San Diego — The USA and Mexico have signed an settlement outlining particular steps and a brand new timetable to scrub up the longstanding drawback of the Tijuana River pouring sewage throughout the border and polluting California seashores, officers from each nations introduced Thursday.
Billions of gallons of sewage and poisonous chemical substances from Tijuana have polluted the Pacific Ocean off neighboring Southern California, closing seashores and sickening Navy SEALs who practice within the water. That’s regardless of a number of efforts and tens of millions of {dollars} which have been poured into addressing the issue over a long time, together with underneath the primary Trump administration.
“There is a great commitment by the two countries to strengthen cooperation,” Mexico’s Environmental Secretary Alicia Bárcena mentioned Thursday after assembly with Environmental Safety Company Administrator Lee Zeldin in Mexico Metropolis for the signing of the memorandum of understanding.
Mexican Secretary of Surroundings and Pure Assets Alicia Barcena Ibarra and U.S. Environmental Safety Company (EPA) Administrator Lee Zeldin signal a memorandum of understanding between U.S. and Mexico to realize a everlasting answer to the Tijuana River sewage situation, in Mexico Metropolis on July 24, 2025.
Raquel Cunha / REUTERS
The accord comes three months after Zeldin flew to San Diego to fulfill with Mexican officers and go to the border.
“I smelled what a lot of residents in the community lived through and have to deal with,” he mentioned Thursday. “I saw the degradation of the Tijuana River valley. I heard about the beaches that were closed. I met with the Navy Seals, who have had their training impacted. It was a powerful visit all around for me.”
“The Trump Administration is proud to deliver this massive environmental and national security win for Americans in the San Diego area who have been living with this disgusting raw sewage flowing into their communities for far too long,” Zeldin mentioned, in accordance with CBS San Diego affiliate KFMB-TV.
A pair stroll alongside the seashore as indicators warn of contaminated water Wednesday, Dec. 12, 2018, at Imperial Seaside, Calif.
Gregory Bull / AP
Beneath the settlement, Mexico will full its allocation of $93 million towards infrastructure initiatives, together with adhering to a selected schedule for precedence initiatives spanning by way of 2027.
The 120-mile-long Tijuana River runs close to the coast in Mexico and crosses into Southern California, the place it flows by way of Navy-owned land and out to the Pacific.
As Tijuana’s wastewater therapy crops have aged, its inhabitants and business — together with the manufacturing crops, referred to as maquiladoras that make U.S. items – have boomed. On the similar time, there was a rise within the quantity of poisons which have made their method into the river and into San Diego County – since 2018, greater than 100 billion gallons of uncooked sewage laden with industrial chemical substances and trash.
The air pollution has sickened not solely swimmers, surfers and lifeguards but in addition schoolchildren, Border Patrol brokers and others who don’t even go within the water. Scientists say the sewage is vaporized when it foams up and enters the air individuals breathe.
California seashores close to the border have been closed as a rule over the previous 4 years.
Since 2020, greater than $653 million in funds have been allotted to handle the difficulty, however the disaster has continued largely due to delays by the Mexican authorities, Zeldin has mentioned.
Zeldin mentioned this settlement elements in “population growth, operation and maintenance costs, and other variables that would make this solution durable and long term.”
He praised the brand new administration of Mexican President Claudia Sheinbaum, who took workplace final October, for its willingness to handle the difficulty.
Sheinbaum mentioned earlier Thursday that her authorities would develop a wastewater therapy plant that would cut back the contamination reaching the coast.
“There are other actions that were signed that we have to complete, that we’re going to get done in the next year for the entire Tijuana sanitation system, for the entire metropolitan Tijuana area,” she mentioned.
Sheinbaum mentioned the US additionally has to make investments within the binational drawback.
Referring to a different settlement to ship extra water to the U.S. to scale back Mexico’s water debt within the Rio Grande, Sheinbaum mentioned the Tijuana River settlement “is a good example of how when our technical teams sit down, they can resolve a problem that seemed unsolvable.”
The U.S. has agreed to finish the enlargement of the South Bay Worldwide Wastewater Therapy Plant subsequent month. The settlement additionally stipulates that Mexico this yr divert 10 million gallons per day of handled sewage away from the shore.
