| 21 | What is the Basis for calculation of basic charges ? | 2011-05-05 |
| 22 | Where can I file my complaints about water quality? | 2011-05-03 |
| 23 | What are THMs? | 2011-05-03 |
| 24 | How do you disinfect the water in Taipei? | 2011-05-03 |
| 25 | How is the safety of your water protected after leaving water treatment plant? | 2011-05-03 |
| 26 | What is Taipei Water Department’s Water Quality Monitoring System? | 2011-05-03 |
| 27 | Where can I pay my water bill? | 2011-05-03 |
| 28 | How should I apply for payment of water bills with my bank or post-office account? | 2011-05-03 |
| 29 | Where should I file my application for initiation, suspension, and resumption of water supply ? | 2011-05-03 |
| 30 | Why is there sand in my tap water? | 2011-05-03 |
| 31 | Why does the water look cloudy or like milk? | 2011-05-03 |