| Small Sewage Outflow Pipe | Price (§): 4000 | Requirements: Level 8 | Footprint: 1 x 1 | Dirty Radius: 10 x 10 | Capacity (Units): 7 | Cost/Unit (§): 571 | Cost/Land (§): 4000 |
| Basic Sewage Outflow Pipe | Price (§): 12000 | Requirements: Level 8 | Footprint: 2 x 2 | Dirty Radius: 12 x 12 | Capacity (Units): 28 | Cost/Unit (§): 429 | Cost/Land (§): 3000 |
| Deluxe Sewage Treatment Plant | Price (§): 35000 | Requirements: Level 8 | Footprint: 2 x 3 | Dirty Radius: None | Capacity (Units): 55 | Cost/Unit (§): 636 | Cost/Land (§): 5833 |