Published by
The San Diego Union-Tribune
The San Diego Union-Tribune
SAN DIEGO — Top federal environmental regulators in California laid out a $630-million plan on Monday to capture and treat sewage-tainted water that routinely flows over the border from Tijuana into Imperial Beach and up the coast. The blueprint focuses largely on installing a pumping system in the Tijuana River north of the U.S.-Mexico border to suck polluted flows out of the channel before they can foul shorelines in San Diego. Trash booms would be installed directly upstream of the intake. The U.S. Environmental Protection Agency hopes to break ground on the project by 2023. The upgrades wo…