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Hokubu No.1 Wastewater Treatment Plant
Last Updated October 1, 2021
Introduction to Hokubu No.1 Wastewater Treatment Plant
Returning to Introduction of Water Reclamation Centers
Hokubu No.1 Wastewater Treatment Plant is a combined sewage treatment facility that covers the northwestern part of Tsurumi Ward and part of Kohoku Ward. Sewage is cleaned by the activated sludge method and discharged into the Tsurumi River. In addition, along the Tsurumi River, a first-class river, three sewage relay and rainwater drainage pumping stations, five rainwater drainage pumping stations, and three underground pumping facilities are managed along the coast to drain rainwater quickly to the Tsurumi River. We are making efforts to prevent flooding in the town. In addition, a rainwater reservoir is operating as an initial pollution countermeasure during rainfall.
Site area | 100,320m2 |
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Planned processing area | 2,150ha |
Processed population | 297,100 people |
Planned processing capacity | 139,100m33/day (currently 149,600m3/day) |
Sludge treatment | Pumping to Hokubu Sludge Treatment Plant |
You can download the outline brochure of our Center.
"Introduction of Water Reclamation Center" ~ Hokubu No.1 Wastewater Treatment Plant (PDF: 480KB)
Hokubu No.1 Wastewater Treatment Plant manages many pumping stations and prevents flooding in the town as a measure against rainwater drainage. In addition, Motomiya pumping station and rainwater reservoir are installed as a measure to prevent pollution during rainfall, and the upper part is open as a park.
Kamisueyoshi Pumping Station
Site area | 2,650m2 |
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Planned drainage area | 131.9ha |
Planned drainage capacity | 792.0m3/min |
Start of operation | March, 1987 |
Sueyoshi Pumping Station
Site area | 2,220m2 |
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Planned drainage area | 428.0ha |
Planned drainage capacity | 625.8m3/min |
Start of operation | March, 1964 |
Takada Pumping Station
Site area | 5,300m2 |
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Planned drainage area | 305.0ha |
Planned drainage capacity | 2025.0m3/min |
Start of operation | March, 1985 |
Tarumachi Pumping Station
Site area | 14,700m2 |
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Planned drainage area | 604ha |
Planned drainage capacity | 2,774.2m3/min |
Start of operation | April, 1967 |
Kita-Tsunashima Pumping Station
Site area | 6300m2 |
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Planned drainage area | 913ha |
Planned drainage capacity | 1,989.0m3/min |
Start of operation | May, 1972 |
Egasaki Pumping Station
Site area | 2,630m2 |
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Planned drainage area | 147.0ha |
Planned drainage capacity | 960.0m3/min |
Start of operation | November, 1991 |
Tsunashima No.2 Pump Station
Site area | 496.0m2 |
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Planned drainage area | 47.8ha |
Planned drainage capacity | 67.2m3/min |
Start of operation | July, 1961 |
Minami-Tsunashima Pump Station
Site area | 1,200m2 |
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Planned drainage area | 257.9ha |
Planned drainage capacity | 64.2m3/min |
Start of operation | February, 1958 |
We participate in facility tour events and local festivals.
- Mitsuike Park (Culture and Environment) Festival
- Sewer class for parents and children during summer vacation
- Tour of Tarumachi pumping station facilities
When coming from JR Tsurumi Station
Take a bus from Tsurumi Station Yokohama East Exit Bus Terminal No. 1 and 2 at Tsurumi Station, get off at the fourth bus stop, Morinaga Factory.
(As of November 2015, you can use 13 municipal buses from Platform No. 1 and 29 and 155 municipal buses from Platform 2.)
When you get off the bus stop, the front is Mornaga & Co. Tsurumi Plant, head to the left, cross the next traffic light, and head toward Tsurumi Sports Center. Hokubu No.1 Wastewater Treatment Plant is about a 10-minute walk.
Beyond Morinaga Bridge is Tsurumi Sports Center and Hokubu No.1 Wastewater Treatment Plant on your right.
Go ahead while looking at Hokubu No.1 Wastewater Treatment Plant on your right. The main gate is located in the back of the left.
Click here for the main gate of Hokubu No.1 Wastewater Treatment Plant.
When you come by car
From Tsurumi Station, turn right at the intersection in front of Morinaga Factory, cross the Morinaga Bridge, turn right after crossing Morinaga BridgeHokubu No.1 Wastewater Treatment Plant.
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For inquiries to this page
Sewerage River Bureau Sewerage Facilities Department Hokubu No.1 Wastewater Treatment Plant
Phone: 045-572-2281
Phone: 045-572-2281
Fax: 045-572-1109
Email address: gk-hokubu1wtp@city.yokohama.lg.jp
Page ID: 954-827-652