Sewerage / Treatment Tanks

Mizutsukuriou Supporting 5 to 10 people
Treated effluent quality
| BOD | :20(less than mg/ℓ) |
|---|---|
| T-N | :20(less than mg/ℓ) |
| SS | :20(less than mg/ℓ) |

Johkaou Supporting 5 to 10 people
Treated effluent quality
| BOD | :10(less than mg/ℓ) |
|---|---|
| T-N | :20(less than mg/ℓ) |
| SS | :10(less than mg/ℓ) |

NSA-14〜50
Treated effluent quality
| BOD | :20(less than mg/ℓ) |
|---|---|
| T-N | :20(less than mg/ℓ) |
| SS | :15(less than mg/ℓ) |
| COD | :30(less than mg/ℓ) |

Johkaouχ Supporting 5 to 21 people
Treated effluent quality
| BOD | :10(less than mg/ℓ) |
|---|---|
| T-N | :10(less than mg/ℓ) |
| SS | :10(less than mg/ℓ) |

NK-USRⅡ Supporting 51 to 2,000 people
Treated effluent quality
| BOD | :20(less than mg/ℓ) |
|---|---|
| COD | :30(less than mg/ℓ) |
| SS | :10(less than mg/ℓ) |

NSR Supporting 51 to 150 people
Treated effluent quality
| BOD | :20(less than mg/ℓ) |
|---|

NKT Supporting 51 to 376 people
Treated effluent quality
| BOD | :20(less than mg/ℓ) |
|---|---|
| SS | :15(less than mg/ℓ) |


