| Station | Anionic surfactants (mg・L−1). Mini | Anionic surfactants (mg・L−1). Moy | Anionic surfactants (mg・L−1). Maxi |
| Lav | 0.53 | 1.13 ± 0.74 | 1.96 |
| Ber 2 | 0.78 | 1.43 ± 0.68 | 2.14 |
| MHo | 0.33 | 1.29 ± 1.01 | 2.35 |
| Deb | 0.20 | 0.23 ± 0.04 | 0.28 |
| Mil | 0.15 | 0.24 ± 0.12 | 0.38 |
| Ber 1 | 1.10 | 1.27 ± 0.26 | 1.57 |