Research Article
Characteristics, Distribution, and Source Analysis of the Main Persistent Toxic Substances in Karst Groundwater at Jinan in North China
Table 9
Comprehensive quality evaluation of fractured karst water.
| Comprehensive quality classification of fractured karst water | Number of samples | Percentage (%) | Distribution area (km2) | Percentage (%) |
| II | 12 | 8.05 | 152.49 | 5.56 | III | 82 | 55.03 | 2414.32 | 88.04 | IV | 40 | 26.85 | 151.75 | 5.54 | V | 15 | 10.07 | 23.72 | 0.86 | Total | 149 | 100 | 2742.28 | 100 |
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