第２取水塔

From the heart of Tokyo, a hidden giant silently quenches the city’s thirst. This unassuming structure, the Dai-ni Torisui Tower, or Second Intake Tower, plays a vital role in Tokyo’s intricate water supply system. Let’s delve into the story of this remarkable landmark. The history of Tokyo’s waterworks stretches back to the 17th century, during the Edo period under Ieyasu Tokugawa’s rule. Back then, the system, known as “Josui,” consisted of wooden and stone conduits guiding water to wells. Imagine Edo residents gathering at these wells, their daily lives intertwined with this essential resource. However, this Josui system, while innovative for its time, was susceptible to contamination and decay. By the late 19th century, the need for a modern waterworks system became clear. The Dai-ni Torisui Tower, a product of this modernization effort, stands as a testament to Tokyo’s commitment to providing clean, reliable water. The Tokyo Metropolitan Waterworks Bureau, established in 1890, manages this complex system, which draws water from several river systems and groundwater sources. Think about the scale of this operation. Millions of people rely on the Bureau’s work, making it one of the largest waterworks operations globally. The Second Intake Tower, specifically, draws water from the Tamagawa River system, a network of dams and reservoirs ensuring a constant flow. This water is then treated at purification plants before reaching homes and businesses throughout the city. The Dai-ni Torisui Tower, while not a museum itself, is closely related to the Tokyo Waterworks Historical Museum. The museum provides deeper insights into the evolution of Tokyo’s water supply, showcasing the journey from the Edo-era Josui system to the present day. So, next time you enjoy a glass of refreshing Tokyo water, remember the Dai-ni Torisui Tower. It stands as a quiet guardian, a vital link in a system that sustains this bustling metropolis. It is a reminder of the ingenuity and foresight that brought clean water to millions, shaping the city we see today.