Sewerage in the Ward Area
Sewerage Service in the Ward Area
In Japan, cities, towns or villages are responsible for sewerage service. But in the 23 wards area, we, TMG, provide sewerage service on their behalf.
There are 13 WWTPs in 10 treatment districts. The volume of wastewater treated is 4.67 million cubic meters per day.
Sewerage Plans
| Planned Population | 8,692,000 |
|---|---|
| Planned Area | 57,839 hectares |
Sewers (March, 2020)
| Total Length of Sewers | 16,136,559 m | |
|---|---|---|
| Trunk sewers | 1,114,070 m | |
| Branch sewers | 15,022,489 m | |
| Number of Manholes | 486,677 | |
| Number of Publicly Owned Sanitary Cleanout | 1,953,493 | |
Pumping Stations
| Number of Pumping Stations (April 1, 2020) |
84 |
|---|---|
| Volume of Pumped Wastewater in FY2019 | Annually: 831,923,690 m3 Daily Average: 2,273,016 m3 |
Wastewater treatment Plants
| Number of Wastewater Treatment Plants (April 1, 2020) |
13 |
|---|---|
| Volume of Treated Wastewater in FY2019 | Annually: 1,710,513,110 m3 Daily Average: 4,673,530 m3 |
