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Jurisdiction pump station
Last Updated March 19, 2021
Pumping Stations under the jurisdiction of Nambu Wastewater Treatment Plant
- Isogo Pumping Station
- Mansei Pumping Station
- Yoshino Pumping Station
- Isogo No.2 Pumping Station and Pumping / Reservoir Facility
Isogo pumping station is a relay pumping station that collects sewage in the treatment area, drains rainwater, and sends sewage to Nambu Wastewater Treatment Plant.
Operations began in 1965, and staff members are stationed in the daytime and remote monitoring from the Nambu Wastewater Treatment Plant at night to save labor.
| Isogo pumping station exterior |
|---|---|
| The Isogo Pumping Station started operation in July 1965. | |
| Pump |
| A pump is a machine that pumps up sewage. Isogo pumping station has seven sewage pumps and nine rainwater pumps. |
The Mansei Pumping Station is adjacent to Naka-Murakawa, and is a pumping station aimed at eliminating flooding in Yoshino-cho, Takasagocho, Hiecho, Banseicho, Urafunecho, Naka Ward, Nogecho, Fukudomimachi, Kotobukicho, and Hanasakicho in Nishi WardIsezakicho.
During heavy rains, rainwater flows into the rainwater trunk line from the sewer main line and flows into the Mansei pumping station.
The Mansei pumping station uses a large pump to drain the rainwater into Naka-Murakawa to prevent damage from flooding in advance.
The upper part of the pump station is effectively used as a fire brigade warehouse and a plaza.
| Mansei pumping station exterior |
|---|---|
| The Mansei Pumping Station started operation in October 1987. | |
| Mansei Pumping Station Control Room |
| In the control room, you can see the status of various machines in the pumping station. |
The Yoshino Pumping Station is located at the junction of the Okagawa River and Naka-Murakawa, and aims to eliminate flooding in Kamiookanishi and Okubo in Konan Ward and Idogayashimomachi, Nakamachi and Minamiota-cho in Minami Ward.
During heavy rain, rainwater flows into the rainwater trunk line from the sewer main line and flows into the Yoshino pumping station.
The Yoshino pumping station uses a large pump to drain the rainwater into the Okagawa and Nakamura rivers to prevent damage caused by flooding in advance.
In addition, the upper part of the pumping station is effectively used as Yoshinocho citizen plaza.
| Yoshino pumping station exterior |
|---|---|
| The Yoshino Pumping Station started operation in June 1989. | |
| Yoshino pumping station control room |
| In the control room, you can see the status of various machines in the pumping station. |
Isogo Daini Pumping Station is adjacent to Tokyo Bay and is a pumping station mainly for the purpose of eliminating inundation in the area around the digging river.
The pumping and reservoir facility temporarily stores initial rainwater in rainy weather, sends it to Nambu Wastewater Treatment Plant in sunny weather, clean the water, and discharges it to Tokyo Bay.
In addition, the upper part of the reservoir is open to the public as a park where the sea can be seen.
| Isogo No.2 pumping station exterior |
|---|---|
| The Isogo No.2 pump started operation in March 2000. | |
| Pumping facilities |
| There are two types of pumping facilities: a sand basin for collecting sand and garbage contained in the initial rainwater, and a pump for putting the initial rainwater into the reservoir. | |
| A park with a view of the sea |
| It is a park where you can see the sea seen from the rooftop of the pumping facility. |
We are looking for a tour of the facility.
You can actually observe the outline of the sewerage business and the process of regenerating dirty water and turning it into clean water.
If you would like to visit the facility, please contact the following. (Reception and tours are available only on weekdays.)
For inquiries to this page
Sewerage River Bureau Sewerage Facilities Department Nambu Wastewater Treatment Plant
Phone: 045-761-5251
Phone: 045-761-5251
Fax: 045-754-2367
Email address: gk-nambuwtp@city.yokohama.lg.jp
Page ID: 914-761-798
