We are in the process of migrating all NASA Earth science data sites into Earthdata from now until end of 2026. Not all NASA Earth science data and resources will appear here until then. Thank you for your patience as we make this transition.
Read about the Web Unification Project
D3R Data Access and Tools
Data collected by NASA’s Dual-frequency Dual-polarized Doppler Radar (D3R) comprise high-resolution ground based precipitation measurements. Explore D3R datasets and learn more about relevant data tools.
Datasets
| Dataset | Temporal Extent | Spatial Extent | Version | Data State | Processing Level | Data Format | Related Topics |
|---|---|---|---|---|---|---|---|
| GPM GROUND VALIDATION DUAL-FREQUENCY DUAL-POLARIZED DOPPLER RADAR (D3R) GCPEX | 2012-01-03 to 2012-02-29 | N: 44.5021 S: 43.9631 E: -79.5122 W: -80.0512 | 1 | COMPLETE | 1A | netCDF-4 | SPECTRUM WIDTH, Particle Size Distribution, Doppler Velocity, Radar Reflectivity |
| GPM GROUND VALIDATION GCPEX SNOW MICROPHYSICS CASE STUDY V1 | 2012-02-24 to 2012-02-25 | N: 46.3966 S: 43.4595 E: -78.7616 W: -80.4026 | 1 | COMPLETE | 1A | netCDF-4 | Doppler Velocity, Liquid Water Equivalent, Snow Water Equivalent, Precipitation Rate, Snow |
| GPM GROUND VALIDATION DUAL-FREQUENCY DUAL-POLARIZED DOPPLER RADAR (D3R) IPHEX | 2014-05-01 to 2014-06-15 | N: 35.1959 S: 35.1959 E: -81.9631 W: -81.9632 | 1 | COMPLETE | 1B | netCDF-4 | Doppler Velocity, Radar Reflectivity, Liquid Precipitation |
| GPM GROUND VALIDATION DUAL-FREQUENCY DUAL-POLARIZED DOPPLER RADAR (D3R) IFLOODS | 2013-05-09 to 2013-06-13 | N: 42.5 S: 42 E: -90.1 W: -92.9 | 1 | COMPLETE | 1B | netCDF-3 | Particle Size Distribution, Doppler Velocity, Radar Reflectivity, SPECTRUM WIDTH |
| GPM Ground Validation Dual-frequency Dual-polarized Doppler Radar (D3R) OLYMPEX | 2015-11-08 to 2016-01-15 | N: 47.2773 S: 47.2772 E: -124.211 W: -124.211 | 1 | COMPLETE | 1B | netCDF-4 | Radar Reflectivity, Doppler Velocity, SPECTRUM WIDTH |
| GPM Ground Validation Dual-frequency Dual-polarized Doppler Radar (D3R) ICE POP | 2017-11-01 to 2018-03-17 | N: 38.0367 S: 37.3181 E: 129.078 W: 128.36 | 1 | COMPLETE | 1B | netCDF-4 | Radar Reflectivity, Doppler Velocity, SPECTRUM WIDTH |
| GPM Ground Validation Dual-Frequency Dual-Polarized Doppler Radar (D3R) UCONN | 2023-01-01 to 2023-04-10 | N: 42.177 S: 41.459 E: -71.776 W: -72.74 | 1 | COMPLETE | 2 | netCDF-4 | Atmospheric River |
SHOWING 7 OF 7
Frequently Asked Questions
Earthdata Forum
Our online forum provides a space for users to browse thousands of FAQs about research needs, data, and data applications. You can also submit new questions for our experts to answer.
Submit Questions to Earthdata Forumand View Expert Responses