
First on FOXUS Senators Tim Sheehee and R. Montana called out Mexican President Claudia Sinbaum is a scathing letter dealing with a large amount of raw sewage, where neighboring countries deal with waste dumped in the Tijuana River.
The letter not only outlines Sheehee’s concerns about the health and safety of local residents, but also points out that toxic leaks may be putting US national security at risk.
“This ongoing discharge causes thousands of Americans to sick each year, including US Navy seals and marine special forces training in affected waters,” the letter to the Mexican president reads. “In February 2025, the Department of Defense Inspector’s Office concluded that the Navy Special Wars Command would recommend cancel or relocate up to 75% of water training exercises at Navy Amphibious Base Coronado due to rising levels of bacterial contamination.”
EPA chief assumes Mexico’s “sewage crisis” and naval seals flow into US waters on trains

Mexican President Claudia Sheinbaum will speak at a press conference at the National Palace in Mexico City, Mexico on January 8, 2025. (Reuters)
Last week, the International Boundary Water Commission said Mexico dumps 5 million gallons of sewage a day into Tijuana RRVER. The toxic waste can then flow into the US and even take the path to the Pacific Ocean.
“For decades, Mexico has been dumping toxic waste into the water on our most elite military train trains. “The problem is only getting worse, and what we didn’t do about it is hurting our military and national security. Mexico needs to stop this toxic tide soon.”
Although Sheehee has issued a warning from Congress, local leaders have also confirmed that the Mexican government’s intentional waste dumping left dangerous and harmful environmental conditions for residents.

On January 25th, 2025, patrol US Customs and Border Guard patrols in a truck along the US-Mexico border wall in Imperial Beach, San Diego. (Getty Images)
“This sewage is not only disgusting, but also dangerous. It contains E. coli, antibiotic-resistant bacteria, arsenic and other toxic chemicals,” explained San Diego County Supervisor Jim Desmond. Recent Fox News Op-Ed. “Our water is contaminated. Our atmosphere is contaminated with aerosolized waste. Residents report everything from skin infections to viral pharyngitis.
Next Tuesday, Reported by Fox News Digital EPA administrator Lee Zeldin is very aware of the issue and intends to visit local treatment facilities in San Diego to assess the harmful flow of toxic waste from Mexico into the United States. A source close to Zeldin told Fox that this is a top priority for President Donald Trump’s environmental leader.

Montana Republican US Senate candidate Tim Sheehee will speak at a Trump rally at Montana State University in Bozeman, Montana on August 9, 2024. (Michael Cia Gro/Getty Images)
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“There are so many horror stories of navy seals, some of the bravest and brightest service members in the military — got sick from training in waters polluted by Mexican sewage that plunged into our country,” Zeldin told Fox on Friday. “This was a human health crisis that has remained for decades.”
Preston Mizell is an author of Fox News Digital, which covers Breaking News. Story tips can be sent to preston.mizell@fox.com and x @mizellpreston