Tap water hardness in Nantou County
We have published hardness data for 12 cities in Nantou County. The median is 160 mg/L; the hardest water is in Renai (248 mg/L), the softest in Puli (70 mg/L).
75 % 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 Nantou County, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Renai | 248 | 248 | very hard |
| Shuili | 197 | 197 | very hard |
| Mingjian | 195 | 195 | very hard |
| Zhongliao | 195 | 195 | very hard |
| Zhushan | 195 | 195 | very hard |
| Nantou | 168 | 168 | hard |
| Xinyi | 152 | 152 | hard |
| Guoxing | 151 | 151 | hard |
| Caotun | 136 | 136 | hard |
| Lugu | 96 | 96 | moderately hard |
| Yuchi | 82 | 82 | moderately hard |
| Puli | 70 | 70 | moderately hard |