Tap water hardness in Changhua County
We have published hardness data for 23 cities in Changhua County. The median is 184 mg/L; the hardest water is in Fangyuan (233 mg/L), the softest in Ershui (75 mg/L).
87 % 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 Changhua County, hardest first
| mg/L | mg/L | ||
|---|---|---|---|
| Fangyuan | 233 | 233 | very hard |
| Yongjing | 231 | 231 | very hard |
| Xihu | 230 | 230 | very hard |
| Pitou | 225 | 225 | very hard |
| Tianwei | 224 | 224 | very hard |
| Erlin | 223 | 223 | very hard |
| Buyan | 205 | 205 | very hard |
| Zhutang | 203 | 203 | very hard |
| Buxin | 201 | 201 | very hard |
| Xizhou | 194 | 194 | very hard |
| Beidou | 190 | 190 | very hard |
| Hemei | 184 | 184 | very hard |
| Fenyuan | 173 | 173 | hard |
| Fuxing | 171 | 171 | hard |
| Xiushui | 171 | 171 | hard |
| Shengang | 155 | 155 | hard |
| Xianxi | 155 | 155 | hard |
| Changhua | 153 | 153 | hard |
| Lugang | 145 | 145 | hard |
| Tianzhong | 143 | 143 | hard |
| Yuanlin | 109 | 109 | moderately hard |
| Shetou | 100 | 100 | moderately hard |
| Ershui | 75 | 75 | moderately hard |