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A B C D E F G H I J K L M N O P Q R S T U V W XYZ #
Long names are given in the original language. An English equivalent will be provided as far as it is known to GRDC. If available, an URL will be provided which will guide you to the respective external presentation, usually the Website of the organisation, programme or project. These Hyperlinks are provided as a convenience only. They imply neither responsibility for, nor approval of, the information contained in those Websites.
| HAD | Hydrologisches Atlas von Deutschland (Hydrological Atlas of Germany) |
| Hadley Centre | UK Met Office Hadley Centre |
| HARON | Hydrological Applications and Run–Off Network, joint intitiative of WMO-HWRD and GEO |
| HELP | Hydrology for the Environment, Life and Policy of UNESCO |
| HEPEX | Hydrologic Ensemble Prediction Experiment |
| HKH FRIEND | Hindu Kush-Himalayan FRIEND |
| HKH HYCOS | Hindu Kush-Himalaya Hydrological Cycle Observing System, belongs to WHYCOS |
| HLCM | UN High Level Committee on Management |
| HLCP | UN High Level Committee on Programmes |
| HMEI | Association of Hydro-Meteorological Equipment Industry |
| HOMS | Hydrological Operational Multipurpose System of WMO |
| HWRD | Hydrology and Water Resources Department of WMO |
| HWRP | Hydrology and Water Resources Programme of WMO |
| HYDAT | Canadian National Water Data Archive, hosted by Environment Canada |
| HYDATA | Hydrological data processing and analysis system, developed by CEH, UK, and currently used in more than 40 countries |
| HYDRO1K | HYDRO1K Elevation Derivative Database of USGS |
| HYDROLARE | International Data Centre on the Hydrology of Lakes and Reservoirs |
| HYDRONIGER | Système de prévision Hydrologique pour le bassin du fleuve Niger (Hydrological Forecasting System for River Niger's Basin) of AOC-HYCOS |

