San Diego County seeks researchers to study whether Tijuana River pollution is linked to illness
Oct. 8, 2026 — San Diego County is seeking researchers to study whether past exposure to Tijuana River Valley pollution is linked to higher rates of illness in nearby communities, including Imperial Beach, Nestor and San Ysidro. The study, funded at $200,000 to $250,000, may compare de-identified hospital discharge, cancer registry, mortality and Census data across areas with different exposure levels. Researchers' price quotes are due Oct. 30. The County declared the sewage crisis a local emergency in 2023.
The wall: When results would be available was not stated.
Tier: Confirmed (based on the County's release)
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