In this Deep Dive, we explore Tijuana’s groundbreaking initiative to regenerate wastewater into fully potable water. With Baja California’s heavy reliance on the fragile Colorado River, this plan aims to produce up to 720 liters per second—enough for 350,000 people—by modernizing treatment plants and piping clean water back into the city’s main reservoir. Backed by binational agreements and federal oversight, the project could mark a turning point in Baja’s long struggle for water security. Is recycled water the region’s future lifeline? 💧♻️🚰