Iowa Double Rain Gauge Network Precipitation Data

NASA's Double Rain Gauge Network dataset provides rainfall measurements from 25 sites centered on the Iowa City Municipal Airport. The network is designed to collect liquid precipitation data for atmospheric and hydrological studies. Sources conflict on the last update date, with one indicating 2003 and another showing a future date of 2026.

Use Cases

• Analyzing spatial variability of rainfall across a 25-site network in Iowa.
• Comparing precipitation measurements from a dense gauge network for validation studies.
• Studying liquid precipitation events and their distribution in a specific geographic region.

Strengths

• Data is collected from a network of 25 specific measurement sites, providing spatial density.
• Dataset originates from NASA, indicating an authoritative institutional source for earth science data.

Limitations

• Critical conflict exists on the dataset's last update date (2003 vs. 2026), casting doubt on its current status.
• No column names, row counts, or specific temporal coverage are provided in the available metadata.
• The license is vaguely specified as 'other-license-specified', requiring further investigation for reuse.

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Measurements from a network of 25 rain gauge sites.

Time Range

null

Freshness

Sources conflict: one lists 2003-11-13, another lists 2026-03-13.

Geography

Iowa, USA, centered on the Iowa City Municipal Airport.