| Activity coordinator | Name | E-mail |
| Theme & observatory coordination | Vincent Guinot | vincent.guinot@umontpellier.fr |
| Antibioresistance / bacteriology | Patricia Licznar-Fajardo | patricia.licznar-fajardo@umontpellier.fr |
| Water chemistry | Chrystelle Bancon-Montigny | chrystelle.bancon-montigny@umontpellier.fr |
| Urban hydraulics and transport | Christian Salles | christian.salles@umontpellier.fr |
| Urban hydrogeology | Patrick Lachassagne | patrick.lachassagne@ird.fr |
| Hydro-meteorology | Luc Neppel | luc.neppel@umontpellier.fr |
| Model parametrization | Carole Delenne | carole.delenne@umontpellier.fr |
| Southern countries site coordination | Jean-Emmanuel Paturel | jean-emmanuel.paturel@ird.fr |
| Field work & metrology | Pierre Marchand | pierre.marchand@ird.fr |
| Website management | Pascal Finaud-Guyot | pascal.finaud-guyot@umontpellier.fr |