CESPT Uses Green Bond Funds for Tijuana and Rosarito Water Projects

CESPT Uses Green Bond Funds for Tijuana and Rosarito Water Projects

With nine projects already completed and two more in progress, the initiative strengthens water infrastructure for both municipalities.

Por Eric Sanchez el August 27, 2026 at 11:32 AM PDT

The State Commission of Public Services of Tijuana (CESPT) has allocated resources from the Green Bond toward a series of infrastructure projects aimed at improving drinking water and sanitation services in Tijuana and Playas de Rosarito including water treatment, storage, and distribution systems, as well as sewage flow and wastewater treatment facilities.

Promoted by the state government led by Governor Marina del Pilar Avila Olmeda, in partnership with the North American Development Bank (NADBank), the Green Bond mechanism ensures that funds are exclusively channeled into water-related projects to deliver environmental and social benefits.

To date, the program has mobilized 661.5 million pesos in investments across both municipalities, with nine completed projects and two under construction.

“These Green Bond resources are being used for treatment plants, storage tanks, pipelines, pumping stations, and collectors that directly support service delivery. Every project is designed to enhance operational infrastructure and give families greater confidence in their water supply,” said CESPT Director General Mónica Vega Aguirre.

Among the finished projects is the rehabilitation of the pipelines connecting the La Presa Water Treatment Plant to the Morelos Plant, a critical artery that supplies water to a large portion of Tijuana’s distribution network.

Crews also refurbished the Otay Drinking Water Tank and its feeder line, while pumping equipment at the Obrera Tank was overhauled to ensure storage and movement of water before it reaches neighborhood distribution networks.

Additional completed work includes the replacement of the Murúa Tank–Vía Rápida–Alamar pipeline, alongside the first phase of upgrades at the Abelardo L. Rodríguez Water Treatment Plant, where water undergoes treatment prior to public distribution.

Regarding sanitation, CESPT finished rehabilitating the Rosarito Norte Wastewater Treatment Plant, completed the second stage of the Matanuco Collector, and built the Oriente Collector, all infrastructure designed to improve the transport and treatment of sewage flows.

The program also allocated funds for the purchase of 11 equipment units to support CESPT field crews in their ongoing operation and maintenance activities throughout Tijuana and Playas de Rosarito.

Two projects are still in the execution phase. One involves relocating the Florido–Aguaje Aqueduct in the El Cortez neighborhood, a vital line that delivers water to Tijuana’s supply system.

The other is the development of a treated-water outfall system for the Arturo Herrera and La Morita plants, which is expected to prevent roughly 500 liters per second of discharge from entering the Tijuana River and contribute to the restoration of the binational watershed.

Vega Aguirre said that the deployment of these funds is addressing multiple points along the water cycle, from treatment and distribution to wastewater collection and processing, with a focus on leaving the region’s infrastructure in better condition for years to come.

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