic and foul-smelling ...

Last year, Twin Falls purchased two odor scrubbers to address an alarming number of complaints about putrid odors floating around the city. The city received fewer complaints this year about one ...

The unfettered flow of wastewater from the Tijuana River has not only been threatening Southern California’s beaches, but it has also unleashed alarming amounts of toxic gas in area communities, a new ...