Type | Granites | Schistes & Volcano-sediment |
| Mafic basic |
| Surface water | |||||||||||||
Min | Max | Médiane | n |
| Min | Max | Median | n |
| Min | Max | Median | n |
| Min | Max | Median | n | |
Ca (mg・L−1) | 1.7 | 61.23 | 14.82 | 9 |
| 9.23 | 78.2 | 35.9 | 6 |
| 4.77 | 49.7 | 21.7 | 6 |
| 1.03 | 23.12 | 3.78 | 5 |
Mg (mg・L−1) | 1.4 | 30.8 | 3.04 | 9 |
| 0.88 | 25.3 | 9.03 | 6 |
| 2.45 | 47.5 | 8.67 | 6 |
| 0.33 | 9.2 | 2.3 | 5 |
Na (mg・L−1) | 3 | 62.7 | 18.1 | 9 |
| 3.7 | 34.6 | 17.7 | 6 |
| 1.6 | 61.9 | 12.2 | 6 |
| 1.1 | 20.6 | 2.6 | 5 |
Si (mg・L−1) | 7.5 | 32 | 29 | 9 |
| 10.3 | 33.7 | 23 | 6 |
| 6.2 | 19.1 | 6.8 | 6 |
| 4.8 | 10.4 | 5.2 | 5 |
K (mg・L−1) | 0.3 | 21.4 | 2.3 | 9 |
| 1.8 | 9.1 | 2.1 | 6 |
| 0.2 | 4.7 | 1.7 | 6 |
| 0.2 | 3.7 | 3.1 | 5 |
HCO3 (mg・L−1) | 18.3 | 115.9 | 73.2 | 9 |
| 61 | 366 | 143.3 | 6 |
| 6.1 | 280.6 | 73.2 | 6 |
| 24.4 | 164.7 | 24.4 | 5 |
Cl (mg・L−1) | 2.1 | 63.7 | 6.3 | 9 |
| 2.6 | 37.6 | 8.2 | 6 |
| 2.2 | 55.6 | 8.2 | 6 |
| 2.05 | 7.3 | 2.1 | 5 |
SO4 (mg・L−1) | 0.3 | 113.5 | 5.1 | 9 |
| 0.4 | 21.7 | 5.04 | 6 |
| 0.5 | 11.34 | 1.26 | 6 |
| 0.3 | 1.6 | 0.4 | 5 |
NO3 (mg・L−1) | 0 | 224.3 | 2.09 | 9 |
| 0.29 | 43.1 | 6.1 | 6 |
| 0 | 277.5 | 23.7 | 6 |
| 0 | 0.47 | 0 | 5 |