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About Safecast

Safecast is a global project to empower people with data, primarily by mapping radiation levels and building a sensor network, enabling people to contribute and freely use the data collected.

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Safecast is a global sensor network for collecting and sharing radiation measurements to empower people with data about their environments.

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Safecast is made possible entirely thanks to tax deductible donations from people like you. We are a registered US 501(c) 3 non profit organization.

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bGeigie Nano Workshop Kobe

Safecast participated in the Kobe IT Forum 2014, which was held on November 28 and 29 at the Design and Creative Center Kobe (KIITO). With the support and cooperation of Eyes, Japan Co., Ltd., Safecast held a two-day workshop: on the first day attendees…

 Posted on Sunday December 7th, 2014 03:42 AM

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bGeigie Nano workshops on opposite sides of the world

Above: Workshop participants building their Nanos at Av-Lab in Strasbourg. SAFECAST had another first this past weekend: simultaneous bGeigie Nano workshops on opposite sides of the world. Specifically, on Saturday Oct. 25, teams of people were building Nanos in both Taiwan and France. In…

 Posted on Wednesday October 29th, 2014 02:08 AM

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SAFECAST fundraiser in Tokyo, Nov. 4, 2014

Come spend an evening with SAFECAST! As many who have been following Safecast know, our funding has come primarily from crowdfunding efforts like Kickstarter and GlobalGiving, and occasional grants from philanthropies such as the Knight Foundation. This is in addition, of course, to the…

 Posted on Wednesday October 15th, 2014 12:28 AM

 1 Comment

Drive of the Month: Safecasting Daiichi again (and again…)

Above: The Safecast Mac OSX app app map zoomed into the Fukushima Daiichi area after the most recent upload of data from inside the plant boundaries. The OSX and iOS maps allow the color scale to be adjusted to more easily differentiate either very…

 Posted on Monday October 13th, 2014 09:19 PM

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Safecast OS X App Now Available

Mac OS X users are in for a treat with the release of our native desktop client. Available now in the app store. Hand built with with love by Safecaster Nick Dolezal, the official Safecast app brings our extensive dataset (over 21 million datapoints!)…

 Posted on Thursday September 4th, 2014 07:51 AM

 1 Comment

Safecast Code

We’ve been thinking about what describes the Safecast project as a whole, and came up with a list of 10 things that we try to incorporate into all of our efforts. This is something like our code of conduct, what are we doing, what…

 Posted on Tuesday September 2nd, 2014 03:14 PM

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20 million!

A few days ago, Safecast reached another milestone: 20 million data points! If you look at the  graph above, you’ll see that, starting from zero, it took us 7 months to collect the first million data points. Our first GPS-tagged data collection efforts in…

 Posted on Friday July 25th, 2014 06:28 PM

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Upload of the Month

Above: This is the upload as it appears in the SAFECAST API. Every now and then we get a data submission which strikes us as particularly interesting for one reason or another, and we’d like to start highlighting them. So here’s our first “Upload…

 Posted on Saturday June 21st, 2014 12:35 AM

 4 Comments

bGeigie Nano Review

Over at Wise Time With Arduino they decided to build a bGeigie Nano from scratch – that is, they didn’t buy the kit, they used the plans and sourced all the parts on their own which is something an open design like this enables. They wrote…

 Posted on Wednesday June 4th, 2014 10:21 AM

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Updated Safecast Webmap!

Since the unfortunate demise of our GeoSense map platform we haven’t had recent visualization of Safecast data available to web users. Last week Safecast volunteer Nick Dolezal (mastermind behind the Safecast iOS app) tried out an experiment and it worked fantastically. I’m excited to…

 Posted on Wednesday May 28th, 2014 10:31 AM

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