Michael Wollersheim

Find me on:

Recent Posts

What's up with vertical datums?

Posted by Michael Wollersheim on Apr 28, 2015 10:36:00 AM

Flood modeling is entirely dependent upon elevation measurements, and a hidden but crucial aspect of any elevation measurement is the datum on which it’s based. The datum defines the height of "zero." Once again I've asked my colleague at Intermap, Mike Wollersheim, to contribute his knowledge to the blog. When it comes to explaining what’s up with datums, he’s definitely up to the task.

If I told you that your city has an elevation of 3,400 feet, most people assume that I am referring to the height above mean sea level. What else are you going to measure your heights from? It seems obvious unless you really think about it. Then you start to ask questions like:

“If I am in the mountains 500 miles from the coast, how did anyone ever figure out what mean sea level is right here?” 

Read More

Topics: Flood Modeling, Terrain Data

Burning Issues in Wildfire Management

Posted by Michael Wollersheim on Jan 28, 2015 10:57:00 AM

This post proudly features guest writer Michael Wollersheim, geomatics scientist and lead engineer at Intermap Technologies.

In the preceding three years, I have had the great pleasure of attending some of the foremost conferences on wildland fire hosted by organizations like the National Fire Protection Association (NFPA) and the International Association of Wildland Fire (IAWF). I have also been fortunate to have the opportunity to visit the world-class Missoula Fire Sciences Laboratory at the Rocky Mountain Research Station to speak with some of the leading researchers in this complex field of science, economics, and politics.

Read More

Topics: Natural Hazard Risk, Risk Management, Wildfire, Other Risk Models

The Risks of Hazard Blog   rss-feed

Welcome to The Risks of Hazard, brought to you by Intermap Technologies®. From the latest industry news and trends, to insight from thought leaders around the globe, stay tuned for a variety of content aimed at helping you better understand the role of location-based intelligence in the world of insurance underwriting and risk assessment.

To see how Intermap delivers analytics tailored to your underwriting, visit our InsitePro page.

Subscribe to the Risks of Hazard blog!