| Subject | Latvian | English |
| earth.sc., life.sc. | pazemes notece | subsurface flow |
| earth.sc., life.sc. | pazemes notece | subsurface runoff |
| earth.sc., life.sc. | pazemes notece | underground runoff |
| earth.sc., life.sc. | pazemes notece | interflow |
| earth.sc., life.sc. | pazemes notece | groundwater flow |
| environ. | plūdu notece | flood runoff The total quantity of water flowing from the catchment during the period of the flood |
| earth.sc., agric. | virszemes notece | surface runoff |
| earth.sc., agric. | virszemes notece | overland flow |
| environ. | ūdens virsmas notece | surface runoff Water that travels over the soil surface to the nearest surface stream; runoff of a drainage basin that has not passed beneath the surface since precipitation |