Tap water hardness in Taichung
We have published hardness data for 21 cities in Taichung. The median is 120 mg/L; the hardest water is in Wufeng (173 mg/L), the softest in Heping (40 mg/L).
52 % of these cities have hard or very hard water (over 120 mg/L).
Taiwan Water Corporation reports total hardness in mg/L CaCO₃; the drinking-water standard is 300 mg/L.
Cities in Taichung, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Wufeng | 173 | 173 | hard |
| Wuri | 152 | 152 | hard |
| Dongshi | 151 | 151 | hard |
| Dajia | 150 | 150 | hard |
| Houli | 147 | 147 | hard |
| Waibu | 147 | 147 | hard |
| Shengang | 133 | 133 | hard |
| Longjing | 128 | 128 | hard |
| Wuqi | 128 | 128 | hard |
| Daya | 121 | 121 | hard |
| Shalu | 120 | 120 | hard |
| Dali | 109 | 109 | moderately hard |
| Fengyuan | 109 | 109 | moderately hard |
| Taichung | 109 | 109 | moderately hard |
| Taiping | 109 | 109 | moderately hard |
| Tanzi | 109 | 109 | moderately hard |
| Xitun | 109 | 109 | moderately hard |
| Shigang | 105 | 105 | moderately hard |
| Qingshui | 68 | 68 | moderately hard |
| Xinshe | 54 | 54 | soft |
| Heping | 40 | 40 | soft |