Core institutions = US-based, degree granting universities, colleges and technical schools and EDU entities.
| Name | Type | Country |
|---|---|---|
| Academy of Sciences of the Czech Republic | RLAB | Czech Republic |
| Aristotle University of Thessaloniki | EDU | Greece |
| Australian Bureau of Meteorology | GOV | Australia |
| Battelle | ORG | United States |
| Bay Area Air Quality Management District | GOV | United States |
| Brandenburgische Technische Universität Cottbus | EDU | Germany |
| Brookhaven National Lab | GOV | United States |
| Center for Marine and Atmospheric Sciences | EDU | Germany |
| Center for Weather Forecasting and Climate Studies (CPTEC/INPE) | GOV | Brazil |
| Centro de Estudios Superiores de la Aviación | EDU | Spain |
| Chalmers University of Technology | EDU | Sweden |
| Chinese Government | GOV | Peoples Republic of China |
| Columbia Scientific Balloon Facility (CSBF/NASA) | GOV | United States |
| Columbia Scientific Balloon Facility (NSBF/NASA) | GOV | United States |
| Commission for Atomic Energy | GOV | France |
| Commonwealth Scientific and Industrial Research Organisation (CSIRO) | GOV | Australia |
| Delft University of Technology | EDU | Netherlands |
| Dutch Institute for National and International Delta Issues | RLAB | Netherlands |
| Environmental Systems Science Centre | EDU | United Kingdom |
| European Centre for Medium-Range Weather Forecasts | RLAB | United Kingdom |
| Hellenic Centre for Marine Research | RLAB | Greece |
| ITC | EDU | Netherlands |
| Institute of Methodologies for Environmental Analysis | RLAB | Italy |
| Leiden University | EDU | Netherlands |
| Lulea University of Technology | EDU | Sweden |
| METEO: National Meteorological Administration | GOV | Romania |
| McGill University | EDU | Canada |
| National Aeronautics and Space Administration (NASA) | GOV | United States |
| National Aquatic Resources Research and Development Agency | EDU | Sri Lanka |
| National Institute of Geophysics and Volcanology | RLAB | Italy |
| National Institute of Meteorology | GOV | Spain |
| National Oceanic and Atmospheric Administration (NOAA) | GOV | United States |
| National University of Singapore | EDU | Singapore |
| Oak Ridge National Laboratory (ORNL) | GOV | United States |
| Plymouth Marine Laboratory | EDU | United Kingdom |
| Renaissance Computing Institute | ORG | United States |
| Sandia National Laboratories | GOV | United States |
| Sandia National Laboratories, California Division | GOV | United States |
| Seoul National University | EDU | Korea, Republic of |
| Spanish National Research Council | GOV | Spain |
| Swiss Center for Scientific Computing | RLAB | Switzerland |
| U.S. Air Force | MIL | United States |
| U.S. Geological Survey | GOV | United States |
| U.S. National Telecommunications and Information Administration | GOV | United States |
| U.S. Navy | MIL | United States |
| UK Met Office | GOV | United Kingdom |
| University of Alberta | EDU | Canada |
| University of British Columbia | EDU | Canada |
| University of Melbourne | EDU | Australia |
| University of the Aegean | EDU | Greece |
| Università di Bologna | EDU | Italy |
| Universität Freiburg | EDU | Germany |
| Université de Sherbrooke | EDU | Canada |
| Wageningen University and Research Centre | EDU | Netherlands |
Total: 54 sites | ||