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The mayor of Imperial Beach, Calif., and the governor of Baja California are engaged in an ongoing public feud over cross-border sewage spills, which have been a problem for years and resulted in polluting local communities in the United States and making people ill.

Mexican Gov. Jaime Bonilla has held three separate news conferences this month demanding Mayor Serge Dedina apologize for his public criticisms of Mexico’s inability to stop sewage from flowing into the U.S.

Bonilla publicly insisted that his administration has already fixed the problem by repairing broken pumps and clearing trash along the Tijuana River Valley. However, Dedina pointed out that Tijuana’s overburdened sewage system continues to discharge contaminated water from a pump station six miles south of the border. Until that is fixed, he said, cross-border sewage flows will continue.

The pumps along the Tijuana River Valley were only one source of the cross-border flow. Even though they are repaired, the other flow still threatens Imperial Beach residents.

Read the full story on LATimes.com.