Department of Water Resources and Irrigation (Nepali: जल तथा मौसम विज्ञान विभाग) is a department under Ministry of Energy, Water Resources and Irrigation.
Its mainly works by collecting data related to hydrology and meteorology throughout Nepal and processing to publish and disseminate them.
[1][2] Government of Nepal started hydro meteorological activities since 1962 AD.
The activities were initiated as a section under the Department of Electricity which was later transferred to the Department of Irrigation.
It was then upgraded to Department of Hydrology and Meteorology in 1988.