Table 2.
Chemical composition of rainwater according to the air-flow directions in accordance with Niedźwiedź’s (2011) classification (0—no prevailing direction); Wielkopolski National Park; years 2010–2011
| Cond | pH | F− | Na+ | NH4 + | K+ | Mg2+ | Ca2+ | Cl− | NO3 − | SO4 2− | PO4 3− | NO2 − | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| μS/cm | – | mg/l | |||||||||||
| N | 26.1 | 4.95 | 0.08 | 0.32 | 1.03 | 0.35 | 0.11 | 0.92 | 0.62 | 2.90 | 2.69 | 0.12 | 0.01 |
| NE | 39.3 | 5.06 | 0.14 | 0.60 | 1.91 | 0.95 | 0.33 | 1.33 | 2.53 | 4.52 | 4.34 | 0.04 | 0.03 |
| E | 21.4 | 4.71 | 0.06 | 0.23 | 0.71 | 0.40 | 0.07 | 0.61 | 0.53 | 2.08 | 2.23 | 0.08 | <0.01 |
| SE | 30.1 | 4.44 | 0.08 | 0.34 | 0.83 | 0.17 | 0.10 | 0.76 | 0.75 | 3.03 | 3.07 | 0.16 | <0.01 |
| S | 27.3 | 4.79 | 0.08 | 0.23 | 0.99 | 0.81 | 0.14 | 0.96 | 0.67 | 2.50 | 3.00 | 0.29 | 0.01 |
| SW | 37.1 | 4.70 | 0.12 | 0.44 | 1.37 | 0.97 | 0.16 | 1.04 | 1.26 | 3.68 | 4.41 | 1.29 | 0.01 |
| W | 36.6 | 4.98 | 0.12 | 0.41 | 1.41 | 0.88 | 0.18 | 1.21 | 1.37 | 3.51 | 4.42 | 0.54 | 0.01 |
| NW | 38.9 | 5.10 | 0.10 | 0.51 | 1.32 | 0.66 | 0.18 | 1.05 | 1.37 | 3.30 | 3.69 | 0.34 | 0.01 |
| 0 | 39.1 | 4.81 | 0.13 | 0.34 | 1.57 | 0.72 | 0.16 | 1.03 | 0.87 | 3.44 | 4.01 | 0.24 | 0.03 |
Values exceeding the third quartile have been marked in bold