Michael Montgomery, director of the EPA’s Superfund and Emergency Management Division, told the Board of Supervisors that ...

"The reality is that things have gotten much worse since then," she said. "Absence of evidence is not evidence of absence." ...

Federal agency said samples of contaminants from previous years did not exceed its thresholds for public health concerns ...

Billions of gallons of raw sewage and dangerous chemicals have been allowed to flow freely into the Tijuana River and on to ...

The San Diego Air Pollution Control District issued the first nuisance citation for odors coming from the sewage overflows; ...

Evidence keeps mounting, pointing toward a public health emergency in the Tijuana River Valley, where toxic water continues ...

Paloma Aguirre has been a relentless advocate for solutions to the Tijuana River sewage crisis. Now she seeks to bring her ...

Have you ever wondered what happens to all those tires that get low on tread and replaced? Tens of thousands end up in Mexico, posing an environmental threat.

County health officials have extended water contact closures to South Bay shorelines due to ongoing sewage flow from the ...

It was a year in which the Tijuana River — the polluted corridor that carries sewage, trash and toxins across the U.S.-Mexico border — was labeled one of America’s most endangered rivers.