The International Boundary and Water Commission kicked off a pilot project this month to improve the water quality in the heavily polluted Tijuana River. However, local elected leaders and scientists are concerned the project could do more harm than good.

“The USIBWC is conducting a small-scale pilot project to use ozone to remove contaminants from Tijuana River flows," The IBWC said in a statement sent to NBC 7. "This technology has the potential to reduce the exposure of Americans to Mexican sewage by killing bacteria and reducing hydrogen sulfide levels.”

Hydrogen sulfide levels have reached dangerous levels along the Tijuana River as it flows through the Tijuana River Valley near hundreds of homes and several schools and businesses.

“My concern is that there's not enough safeguard

See Full Page