Industrial activity contributes as well, with one industry and two kitchen markets adding to the river's contamination. The Tongi Canal faces pollution from 79 sources. These include 29 industrial ...

SAN DIEGO — South Bay residents gathered at the Coral Gate community park to share their frustrations and come up with solutions to the smell of sewage from the Tijuana River Valley in their ...

Sewage flow across the U.S.-Mexico border may temporarily increase in the Tijuana River Valley as part of ... the county Air Pollution Control District announced the project could also increase ...