Two-Dimensional Video Disdrometers (2DVDs) – IFloodS

2DVDs will measure the size, shape, speed and number of raindrops.

2DVD Disdrometer

The 2DVD setup consists of two units that must be placed within close proximity to each other.

Number of sites needed


Site Requirements

Site must have access to a power source, 120 VAC at 4 amps (required).

Internet access (if available).

Site Access

Iowa Flood Center and NASA staff will install the 2DVDs and visit the site daily during the project period.

Deployment Dates

4/1/13 – 7/1/13
Depending on weather conditions, units could be installed as early as mid-March.

To express interest in serving as a host site for instrumentation, contact:
Sara Steussy, Iowa Flood Center, 319-394-1875.