Golden Software Blog

Helping you learn more about the latest product information, tips, tricks, techniques, and customer stories so you can visualize data and communicate results with ease.

Where can I find free topographic data?

JAXA ALOS World 3D website
We frequently get users call us asking where to find sources of free topographic data. Lucky for us, we live in a world that has vast amounts of this data available online, and a significant chunk of it is free to access and download - if you know where to look that is! So please find summarized below some of our ...
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Creating elevation contours within a house footprint from paper notes

Golden Software’s Surfer program can be used in so many applied-science industries for so many different uses, I sometimes forget that it is equally applicable to more business or art-oriented fields. I had a user contact me recently with the following request (paraphrased):

“I have a paper copy of the blueprint of a house, and on it I’ve written elevation measurements that I collected while surveying on the premises. I also have a DXF file of the floorplan of the house. How can I create elevation contours in Surfer and limit them to the shape of the house?”

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