| Test Items | Test Value | Unit | Standard Value |
|---|---|---|---|
| Hydrogen ion concentration (pH) | 7.7 | -- | 6.0~9.0 |
| Water temperature | 28.1 | 0 °C | 35 |
| Suspended solids (SS) | 8.2 | mg/L | 30 |
| Chemical oxygen demand (COD) | 18.35 | mg/L | 100 |
| Total chromium | 0.06 | mg/L | 1.5 |
| Hexavalent chromium | 0.09 | mg/L | 0.35 |
| Soluble iron | 0.095 | mg/L | 10.0 |
| Soluble manganese | 0.088 | mg/L | 10.0 |
| Nickel | 0.034 | mg/L | 0.7 |
| Copper | 0.029 | mg/L | 2.0 |
| Cadmium | ND | mg/L | 0.02 |
| Total mercury | ND | mg/L | 0.001 |
| Lead | ND | mg/L | 0.5 |
| Zinc | 0.02 | mg/L | 3.5 |