| fi_syke_runoff_meta | SYKE runoff station metadata (area & altitude) |
| fr_hubeau_meta | FR_HUBEAU precomputed station metadata |
| hydro_service | Create a hydro service object |
| hydro_services | List available providers |
| jp_mlit_meta | Japan MLIT stations metadata snapshot |
| list_countries | List available countries |
| stations | List stations for a provider |
| stations.hydro_service_BR_ANA | ANA stations (Brazil) - cache-first with optional update from inventory |
| timeseries | Retrieve time series for a provider |
| timeseries_parameters | List supported parameters/units for a provider |