IMPERIAL BEACH, Calif. (KGTV) — Sewage flow across the U.S.-Mexico border may temporarily increase in the Tijuana River Valley as part of a sewer line-repair project in Mexico starting this week.

The Anglian Water tankers can be seen on the road in Werrington, Peterborough, as work starts to repair a leak to a sewer pipe The repair work is expected to take several days to complete.