| Source description | Stack height (m) | Stack diameter (m) |
| Fans on the first floor of house 1 - 4 | 1.35 | 1.22 |
| Fans on the second floor of house 1 - 4 | 3.84 | 1.22 |
| Fans of house 5 - 6 | 1.35 | 1.22 |
| Vents of house 102 & 103 | 5.5 | 1.54[a] |