Claim: There are several national and local infrastructure projects underway to clean up the Tijuana River and stop raw sewage pollution.
Verdict: Correct (95% confidence)
Explanation: According to the EPA (source 1), the United States and Mexico have reached an agreement to address the Tijuana River sewage crisis, indicating national-level involvement. The California State Lands Commission (source 2) confirms that projects include expanding the South Bay International Wastewater Treatment Plant, which is a local initiative. Surfrider.org (source 4) reports that $491 million has been secured for border water infrastructure improvements, further supporting the claim of ongoing ...